910 Piston ring compressor kit

This Jims piston ring compressor kit provides a controlled method for installing pistons into cylinder bores without risking damage to the rings or the piston lands. Engineered for precision engine work, this tool accommodates piston diameters ranging from 1.875 inches (48mm) to 2.875 inches (73mm), making it suitable for various small-bore Harley-Davidson applications and secondary engine components. The kit ensures even pressure around the circumference of the ring, preventing snagging during the assembly process. Jims tools are manufactured to professional standards, offering the reliability required for frequent workshop use. This essential engine building tool is sold individually and helps maintain the integrity of critical internal components during a rebuild.