Ultimate FAQ on Gas Toyan V8 Engine FS-V800G Small Block V8 Kits | Stirlingkit

danna Posted on November 25 2024

1 Seems kinda odd that it appears to be a gasoline engine having a distributor but the oil pan has a low mounted vent nipple like a nitro glow engine. Does it have a oiling system for the internals ?

A1: The Toyan V8 Gasoline-Powered Engine brings significant upgrades, combining performance with ease of use. Retaining the mixed oil lubrication system of its nitro predecessor, it now features enhanced oil seals to minimize leaks and a vented oil pan for cleaner exhaust and waste oil discharge. The outdated suspended double distributor has been replaced with a contact single distributor, offering easier adjustments, standardized wiring, and stable performance tailored for V8 CDI systems. These improvements address past challenges like cylinder imbalance, flashover, and setup complexity, making the new Toyan V8 a cleaner, more reliable, and user-friendly model.

2. Too expensive for the history of this product line. I will be passing.
Sexy looking, looks alot like the big block chevy, only thing off is the location of the distributor….its on the right location for a big block hemi…except the plugs are in the wrong spot…everything is right for a big block ford, but who would admit to wanting a ford….lol, but it does look good!!

A2: The Toyan V8 Engine is a great choice for its price and features, costing 50% less than the previous Toyan Gas V8 model while offering better design and performance. Inspired by classic small-block V8 engines, it has a front-mounted distributor that saves space, makes maintenance easier, and works well in smaller models like RC cars and boats. This design also improves cooling and gives the engine a fresh, modern look. If you’re on a budget, the Semto L2 Engine is a more affordable option that still delivers excellent performance.

3. What is the firing order anyone know yet?

A3: The firing order is 1-5-4-3-6-8-7-2, along with a detailed diagram to ensure proper setup of the distributor.

4. Has there been any testing on how this engine runs handling some load. Or how this engine holds up to prolonged revving at 20% - 45% - 75% - 100%.I guess the above questions are the gage how versatile this engine is against practicality.

A4: Yes, the Toyan V8 has undergone load condition tests. We are preparing videos to showcase its performance under different loads, including use in vehicles and power applications. Stirlingkit will also assist in demonstrating its practical capabilities.

5. What’s the cubic capacity of it?

A5: The Toyan V8 engine has a displacement of 28cc, calculated as 3.5cc per cylinder across its 8 cylinders.

6. Will it be available in the aluminum color in the future?

A6: Currently, the Toyan V8 engine is available in a classic red and black design. Future plans include releasing versions in aluminum silver, blue, and black-silver. But I think the other color option will take much more longer time to wait.

7. Ignition timing, opening timing of the intake and exhaust valves in degrees of crankshaft angle, compression pressure, fuel consumption per minute at different engine speeds, maximum surface temperature on the cylinder cover, exhaust gas temperature?

A7: Detailed technical data for the Toyan V8 engine, including ignition and valve timing, will be included in the manual. Fuel consumption and temperatures can be monitored during operation using additional equipment. We plan to release more in-depth test videos.

8. Will there be a gearbox and clutch system for the engine?

A8: A transmission and clutch system designed for the Toyan V8 engine will be released as an upgrade in the future. We are currently working on developing these components.

9. Is there a dyno sheet? Durability testing? How hard is it to mount in, say, a Rovan Baja? Why are they not sold with the full ignition system in the box? I honestly like that last question. It’s useless as anything but a doorstop without support hardware. Mmmhm. Even my solution of 'throw 8 OS G5 glow plugs in it and run it like a glow engine' requires spending additional money beyond the initial purchase even if it's less than what they charge for the CDI system.

A9: Dyno and durability tests have been conducted on the Toyan V8 engine, but videos are yet to be published. Installation in a Rovan Baja car depends on your DIY skills, and we offer accessories like ignition and cooling systems separately to suit individual needs.

10. What are the reasons for me to buy this since already own a Toyan gen 1 v-8 from 2022. What makes this better besides the difference in fuel requirements. What lubrication system etc, piston rings etc…do tell

A10: The new Toyan V8 engine boasts numerous upgrades: a more cost-effective overhead valve design, gasoline power, a realistic distributor system, dual piston rings for enhanced performance, an improved carburetor and air filter, automatic oil suction, and better oil seals to prevent leaks. It’s a significant improvement over the Gen 1 V8.

11. How does it Handel heat can it idle without a external pump moving the coolant? What is the RPM range?

A11: The Toyan V8 features a mechanical water cooling system with an external high-performance radiator for efficient heat management. It idles more stably than its predecessor and operates within an RPM range of 1950–8650.

12. Why aren't scale one piece headers included too? Is Toyan planning to release bolt on upgrades?

A12: The Toyan V8 engine comes with a separate exhaust pipe. An integrated manifold will be available as an optional upgrade in the future.

13. What lubricant does it use and how is it pumped around the engine?

A13: The Toyan V8 uses 92# gasoline mixed with 2T engine oil for lubrication. The engine's mechanical operation distributes the mixed oil throughout the cylinders and crankcase.

14. The videos shows a different carburetor used that what's shown to be sold . Why is that? Will it be sold with the carburetor in the videos or the original one used in previous version?The crankcase vent appears to be suitable for Nitro and not retaining the oil for gasoline use . Is there going to be redesign for it to ensure no damage to the ensure during operation?

A14: The Toyan V8 in the video features a prototype carburetor. The production version uses an upgraded carburetor design, which matches the product photos and ensures better performance.

15. Why is the distributor on the front in the Toyan V8 engine?

A15:The placement of the distributor in the Toyan V8 is a result of thoughtful design considerations:

    1. Inspired by Classic, not a full replica:
   While the Toyan V8 incorporates design elements inspired by Classic iconic small block V8 engines, it is not a 1:1 scale replica. Instead, it blends Classic influences with Toyan's original and signature design style.

    2. Combining design traits:
   Traditionally, some car brand's 's V8 engines have front-mounted distributors, whereas other car brand's are positioned at the rear. The Toyan V8 merges these features to create a unique engine model that reflects versatility and innovation.

   3. Size and structural limitations:
   Miniature engines like the Toyan V8 are constrained by their scale. To achieve optimal performance, a great sound profile, and premium craftsmanship, compromises are necessary. Designing a fully accurate front-mounted distributor like the original proptype V8 would require increasing the model's scale from 1/10 to 1/4, which would significantly alter its purpose and accessibility.

16. Does it have an oil pump that works?

A16: The Toyan V8 features a mechanical pump for operation but does not include an independent oil pump. An external oil pump may be offered in the future for DIY upgrades.

17. Why don’t they make a decent sized v8 of around 120cc something that can actually be used and put some sort of a load on it as opposed to sounding like a buzz bomb

A17: The Toyan V8 is designed as a miniature engine model, focusing on accessibility and educational value. Larger engines would increase costs and present safety concerns. In the future, we may develop large-scale V8 engines for exhibitions or offline events.

18. Will you offer other colors ? I would like Sliver / Aluminum finish instead of the Black Crankcase with Red Valve Covers ...

A18: While the red and black design is the current standard, the Toyan V8 will eventually be available in other colors like silver (aluminum), blue, and black-silver.

19. What's New About Toyan V8?

A19:

Refined Design: More compact and lightweight, with a modern American-inspired aesthetic for easier installation and handling.
Distributor Improvements:
- Upgraded from a suspended dual-distributor system to a contact-based single distributor.
- Simplified adjustments, organized wiring, and enhanced stability with a V8-specific CDI system.
Cooling System Upgrade: Dual independent cooling system significantly extends operating time and improves heat dissipation.
Fuel System Optimization: Equipped with a gasoline-specific carburetor for improved stability, reduced fuel consumption, and easier startups.
Air Filter Cover Innovation: Features an integrated cold-start assist device, addressing cold-start challenges effectively.
Electric Start Enhancement: Added reduction gears and a relay to protect the motor and battery from overload, ensuring smoother and safer startups.
Internal Mechanism Refinements:
- Timing is now gear-driven with adjustable valve clearance, offering greater stability and eliminating the risk of gear misalignment.
- Simplified maintenance.
Dual Piston Ring Improvement: Enhanced cylinder pressure, reducing misfire issues and boosting overall performance.
High-Angle Camshaft Design: Supported by a five-point camshaft structure for increased durability.
Cross-Plane Crankshaft Upgrade: Precision-machined, one-piece 90° cross-plane crankshaft with five-point support for improved stability and reliability.

These enhancements deliver significant improvements in performance, reliability, and user convenience, offering an upgraded experience for enthusiasts.

20. Will the exhaust headers be offered as a separate purchase for possible use on other engines?

A20: The exhaust headers will not be sold separately for use on other engines due to compatibility issues between the new air filter and older carburetors. However, they will be available in the future for purchase on Stirlingkit website, exclusively designed for this specific Toyan V8 model. Additionally, plans are underway to introduce a clutch, gearbox, and supercharger to further enhance the engine’s capabilities.

22. Why is this engine named the same as its predecessor?

The engine shares the same name as its predecessor due to space limitations on the cylinder head and the engraving area. Additionally, both versions are gasoline-powered engines, which makes it logical to retain the same name for continuity while introducing new improvements.

23. Will the supercharger be properly tested before release, and when will it be available?

Yes, the supercharger will undergo extensive testing to ensure it meets our performance standards before release. It is expected to be available after the engine begins shipping. We’ll announce more details, including pricing and availability, once it’s ready for release—so stay tuned for updates!

24. The videos shows a different carburator used that what's shown to be sold . Why is that? Will it be sold with the carburator in the videos or the original one used in previous version? The crankcase vent appears to be suitable for Nitro and not retaining the oil for gasoline use . Is there going to be redesign for it to ensure no damage to the ensure during operation?

The video shows an engineering prototype, which is completely different from the carburetor used in the previous generation V8 engine. The carburetor of the actual shipping version has some upgrades and improvements, please refer to the sales display pictures.The vent under the oil pan is used to discharge exhaust gas and waste oil. Just make sure to add a little oil to the gasoline fuel to ensure sufficient lubrication to ensure that the machine will not be easily worn during operation.

25. What's the horse power?

The Toyan V8 engine model typically delivers around 2.5 to 3 horsepower.

26. It's a 28cc v8 engine, single carburetor, independent exhaust system , and liquid cooling with that configuration, how much HP that engine can produce?

27. whats the hp and torque output and what rpm is it peeked at?

28. Are any components interchagable with the previous iteration?

29. why does it use orings instead of a belt?

30. What about spare parts

you can buy it from stirlingkit.com directly.

31. Is it water cooled??

A31: Yes.

32. Does purchasing a kit include a base?

The base is not included. But we will launch the base later

33. Why does the Toyan V8 require mixed fuel?

The Toyan V8 does not have an independent lubrication system, so it relies on a 25:1 gasoline-to-oil mixture for lubrication. Similar to a two-stroke engine, this ensures that moving parts like pistons and connecting rods are properly lubricated to prevent excessive wear.

34. Why does oil discharge from the bottom of the engine?

The oil drain port at the bottom is designed to release excess oil and exhaust gases, which is a normal occurrence. Since the engine uses mixed fuel for lubrication, some unburned oil is expelled along with the exhaust, potentially causing oil residue. However, compared to the previous nitro V8 version, this engine features an upgraded oil seal design, significantly reducing oil leaks and making maintenance easier for users.

35. Why Doesn't the Toyan V8 Model Engine Have an Independent Lubrication System?

The Toyan V8 is a model engine designed for hobbyists, not a real car engine. To keep the engine simple and affordable, it doesn't have a separate oil system. Instead, it uses 25:1 gasoline and oil mixture, which is common in small model engines.

This setup eliminates the need for complex parts like an oil pump or oil reservoir, making it easier to use and cheaper to produce. While this means there will be some oil residue from the exhaust, it's completely normal and part of how these engines work.

By skipping the separate oil system, Toyan keeps the engine lightweight, easy to maintain, and cost-effective, making it a great choice for those looking to enjoy building and running a fun, realistic model engine without breaking the bank.

36. Does Toyan V8 Engine has Oil Pan?

The Toyan V8 model engine FS-V800WGPC doesn’t have an oil pan because it’s designed to be simple, cost-effective, and easy to use for hobbyists. Here’s why:

Simplified Design:
The FS-V800WGPC engine is a model engine, not a real car engine. To keep things simple, it doesn’t need the complex components that full-scale engines use, like an oil pan, oil pump, or oil reservoir. Instead, it uses a 25:1 gasoline-to-oil mixture for lubrication, which eliminates the need for an oil pan.
Reduced Complexity and Cost:
Adding an oil pan and the other necessary components for independent lubrication would increase both the cost and complexity of the engine. By not including these parts, Toyan keeps the engine FS-V800WGPC lightweight and affordable, making it more accessible for hobbyists.
Perfect for Model Engine Enthusiasts:
Model engines like the Toyan V8 FS-V800WGPC are meant for fun and education, not to be used like real car engines. The 25:1 fuel mixture provides sufficient lubrication for the small-scale engine, and the design is tailored to meet the needs of enthusiasts looking for a realistic yet low-maintenance model.

In short, no oil pan means lower cost, simpler maintenance, and a more affordable, fun experience for users.

36. How to Connect the TOYAN V8 Model Engine?

Follow these steps to properly connect and set up your TOYAN V8 model engine:

1. Cooling System Connection

Connect the fan radiator and water pipes (3603332) to ensure proper cooling.
Make sure the water pipes are securely attached to avoid leaks.

2. Ignition System Setup

Install 8 spark plugs (3603333) into the cylinder heads.
Connect the CDI ignition module (3603334) to the engine.
Attach the relay starter wiring module to the CDI unit.

3. Fuel System Connection

Connect the fuel tank (3378538) to the engine using the fuel tubing (3378539).
Ensure the fuel lines are properly attached and secured to prevent leaks.
Use a 25:1 gasoline-to-oil mixture for lubrication.

4. Power Supply

The engine requires two 11.1V 3S lithium batteries (user-supplied).
Connect the batteries to the starter and CDI ignition module.
Double-check all wiring connections before starting.

Once everything is properly connected, your TOYAN V8 engine is ready for operation! buy accessories here

37.What does the TOYAN V8 engine model FS-V800WGPC mean?

The TOYAN V8 engine model FS-V800WGPC can be broken down as follows:

F: Four (refers to the engine being a four-stroke type)
S: Stroke (indicating it's a four-stroke engine)
V: V-type (referring to the V-shaped cylinder configuration)
8: Eight-Cylinder (indicating the engine has 8 cylinders)
00: Suffix number (used for identifying variations or versions)
W: Water Cooling (denoting the engine uses water for cooling)
G: Gasoline (indicating the engine runs on gasoline fuel)
P: Push rod (indicating the engine uses a push rod mechanism for the valve operation)
C: Component (indicating it's a component of a larger system or kit)

This model number provides key details about the engine's configuration, fuel type, cooling method, and other features.

38.What are the basic parameters of the TOYAN V8 engine?

Form: KIT or ASSEMBLED version
Scale: 1/10
Size: 177.00173.45153.89mm
Weight: 2.4Kg
Engine type: gasoline internal combustion engine
Valve mechanism type: OHV
Displacement: 28 (3.5*8)cc
Cylinder ignition order: 1-5-4-3-6-8-7-2
Cylinder: V-type eight-cylinder
Stroke: four-stroke
Cylinder diameter: 16.70mm
Stroke: 17.00mm
Output shaft diameter: 8mm
Speed range: 1950-8650rpm
Maximum power: 3.85ps
Cooling method: water cooling
Lubrication method: mixed oil splash lubrication
Starting method: brushless motor starting
Ignition method: CDI igniter and distributor controlled ignition
Spark plug type: British thread 1/4-32 ME-8 spark plug
Power source: 3S lithium battery
Fuel: 92# and above gasoline
Engine oil: 2T/4T engine oil

39.What are the advantages/highlights of the TOYAN V8 engine?

A: The TOYAN V8 engine stands out for its impressive value, offering excellent performance at a highly competitive price. Here’s why it's a great investment:

Great value for beginners: The TOYAN V8 is perfect for those just starting with model engines. It’s an entry-level V8 engine kit that provides a balance of ease of use, performance, and affordability, making it a smart choice for newcomers.
Compact and classic design: Its smaller, lightweight design is not only visually appealing with its American-style look but also easier to handle compared to larger V8 engines, giving you more flexibility without sacrificing performance.
Easy setup with dependable results: The optimized distributor and simplified wiring system reduce setup complexity, providing you with a reliable engine that’s easy to get running without requiring advanced technical skills.
Efficient cooling for longer runs: The dual independent cooling system allows the engine to run longer, making the TOYAN V8 ideal for extended operation—perfect for hobbyists looking for uninterrupted fun at a lower cost of maintenance.
Fuel-efficient system: With its gasoline-specific carburetor, the engine not only ensures easy starting but also reduces fuel consumption, making it more cost-effective to run over time compared to similar models.
Cold start assistance: The built-in cold start device in the air filter cover resolves typical cold start issues, providing better performance in lower temperatures without additional expenses for modifications.
Durable and cost-saving electric start: With the added reduction gear and relay, the starter motor and battery are well protected, reducing the risk of damage and increasing longevity, saving you money on replacements.
Low-maintenance design: The optimized internal structure and simple maintenance process, including the OHV valve mechanism, means less time spent on upkeep and more time enjoying the engine.
Reliable and efficient pressure: The double piston ring design ensures consistent cylinder pressure, preventing leaks and promoting more efficient engine performance, further reducing long-term maintenance costs.
Smooth operation and high performance: Thanks to its high-angle stroke camshaft and sturdy five-point cam support, the engine operates smoothly, ensuring that you get top performance without needing extra investments.
Tough and reliable crankshaft: The one-piece, five-point supported crankshaft is strengthened and hardened, ensuring durability without extra cost, making the TOYAN V8 a long-lasting and cost-efficient choice.

All these features combined offer an engine that provides superior value—delivering excellent performance, ease of use, and long-lasting durability—all at a competitive price. The TOYAN V8 is a solid investment for anyone looking for high-quality performance without the high-end price tag.

40.What are the items needed to start the TOYAN V8 engine?

To start the TOYAN V8 engine, the following items are necessary, and each plays an important role in the engine's operation. Please note that battery and fuel are not included, but a complete set of accessories (excluding these two) can be purchased from Stirlingkit.

CDI igniter (1) + relay (1): The CDI igniter generates the electrical spark needed for ignition, while the relay manages the electrical flow to the igniter, ensuring proper operation.
Spark plugs (8) - Specification: British thread 1/4-32 ME-8 type: These spark plugs ignite the fuel-air mixture in each of the 8 cylinders. The specific British thread and ME-8 type ensure proper compatibility and fitting for the TOYAN V8 engine.
Radiator (1): The radiator helps dissipate heat from the engine, preventing it from overheating and ensuring smooth operation.
Cooling water tank (1): This tank stores the coolant that circulates through the engine to regulate its temperature during operation.
Water pipes (3) - inlet pipe (1), return pipe (1), outlet pipe (1): These pipes help circulate the coolant through the engine to maintain optimal operating temperatures.
T-tube (1): This connects the fuel inlet of the dual carburetors, ensuring proper fuel flow into the engine for combustion.
Fuel pipes (2): These pipes deliver fuel from the fuel tank to the carburetors for the combustion process.
Fuel tank (1) - recommended 100cc capacity: The fuel tank stores the gasoline-oil mixture required for engine operation. A 100cc capacity is recommended to ensure enough fuel for the engine to function properly.
Fuel: 95# gasoline and 2T engine oil mixed at a ratio of 30:1: The fuel mixture powers the engine. The 95# gasoline is used for combustion, while the 2T engine oil lubricates the engine components. The 30:1 ratio is important for proper lubrication and smooth operation.
Power supply: 3S lithium battery (2): These batteries provide electrical power for the ignition system. However, the batteries are not included, and it is advised to purchase them locally from a hobby shop.
Tools: M8 socket, flat screwdriver: These tools are required for assembling and adjusting the engine parts to ensure they are properly connected for optimal performance.

A complete set of accessories (excluding the battery and fuel) is available for purchase from Stirlingkit, providing everything you need to get the TOYAN V8 engine up and running, except for the specific items that need to be purchased locally.

41.How to connect accessories to TOYAN V8 engine? How to connect the wires?

A: To connect the accessories and wires for the TOYAN V8 engine, follow these steps:

Fuel Circuit:
- Connect the fuel pipe from the fuel tank to the tee pipe.
- The tee pipe branches into two pipes, which are connected to the carburetor for fuel supply.
Water Cooling Circuit:
- The water inlet nozzle connects to the water tank through the water inlet pipe.
- The water outlet nozzle connects to the water drain via the water outlet pipe.
- The water tank and water drain are connected through the return pipe to ensure circulation.
Ignition Circuit:
- Install 8 spark plugs on the cylinders.
- Connect the 8 ignition wires from the distributor to the corresponding cylinders, ensuring correct order and alignment.
Starting Circuit:
- The CDI power line is connected to the relay.
- The relay T plug connects to the 3S lithium battery.
- The switch button controls the starter motor to initiate engine start.

These connections ensure that the TOYAN V8 engine operates smoothly and that all circuits (fuel, water, ignition, and starting) are correctly set up for performance.

42.What are the dimensions of the TOYAN V8 engine?

Size: 177.00173.45153.89mm
Scale: about 1/10 (can be converted into a 1/4 scale remote control car).

43.Where is the structural diagram of TOYAN V8 engine?

44.How is the distributor connected to the 8 cylinders on the Toyan V8 model engine?

A: The numbers on the distributor plate correspond to the cylinder sequence. Looking from the front of the distributor, the 8 cylinders are arranged in the following order, moving counterclockwise: 1-3-5-7-8-6-4-2.

This arrangement ensures that each cylinder fires in the correct sequence, providing the proper timing for the engine to run smoothly.

45.What are the distributor ignition timing marks for the Toyan V8 model engine?

A: For the Toyan V8 model engine, the distributor ignition timing marks are set as follows:

Mark the alignment point at the top dead center (TDC) of the No. 1 cylinder, which is ready for ignition.
The standard '1' mark on the distributor plate should be facing the direction of the Hall line installation. This ensures that the ignition timing is properly aligned for the correct cylinder firing order and engine performance.

This setup ensures accurate ignition timing, critical for smooth operation and performance of the Toyan V8 model engine.

46.What is the timing mark diagram and setting method for the Toyan V8 model engine?

For the Toyan V8 model engine, follow these steps for correct timing setup:

Rotate the crankshaft counterclockwise until the piston of the first cylinder is at Top Dead Center (TDC).
Check rocker arms: Ensure that both the intake and exhaust rocker arms of the first cylinder are at their lowest point and parallel to each other. This indicates that the valves are in the correct position for timing adjustments.
Align the timing marks: Once the piston is at TDC and the rocker arms are in the correct position, align the timing marks on the crankshaft and camshaft gears to ensure they match the specifications for the engine.

Why it's important:
This process ensures the correct synchronization of the crankshaft and camshaft, which is crucial for the accurate operation of a model engine like the Toyan V8. It prevents valve interference, helps maintain smooth running, and ensures that the engine performs optimally at small scale.

47.What is the cylinder firing order for the Toyan V8 model engine?

The cylinder firing order for the Toyan V8 model engine is 1-5-4-3-6-8-7-2. This firing order ensures smooth and balanced engine operation by distributing the power evenly across the cylinders, helping reduce vibration and improving overall performance.

48.What is the initial value and setting method of valve (rocker arm) clearance for the Toyan V8 engine?

A: To set the valve (rocker arm) clearance for the Toyan V8 engine:

Rotate the Crankshaft: Turn the crankshaft until the rocker arm of the cylinder that needs adjustment is at its lowest point.
Adjust Clearance: Ensure there is at least 0.1mm clearance between each rocker arm and the valve.

Warnings:

Use caution with adjustments: The clearance is generally very small, and adjustments should be made carefully to avoid over-tightening or under-tightening.
Check clearance multiple times: Small model engines like the Toyan V8 may have tight tolerances, so ensure the feeler gauge is properly measured and the engine is not over-stressed during adjustments.
Be gentle with the components: Because this is a model engine, avoid applying excessive force to the rocker arm or valve to prevent damage to small, delicate parts.

49.What is the initial value and setting method of the carburetor oil needle?

A: To set the carburetor oil needle:

Main Oil Needle:
- Turn the main oil needle clockwise to the bottom (fully tightened).
- Then, back it out counterclockwise by 3 turns.
Auxiliary Oil Needle:
- Turn the auxiliary oil needle clockwise until it enters the injector nozzle about 1.2mm.

Warnings:

Do not over-tighten the oil needles, as this can damage the needle or carburetor.
Check fuel mixture after adjustments to ensure proper performance and prevent engine damage.
Do not exceed the recommended setting values, as this may lead to poor engine performance or excessive fuel consumption.
Always ensure that the carburetor is clean and properly installed before making adjustments.

50.What are the steps to start the engine?

(1) Connect the oil circuit and pump oil until fuel flows out of the oil return pipe.
(2) Press the start button and lightly block the carburetor air port. Release it after the engine is filled with oil.
(3) Observe the engine operation and gradually increase the throttle.
(4) If the engine cannot start, check the ignition, timing, cylinder pressure and valve clearance.

51.What are the maintenance methods for the Toyan V8 engine?

For proper maintenance of the Toyan V8 engine:

Fuel and Oil: It is recommended to use 92# or higher gasoline and 2T engine oil, with a fuel-to-oil ratio of 30:1.
Maintenance Interval: Perform maintenance every 50 to 100 hours of use, which includes:
- Disassembly of key components.
- Cleaning parts to remove dirt and debris.
- Replacement of any worn-out parts to ensure the engine continues to run smoothly.

These steps will help maintain the engine's performance and extend its lifespan.

52.Will the crankshaft break again?

The Toyan V8 crankshaft features a one-piece, five-point supported 90° cross design, which is strengthened and hardened to prevent breakage. This robust construction greatly reduces the likelihood of the shaft breaking. However, like any mechanical part, it could still be affected by factors such as excessive stress, improper installation, or inadequate maintenance. As long as the crankshaft is correctly installed and properly maintained, it should be durable and resistant to breakage.

53.What should I do if the piston ring cannot enter the cylinder liner normally?

The piston ring needs to be installed with a tool, and the clearance is 0.1mm. If it cannot be installed, please take a video to prove it, and we will reissue a new piston ring.

54.What should I do if the belt breaks easily?

If the belt breaks, we will reissue an upgraded belt for free. Subsequent purchases will be directly equipped with an upgraded belt.

55.What should I do if the bolt holes in the master cylinder body are poorly tapped?

It is recommended to use an M4 tap to re-tap. If the problem is serious, please take a photo and contact us, and we will help solve it.

56.Does the TOYAN V8 engine offer any accessories for modification?

We plan to launch the following modification accessories:
1. Upgraded intake and exhaust manifold/muffler
2. Clutch
3. Gearbox
4. Base fuel tank kit
5. Supercharger/turbocharger
6. Air filter/oil filter
7. External oil pump system
8. DC generator
9. Instrument display
10. ECU and fuel injector.

57.Why does the Toyan V8 engine's crankshaft appear to have runout?

A: The Toyan V8 engine is designed with intentional clearance, which may cause a slight apparent deviation when not under load, but it returns to normal during operation. Additionally, when testing the crankshaft runout, both ends must be clamped; otherwise, parallelism cannot be ensured, leading to measurement errors. If only one end is clamped, misjudgment may occur. It is recommended to clamp both ends for a more accurate measurement.

58. Will the exhaust headers be offered as a separate purchase for possible use on other engines?

Yes, all parts, including the exhaust headers, can be purchased separately. Please feel free to contact us directly for more information or to place an order.

Thank you for your patience. Some of the answers have been temporarily updated in the Stirlingkit FAQ. A few tutorial-style drawings are still in progress. Once everything is complete, we will update the latest manuals and send them via email to each Stirlingkit Toyan V8 buyer.

Continuously updating.......

Ultimate FAQ on Gas Toyan V8 Engine FS-V800G Small Block V8 Kits | Stirlingkit

A19: