Piston Ring Compressos

Use Compressor To Install Pistons, Positive Lock Action Provides Positive Compression & Fingertip Release, To Compress Piston Ring Into Grooves, Slip The Tool Over The Piston & Tighten w/ L-Shaped Wrench Insert Piston Into Cylinder & Tap w/ Hammer To Install, Enlarged Crimped Edge Prevents Compressor From Entering The Cylinder