Hydraulic Belly Pump Filler Pipe & Control Rod Felt Washer

Specifications: 3.4375" overbore, stepped head aluminum pistons Final Application: Fits: H, I4, O4, W4 gas w/ C-152 engine Replacement Number: 374312R93, PK156 Notes: Includes sleeves, stepped head aluminum pistons, piston ring sets, piston pins & pin retainers. Most other sets available by special order.