GearWrench 850DD 8 Piece Piston Ring Compressor Set
- Install pistons from 2-7/8" to 4-5/8" (73mm to 117mm)
- Pliers can be used parallel or perpendicular to the cylinder block
- Fine-tooth ratcheting lock allows you to compress bands in small increments
- Set works by placing a band around the piston, covering the rings and hooking pliers into the band and squeezing
- With the band tightly around the piston, insert piston into cylinder and tap lightly with hammer handle to install
- Set includes pliers and 7 bands
