HKS FORGED PISTON KIT SUBARU WRX STI EJ20 2.2L 92.5MM BORE

• Forged piston target clearances are different for each engine. Please check the instruction manual or contact your dealer for details.
• Compression ratio data is based on normal head with no modification and should be used for reference only.

* BORE modification may be required depending on individual cylinder block specification.

HKS forged pistons Kit are sold as complete sets including piston rings, wrist pins and retaining clips. Piston sets are available in standard cylinder bore size, as well as over bore sizes. The surfaces and top ring bands of HKS pistons are put through a nickel plating process and are highly resistant to damage due to abnormal combustion.

Crankshaft & Conrods required for capacity up kit

SPECIFICATIONS:
Included:
- HKS Forged Piston Kit, rings and piston pins
Piston Top Coating: Nickel Plating
Piston Skirt Coating: Ober Coating
Piston Bore (mm): 92.5
Pin Bore (mm): 23.0
Displacement (cc): 2123.5

PRODUCT NOTES:
- Boring, Honing machining: Required
- Full flow modification: Not Required