PRODUCT DESCRIPTION
Fits 4.040" Piston Bore
Features:
Tapered
Fits 4.040-in. Piston Bore
Made from High-Quality Aluminum
Red Anodized Finish
The PROFORM tapered ring compressor is an affordable an easy way to install your pistons! By creating a slight squeeze on the piston ring the compressor eases the piston into the cylinder bore. Manufactured for engine blocks with studs.
