DIAMOND SOHC 3V Competition SeriesPiston
FLAT TOP -0.6CC Fits 3V SOHC 4.6 and 5.4 Engines
Features:
- 3D milling on piston crowns for ready to install finish
- Offset pins for quiet operation
- Moly skirt coating for friction loss and skirt wear protection
- Top ring down dimension: .280"
- Ratios figured for .036 head gasket @ 8.937 Deck
- Premium ring package 1.2mm x 1.5mm x 3.0mm ring package included
- Premium 8620 .180W wrist pins chamfered for roundwire locks included
- Over-sized valve pockets - for larger than stock valve sizes
- Valve pocket depth: 0.000" intake and 0.075" exhaust
- Made from 2618 alloy
Available in Standard, .010", and .020" over bore sizes
COMPRESSION RATIOS:
4.6 51cc heads = 10.3:1
5.4 51cc heads = 9.6:1