Adjustable Piston Ring Compressor Tool Unit has a 4.000-4.090 Inch Bore Range Blue Anodized Aluminum Proform Proformparts Digital Scale Carrying Case

Digital Scale Carrying Case

Non-Self Aligning Style

Fits 14mm and 18mm Spark Plug Threads

Engine Starter Shim Kit

Made From Die Cast Aluminum

Adjustable Piston Ring Compressor Tool Unit has a 4.000-4.090 Inch Bore Range Blue Anodized Aluminum Proform Proformparts Digital Scale Carrying CasePutting 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. 000 Inch to 4. 090 Inch Bore Range Blue Anodized Finish Made from High Quality Aluminum Material Sold As Each