Engine Piston Ring Compressor Universal Includes Clamps and One Ring That Fits 3.875-4.375 Inch Bore Sizes Proform Proformparts Direct Replacement for Proform Manual

Direct Replacement for Proform Manual Ring Filer P/N 66785

Simply remove the intake manifold and valley tray cover

Pump Body Has Black Powdercoat Finish and Motor Has Black Finish

Included 14mm x 1

All Hardware Included

Engine Piston Ring Compressor Universal Includes Clamps and One Ring That Fits 3.875-4.375 Inch Bore Sizes Proform Proformparts Direct Replacement for Proform ManualEasily install piston rings with the new PROFORM universal piston ring compressor installer. Kit includes one adjustable clamp that fits 3 7 8 to 4 3 8 inch bore sizes and one ring compressor. Just slide the clamp over the piston, tighten down to size, and tap into bore. It is that easy! Sold as one kit. Product Details: Engine Piston Ring Compressor Universal Model Includes Clamps and One Ring Compressor That Fits 3. 875 Inch To 4. 375 Inch Bore