Wiseco 1400HD Forged Pistons, RC=8.5-9, Fits Mitsubishi EVO 4-9. Engine Code 4G63 GEN 2.
Characteristics:
- Compression ratio of 8.5 to 9, depending on diameter.
- 22mm bolt diameter.
- Piston diameter to choose between: 85 mm (RC = 8.45), 85.25 (RC = 8.5) 85.5 mm (RC = 8.55), 86 mm (RC = 8.6), 86 .25mm (RC=8.65), 86.5mm (RC=8.7), 87mm (RC=8.8)
- Aluminum alloy 2618.
- Weight 334 to 370 grams, depending on diameter.
- Bolt with 5.72 mm wall.
- Wiseco AmorGlide piston skirt coating (included on all Wiseco pistons).
- Wiseco AmorPlating coating on head, segment grooves and bolt hole.
- FSR skirt pistons. On some engines it may be necessary to modify the oil injector in the lower part of the cylinder, if this is necessary, check the clearance between the connecting rod and the injector.
Product on request. Delivery time may vary depending on stock, consult.