Pop Up Piston Kits Fits Husqvarna 455,455 RANCHER Chainsaws 47mm, Includes Everything In The Picture, Replaces Part #537293004. The Pop Up Piston Will Increase Compression And Power. Be Sure To Mic Your Piston Assembly To Ensure Correct MM Size Before Ordering. New Aftermarket Note: This Piston Was Designed By A Professional Chainsaw Rebuilder
- Added compression for Husqvarna chainsaws
- Increase power with this pop up piston
- Quality Reproduction from Lil Red Barn
- Not made in China or Taiwan
- Lil Red Barn is your source for small engine repair parts!