Engine Piston Ring Compressor Universal Includes Clamps and One Ring That Fits 3.875-4.375 Inch Bore Sizes Proform Proformparts When your radiator fluid gets

When your radiator fluid gets too hot

Includes Straight Edge Cover For Protection When Not In Use

Direct Replacement for Proform Manual Ring Filer P/N 66785

Simply remove the intake manifold and valley tray cover

Engine Piston Ring Compressor Universal Includes Clamps and One Ring That Fits 3.875-4.375 Inch Bore Sizes Proform Proformparts When your radiator fluid getsEasily 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