Adjustable Piston Ring Compressor Tool Unit has a 4.205-4.310 Inch Diameter Bore Range Red Anodized Aluminum Proform proform 3/8-16 Thread X 3/4 Inch

3/8-16 Thread X 3/4 Inch Long

Easily determine the dimensions of your rod and cylinder bores with our Professional Dial Bore Gauge

0-600LB Range

Made From Die-Cast Aluminum With Natural Finish

Easily install piston rings with the new PROFORM universal piston ring compressor/installer

Adjustable Piston Ring Compressor Tool Unit has a 4.205-4.310 Inch Diameter Bore Range Red Anodized Aluminum Proform proform 3/8-16 Thread X 3/4 InchPutting the connecting rod through first, simply place the piston, with rings, into the tapered end of the ring compressor. Tighten the compressor snugly around the base of the piston. Then lay the compressor flat on the engine cylinder bore. Sold individually. Product Details: Adjustable Piston Ring Compressor Tool Unit has a 4. 250 Inch to 4. 310 Inch Bore Range Red Anodized Finish Made from High Quality Aluminum Material Sold As Each