2010-2019 YZ450F 13.75:1 97mm std bore x 60.8mm stroke (449cc) piston kit
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2010-2019 YZ450F 13.75:1 97mm std bore x 60.8mm stroke (449cc) piston kit
|
Make |
Yamaha |
|
Engine Size |
450cc |
|
Model |
YZ450F |
|
Year |
2010-2019 |
|
Bore (mm) |
97mm |
|
Comp Ratio |
13.75:1 |
|
Piston Part Number |
MX1069 |
|
Gasket Part Number |
C3395 |
|
Conrod Part Number |
PSR8823A |
|
Pin Part Number |
S708-2000-15C |
|
Locks Part Number |
708x050 SWL |
|
Rings |
CPN2-2-3819 |
|
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 | 2010-2019 YZ450F 13.75:1 97mm std bore x 60.8mm stroke (449cc) piston kit |
|---|---|
| Brands | CP Carrillo |
Delivery & Freight
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If you are unsure, get in touch by emailing [email protected], messaging us on Facebook, or phoning us at +61 7 5645 1333 (8am to 2pm AET).
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 MX1069 piston kit?
For the MX1069 piston kit, the recommended bore clearance should be set according to the specific engine build and application. Typically, a clearance of 0.0015" to 0.0025" is a good starting point, but always refer to the manufacturer's specifications and your engine builder's recommendations.
What type of fuel is best suited for the 13.75:1 compression ratio of the MX1069 piston?
The 13.75:1 compression ratio of the MX1069 piston kit typically requires high-octane fuel to prevent detonation. A minimum of 98 RON fuel is recommended, but always consider the tuning and specific setup of your engine to ensure optimal performance and reliability.
Do I need to modify my cylinder head to use the MX1069 piston kit?
Using the MX1069 piston kit may require modifications to the cylinder head, particularly if you're aiming for maximum performance. Ensure that the combustion chamber is compatible with the increased compression ratio, and consult with your engine builder for any necessary adjustments.
What is included in the MX1069 piston kit?
The MX1069 piston kit includes two pistons, ring sets, wrist pins, and clips. This complete kit is designed for easy installation and optimal performance in the Yamaha YZ450F engine.
How should I break in the engine after installing the MX1069 piston kit?
After installing the MX1069 piston kit, follow a proper break-in procedure to ensure longevity and performance. This typically involves varying engine RPMs and avoiding full throttle for the first few hours of operation. Always refer to the specific break-in recommendations provided by your engine builder.
