Wiseco K474M965 kits Chevy LS 5.3 - 3.622 Stroke
These pistons are designed for Closed Chamber and Semi Open Chamber usage. 2618 Alloy is used in both series of parts. The K226 Series is designed with a special skirt shape to be the ultimate marine replacement.
Feature:- Radiused Valve Pockets
- Anti Detonation Grooves with the added benefit of keeping the top ring groove free of carbon
- Pressure groove for enhanced ring seal.
- Features Chrome Moly Pins and Spiro locks.
- STD Tension Rings: 1/16, 1/16, 3/16
Kits Included:
Details:- Bore Size: 4.600"
- Comp Height: 1.060
- Stroke: 4.375
- Rod Length: 6.535
- Vol: 40 Hollow
- Comp Ratio w/107cc Head: 15.9
- Comp Ratio w/114cc Head: 14.7
- Comp Ratio w/119cc Head: 14.0
- Comp Ratio w/123cc Head: 13.4
This product was added to our catalog on Thursday 19 May, 2011.