CP Pistons SC7421 CP Sport Compact Pistons
CP Sport Compact Pistons (SC7421) for a Subaru EJ257 WRX STI. Bore: 3.937 (100.0mm) - Size: 0.5mm - Stroke: 79 - Rod Length: 130.5 - CH: 1.208 - Pin Size: 23 - Compression Ratio: 8.2 - Cylinder: 4 - EJ257 WRX STI.
All Buying Options:
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CP Pistons SC7421 Piston and Ring Set for Subaru Amazon Listing |
$610.95 | SHOP * |
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CP Pistons Fits Subaru WRX STi EJ257 Turbo 100mm Bore 8.2:1 Comp Ebay Listing |
$665.99 | SHOP * |
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CP PISTONS For Subaru EJ257 WRX STI 100mm +0.5mm 8.2:1 SC7421 Ebay Listing |
$670.00 | SHOP * |
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CP Pistons For Subaru EJ257 WRX STI 8.2:1 SC7421 100.0MM SKIRT COATING Ebay Listing |
$671.04 | SHOP * |
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CP Piston & Ring Set for For EJ257 WRX STi - Bore (100mm) - Size (0.5mm) - CR Ebay Listing |
$679.00 | SHOP * |
See partnumber notes and applications notes above for specific product information.
CP-Carrillo offers over 500 shelf parts from the Sport Compact shelf line with a wide range of sizes for the most popular engine types. Every piston and rod is designed through extensive research and development with the support of some of the biggest names in motorsports.
CP pistons are designed for oversized valves, high lift camshafts and available in a variety of compression ratios and bore sizes. Carrillo rods are a great compliment to the assembly and are available in PRO H, Pro A or Pro SA beams. All of our products represent the highest quality and are engineered for maximum power.
Standard Shelf Pistons Features
- Dedicated forgings
- Balanced to + or – 1 gram
- Wrist pins provided at no cost
- Pin fitting provided at no cost
- Accumulator Grooves
- Dual forced pin oilers
- Pick lock grooves
- Fully CNC machined
- USA Made
Pistons come with wrist pins, pin fitted, and locks (except for Subaru).
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