Manley Performance Small Block Chevrolet LS Series 3.905" Bore -4cc Flat Top Ductile Iron

- Ductile Iron Top Rings

- -4cc FLAT?TOP

- 2618 high strength material lightweight design

- Offset wrist pin design

- Machined for reluctor wheel clearance

- Round wire locks

- 1.5, 1.5, 3mm ring package

- Forced pin oiling, pressure balance groove and precision pin fitting

- Premium Chrome Moly wrist pins (Standard Series) included

- 9310 alloy .170" wall pin (Extreme Duty Series)

- Bore Size 3.905"

- Rod Length 6.098"

- Stroke 3.622"

- Comp Distance 1.340"

- Pin Diameter 24mm/.945"

- Piston wgt/grms 428

- Valve Pocket Type LS-1,2,6

- Valve Pocket Depth Int./Exh. .175"/.150"