2015-2018 Polaris RZR XP900 11.5:1 96mm +3mm oversize bore x 64.4mm stroke piston kit
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2015-2018 Polaris RZR XP900 11.5:1 96mm +3mm oversize bore x 64.4mm stroke piston kit
|
Make |
Polaris |
|
Engine Size |
900cc |
|
Model |
RZR 900 S |
|
Year |
2015-2018 |
|
Bore (mm) |
96mm |
|
Comp Ratio |
11.5:1 |
|
Piston Part Number |
M9057 |
|
Gasket Part Number |
C3563 |
|
Conrod Part Number |
Custom |
|
Pin Part Number |
W787-2000-15CP1C |
|
Locks Part Number |
787x050 SWL |
|
Rings |
CPN2-3780 |
|
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 | 2015-2018 Polaris RZR XP900 11.5:1 96mm +3mm oversize bore x 64.4mm stroke piston kit |
|---|---|
| Brands | CP Carrillo |
Delivery & Freight
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Disclaimer:
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 M9057 piston kit?
The recommended bore clearance for the M9057 piston kit should be determined based on the specific application and the builder's preferences. Typically, a clearance of 0.0025" to 0.0035" is common for performance applications, but always refer to the manufacturer's guidelines and adjust based on your engine's characteristics.
What type of rings are included with the M9057 piston kit?
The M9057 piston kit includes CP Carrillo's CPN2-3780 ring sets. These are designed for high-performance applications, so ensure you follow the recommended ring gap specifications for optimal performance and reliability.
Can I use the M9057 piston kit with stock connecting rods?
While the M9057 piston kit is designed to work with custom connecting rods, it may be compatible with stock rods depending on their condition and specifications. However, it's crucial to check for proper fitment and clearances, especially with the increased bore size.
What is the compression ratio of the M9057 piston kit, and how does it affect performance?
The M9057 piston kit has a compression ratio of 11.5:1. This higher compression ratio can improve power output and throttle response, but it also requires careful tuning and high-quality fuel to avoid detonation. Ensure your engine management system is capable of handling this setup.
What machining processes are recommended for installing the M9057 piston kit?
Before installing the M9057 piston kit, it's essential to ensure that the cylinder bores are properly honed to match the 96mm piston size. Additionally, check that the piston-to-wall clearance and ring gaps are set according to the supplied instructions to ensure optimal performance and longevity.
