1996-2016 Honda TRX400EX 11.0:1 85mm std bore x 70mm stroke (397cc) piston kit
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1996-2016 Honda TRX400EX 11.0:1 85mm std bore x 70mm stroke (397cc) piston kit
|
Make |
Honda |
|
Engine Size |
400cc |
|
Model |
TRX400EX |
|
Year |
1996-2016 |
|
Bore (mm) |
85mm |
|
Comp Ratio |
11.0:1 |
|
Piston Part Number |
M2003 |
|
Gasket Part Number |
C7825 |
|
Conrod Part Number |
PSR5034 |
|
Pin Part Number |
W787-2000-15CP1C |
|
Locks Part Number |
787x050 SWL |
|
Rings |
CPN-3347 |
|
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 | 1996-2016 Honda TRX400EX 11.0:1 85mm std bore x 70mm stroke (397cc) 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 compression ratio for the M2003 piston kit?
The M2003 piston kit has a compression ratio of 11.0:1, which is suitable for performance applications in the Honda TRX400EX. Ensure your engine is tuned appropriately to handle this compression for optimal performance.
What material is used for the M2003 pistons?
The M2003 pistons are forged from high strength 2618 alloy, providing excellent durability and performance under high-stress conditions typical in off-road applications.
What should I consider for piston-to-cylinder clearance when using the M2003 kit?
Piston-to-cylinder clearance should be set according to the supplied instructions, taking into account the specific bore size of 85mm. Proper clearance is crucial for preventing piston slap and ensuring reliable operation.
Does the M2003 piston kit include all necessary components for installation?
Yes, the M2003 piston kit includes two pistons, ring sets, wrist pins, and clips, providing a complete solution for your Honda TRX400EX engine rebuild or upgrade.
What is the significance of the double forced pin oilers in the M2003 pistons?
The double forced pin oilers in the M2003 pistons enhance lubrication to the wrist pin area, reducing friction and wear, which is particularly beneficial during high-performance operation and extended use.
