Forged Pistons for Nissan SR20VE/VET 86.5 12.5:1 (CP Pistons SC7341V)
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|
Make |
Nissan |
|
Model |
SR20VE/VET |
|
Part Number |
SC7341V |
|
Cylinders |
4 |
|
Bore (in) |
3.406 |
|
Bore (mm) |
86.5 |
|
Size |
+0.5mm |
|
Stroke |
86 |
|
Conrod |
136.25 |
|
Comp Height (in) |
1.26 |
|
Comp Height (mm) |
32 |
|
Dom/Dish CC |
5.7 |
|
Compression Ratio |
12.5 |
|
Weight (Grams) |
333 |
|
Pin (mm) |
22 |
|
Rings |
CPN-3406 |
|
Ring Thickness |
1.0 x 1.2 x 2.8mm |
|
Pin included (Standard) |
866-2250-15CP1C |
|
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 Nissan SR20VE/VET 86.5 12.5:1 (CP Pistons SC7341V) |
|---|---|
| Brands | CP Carrillo |
| Engine | SR20 |
| Make | Nissan |
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 SC7341V pistons?
The SC7341V pistons have a compression ratio of 12.5:1, making them suitable for high-performance applications. Ensure that your engine is built to handle this compression level, including proper fuel quality and tuning.
What are the specific machining requirements for these pistons?
When installing the SC7341V pistons, ensure the bore clearance is set according to the engine builder's specifications. The pistons require proper ring gap settings, and the engine should be balanced with the full rotating assembly for optimal performance.
Can I use these pistons with high lift camshafts?
Yes, the SC7341V pistons are designed with deep valve reliefs to accommodate high lift camshafts, making them compatible with performance modifications that include oversized valves and aggressive cam profiles.
What is the weight of the SC7341V pistons and how does it affect performance?
The SC7341V pistons weigh 333 grams each. Lighter pistons can improve engine response and reduce reciprocating mass, which is beneficial for high RPM applications. However, ensure that the rest of your rotating assembly is balanced accordingly.
What type of wrist pins are included with the SC7341V pistons?
The SC7341V pistons come with standard wrist pins (part number 866-2250-15CP1C) included at no additional cost. Upgraded and ultra-duty pins are also available for those looking to further enhance performance and durability.
