2009-2013 Yamaha FX SHO 10.5:1 turbo, 86mm std bore (1812cc) , piston kit
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2009-2013 Yamaha FX SHO 10.5:1 turbo, 86mm std bore (1812cc) , piston kit
|
Make |
Yamaha |
|
Engine Size |
1800cc |
|
Model |
FX SHO |
|
Year |
2009-2013 |
|
Bore (mm) |
86mm |
|
Comp Ratio |
10.5:1 |
|
Piston Part Number |
M1081A |
|
Gasket Part Number |
H2992030S |
|
Conrod Part Number |
PSR5551 |
|
Pin Part Number |
866-2250-20CP3C |
|
Locks Part Number |
866X063XSWL |
|
Rings |
CPN-3386 |
|
Shelf (RPO) or Made to Order (MTO) |
ROP |
Proudly made in the USA by CP Carrillo Pistons!
- Fully CNC machined
- Balanced to +/- 1 gram
- Double forced pin oilers
- Forged from high strength 2618 alloy
- Designed for maximum performance, horsepower and reliability
- Complete kit includes two pistons, ring sets, wrist pins and clips
- Follow ring end gap and piston to cylinder clearances as per the supplied instructions
| Product Name | 2009-2013 Yamaha FX SHO 10.5:1 turbo, 86mm std bore (1812cc) , piston kit |
|---|---|
| Brands | CP Carrillo |
Delivery & Freight
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What information do I need to match these pistons to my engine?
You need the engine code, bore size, stroke, rod length, pin diameter and target compression ratio. These determine the correct piston compression height and crown design.
How should ring gaps be set for these pistons?
Ring gaps must be set by your engine builder based on fuel type, boost level and the intended rpm range. Forced-induction engines usually require larger gaps.
Are forged pistons suitable for street engines?
Yes. Forged pistons handle detonation and high cylinder pressure better than cast units. Your builder should set the piston-to-bore clearance to suit your application.
What is the recommended bore clearance for the M1081A piston kit?
For the M1081A piston kit, it is crucial to follow the manufacturer's specifications for bore clearance. Typically, a clearance of 0.0020" to 0.0025" is recommended, but this can vary based on your specific engine build and application. Always consult your engine builder for precise measurements.
What type of fuel is recommended for the 10.5:1 compression ratio of these pistons?
For the M1081A piston kit with a 10.5:1 compression ratio, it is advisable to use high-octane fuel, ideally 98 RON or higher, to prevent knock and ensure optimal performance. Fuel quality is critical for reliability and performance, especially under boost.
Do I need to modify my engine to fit the M1081A pistons?
The M1081A piston kit is designed for the Yamaha FX SHO engine from 2009 to 2013. However, depending on your specific setup, you may need to perform some machining, such as honing the cylinder bores to achieve the correct clearance. Always verify fitment with your engine builder.
What is included in the M1081A piston kit?
The M1081A piston kit includes two forged pistons, a complete set of rings, wrist pins, and clips. This comprehensive kit ensures you have all the necessary components for installation.
How should I prepare the piston surfaces before installation?
Before installation, ensure that the piston surfaces are clean and free of any debris. It is also recommended to lightly oil the piston skirts and ring grooves to facilitate smooth installation and operation. Follow the specific instructions provided with the kit for best practices.
