Forged Pistons for Audi/ VW, 1.8L 20 Valve (Stroker) 20mm pin, 82mm, 8.5:1 (CP Pistons SC7607)
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|
Make |
Audi/VW |
|
Model |
1.8L 20 Valve (Stroker) |
|
Part Number |
SC7607 |
|
Cylinders |
4 |
|
Bore (in) |
3.228 |
|
Bore (mm) |
82 |
|
Size |
+1.0mm |
|
Stroke |
92.8 |
|
Conrod |
144 |
|
Comp Height (in) |
1.16 |
|
Comp Height (mm) |
29.5 |
|
Dom/Dish CC |
-14.5 |
|
Compression Ratio |
8.5 |
|
Weight (Grams) |
275 |
|
Pin (mm) |
20 |
|
Rings |
CPN-3228 |
|
Ring Thickness |
1.0 x 1.2 x 2.8mm |
|
Pin included (Standard) |
787-2250-16CP1C |
|
Upgraded Pin |
787-2250-18CP3C |
|
Ultra Duty Pin |
787-2250-24CP3C |
|
Locks |
787X050 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 Audi/ VW, 1.8L 20 Valve (Stroker) 20mm pin, 82mm, 8.5:1 (CP Pistons SC7607) |
|---|---|
| Brands | CP Carrillo |
| Engine | 1.8L 20 Valve - stroker |
| Make | Audi |
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 bore clearance for the CP Pistons SC7607?
For the CP Pistons SC7607, a typical bore clearance of 0.0015" to 0.0020" is recommended. However, this can vary based on the specific application and engine builder preferences, so always consult with your engine builder for the best fitment.
What type of rings are included with the SC7607 pistons?
The SC7607 pistons come with high-performance CP rings, specifically the CPN-3228 set. These rings are designed for optimal sealing and performance under high-stress conditions.
What is the compression ratio of the SC7607 pistons and how does it affect performance?
The SC7607 pistons have a compression ratio of 8.5:1. This ratio is suitable for applications that may run higher boost levels while maintaining reliability. Always consider your tuning and fuel quality to ensure optimal performance.
Can the SC7607 pistons accommodate oversized valves?
Yes, the SC7607 pistons feature deep valve reliefs that can accommodate oversized valves and high lift camshafts, making them suitable for performance builds that require additional airflow.
What is the weight of the SC7607 pistons, and how does it impact engine performance?
The SC7607 pistons weigh 275 grams each. Lighter pistons can improve engine response and reduce reciprocating mass, which can lead to better acceleration and higher RPM capabilities. However, ensure that the overall engine balance is maintained during assembly.
