CP Pistons Kit - 12.1:1Cr - 89mm Bore - Honda - K20A/A2 is-250-gse20-2005-2006-na-4gr-fse-v6 Material: FC Steel (Flake Graphite

Material: FC Steel (Flake Graphite aka Gray Cast Iron)

Spring Rates (Kg): 7 or (6/8/9/10)

Comfortable damper rate at any given vehicle height

- Spring Rate: 3kg

CP Pistons Kit - 12.1:1Cr - 89mm Bore - Honda - K20A/A2 is-250-gse20-2005-2006-na-4gr-fse-v6 Material: FC Steel (Flake GraphiteSpecifications: Manufacturer Brand: CP Pistons Part Number: SC71404 Compression Ratio: 12. 1: 1 Bore (mm): 89 ( +3. 0mm) Stroke (mm): 86 Rod Length (mm): 139 Pin Diameter (mm): 22 Compression Height (mm): 29. 9974 Block Height (mm): 212 Piston weight (Gr): 359 Replacement Parts: Pin: 866 2250 15CP1C Rings: CPN 3504 Locks: 866x063 SWL CP Pistons feature: Dedicated forgings Balanced to + or 1 gram Wrist pins provided at no cost Pin fitting provided at