2003-2009 YZ450F 13.0:1 95mm std bore 63.4mm stroke (449cc), piston kit
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2003-2009 YZ450F 13.0:1 95mm std bore 63.4mm stroke (449cc), piston kit
|
Make |
Yamaha |
|
Engine Size |
450cc |
|
Model |
YZ450F |
|
Year |
2003-2009 |
|
Bore (mm) |
95mm |
|
Comp Ratio |
13.0:1 |
|
Piston Part Number |
M1010 |
|
Gasket Part Number |
2003-2004 C7947 2006-2009 C7908 |
|
Conrod Part Number |
PSR9271A |
|
Pin Part Number |
W708-2000-15CP1C |
|
Locks Part Number |
708x050 SWL |
|
Rings |
CPN2-2-3740 |
|
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 | 2003-2009 YZ450F 13.0:1 95mm std bore 63.4mm stroke (449cc), piston kit |
|---|---|
| Brands | CP Carrillo |
Delivery & Freight
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Product images are for description purposes only. Actual product may vary.
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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 M1010 piston kit?
For the M1010 piston kit, it's crucial to follow the manufacturer's specifications for bore clearance. Typically, a clearance of 0.0020" to 0.0030" is common for performance applications, but always verify with your engine builder to ensure optimal fitment.
What type of rings are included with the M1010 piston kit?
The M1010 piston kit includes CP's CPN2-2-3740 rings, which are designed for high-performance applications. Ensure to follow the specified ring end gap settings as per the supplied instructions for best results.
Can I use the M1010 piston kit with stock conrods?
While the M1010 piston kit can be used with stock conrods, it is recommended to assess the condition and strength of your conrods, especially if you're aiming for higher performance. Upgrading to stronger aftermarket conrods may provide additional reliability under increased loads.
What compression ratio does the M1010 piston kit achieve?
The M1010 piston kit achieves a compression ratio of 13.0:1. This higher compression can improve power output, but ensure your engine is tuned correctly and that you are using high-quality fuel to prevent detonation.
What machining processes should be considered when installing the M1010 piston kit?
When installing the M1010 piston kit, ensure that the cylinder bore is honed to the appropriate size for the pistons. Additionally, check that the piston-to-wall clearance and ring gaps are set according to the provided specifications to ensure optimal performance and longevity.
