2014-2021 Kawasaki Ultra300 8.4:1 Turbo 83mm std bore x 69.2mm stroke (1498cc) piston kit
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2014-2021 Kawasaki Ultra300 8.4:1 Turbo 83mm std bore x 69.2mm stroke (1498cc) piston kit
|
Make |
Kawasaki |
|
Engine Size |
1498cc |
|
Model |
Ultra 300/310 |
|
Year |
2014-2021 |
|
Bore (mm) |
83mm |
|
Comp Ratio |
8.4:1 |
|
Piston Part Number |
M4055 |
|
Gasket Part Number |
Call |
|
Conrod Part Number |
PSR5403 |
|
Pin Part Number |
827-2000-18CP3C |
|
Locks Part Number |
827x063 SWL |
|
Rings |
CPNG-2-3268 |
|
Shelf (RPO) or Made to Order (MTO) |
MTO |
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 | 2014-2021 Kawasaki Ultra300 8.4:1 Turbo 83mm std bore x 69.2mm stroke (1498cc) 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 piston to cylinder clearance for the M4055 piston kit?
For the M4055 piston kit, it's crucial to follow the manufacturer's specifications for piston to cylinder clearance. Typically, this will depend on the specific application and intended use, but a common range is around 0.0025" to 0.0035". Always consult the supplied instructions for the best results.
What type of fuel is recommended for the 8.4:1 compression ratio of the M4055 pistons?
Given the 8.4:1 compression ratio of the M4055 pistons, it's advisable to use high-octane fuel to prevent knocking, especially under boost conditions. A minimum of 91 RON is generally recommended, but tuning and specific engine setups may require higher octane.
Do I need to modify my conrods when using the M4055 piston kit?
When using the M4055 piston kit, it's essential to ensure that your conrods are compatible with the piston pin size and that they can handle the increased performance. The recommended conrod for this kit is PSR5403, which should be checked for fitment and strength under your specific application.
What is the weight tolerance for the M4055 pistons?
The M4055 pistons are balanced to within +/- 1 gram. This precision ensures that they will perform reliably at higher RPMs and under boosted conditions. Always ensure that your entire rotating assembly is balanced for optimal performance.
How should I install the rings that come with the M4055 piston kit?
When installing the rings from the M4055 piston kit, ensure that you follow the specific orientation and gap placement as per the supplied instructions. Proper installation is critical for achieving the correct ring seal and performance.
