Set piston ring end gaps accurately, consistently and with
repeatable results by using this Checkered Flag Performance universal
ring squaring tool. Places rings 1” below the deck to get past head bolt
distortion. Simple to use with or without head studs in place. Fully
adjustable: Change squaring tool bore sizes quickly from 2″ - 5″ without
any other tools. Made of anodized aluminum and stainless steel
hardware, this tool is designed to withstand a lifetime of use in any
professional or home shop environment. Lifetime warranty. To use: Loosen
thumbscrews slightly and insert the three round pegs into cylinder bore
until the bottom body of the tool rests flat against the cylinder deck.
Slide pegs outward to gently meet the inside of the cylinder bore
walls, and tighten thumbscrews. Remove tool and insert piston ring into
cylinder bore. Use ring squaring tool to push ring down evenly until
body of tool is flat against cylinder deck. Easy!