Forged Pistons for Acura/Honda, H22 (sleeved block only), 89mm, 9:1 (CP Pistons SC7035)
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|
Make |
Honda |
|
Model |
H22 (sleeved block only) |
|
Part Number |
SC7035 |
|
Cylinders |
4 |
|
Bore (in) |
3.504 |
|
Bore (mm) |
89 |
|
Size |
+2.0mm |
|
Stroke |
90.7 |
|
Conrod |
143.15 |
|
Comp Height (in) |
1.22 |
|
Comp Height (mm) |
31 |
|
Dom/Dish CC |
-9.9 |
|
Compression Ratio |
9 |
|
Weight (Grams) |
346 |
|
Pin (mm) |
22 |
|
Rings |
CPN-3504 |
|
Ring Thickness |
1.0 x 1.2 x 2.8mm |
|
Pin included (Standard) |
866-2250-20CP1C |
|
Upgraded Pin |
866-2250-20CP3C |
|
Ultra Duty Pin |
866-2250-25CP3C |
|
Locks |
866x063 SWL |
CP pistons are compatible with oversized valves and high lift camshafts. CP Pistons represent the highest quality and is engineered for maximum power. Standard features include: Deep valve reliefs accommodate high lift camshafts; Larger valve reliefs for +1mm valve sizes; Custom skirt cam and barrel design; Accumulator grooves; High strength aluminum forgings; High performance rings; Fully CNC machined and balanced to +/- 1 gram; Wrist pins included at no additional cost; Double pin oilers force fed from oil ring groove; Pin lock grooves for easy lock removal; Pin fitting included.
| Product Name | Forged Pistons for Acura/Honda, H22 (sleeved block only), 89mm, 9:1 (CP Pistons SC7035) |
|---|---|
| Brands | CP Carrillo |
| Engine | H22 |
| Make | Honda |
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 are the recommended machining requirements for the CP Pistons SC7035?
For the CP Pistons SC7035, ensure the cylinder bore is honed to the correct clearance specified by the manufacturer. Typically, a clearance of 0.0015" to 0.0025" is recommended for optimal performance. Additionally, verify that the ring gaps are set according to your specific application and boost levels.
Can I use these pistons with stock H22 conrods?
Yes, the CP Pistons SC7035 can be used with stock H22 conrods, but ensure that the conrods are in good condition and properly sized. If you are pushing higher power levels, consider upgrading to performance conrods for added reliability.
What compression ratio can I expect with the SC7035 pistons in an H22 engine?
The SC7035 pistons are designed for a compression ratio of 9:1 when used in a sleeved H22 block. However, the actual compression ratio may vary depending on the specific cylinder head and gasket used, so it’s essential to measure and calculate based on your engine setup.
Are the CP Pistons SC7035 suitable for high boost applications?
The CP Pistons SC7035 are engineered for high performance and can handle moderate boost levels. However, the reliability at high boost will depend on proper tuning, fuel quality, and overall engine assembly. Always ensure that the engine is built to withstand the desired boost levels.
What is the weight of the CP Pistons SC7035 and how does it affect performance?
The CP Pistons SC7035 weigh 346 grams each. This weight is beneficial for reducing reciprocating mass, which can improve engine response and revving capability. However, ensure that your conrods and crankshaft are also suitable for this weight to maintain balance and reliability.
