- # 1724  - Diesel Piston Ring Compressor 
- Use compressor to install pistons 3 1/2" to 7" ( 89mm to 178mm ) Diameter
- Use on Trucks and Tractors - Made in USA
- This 6 1/2" high positive lock compressor has 4 Tension Bands
- Compresses Diesel upper and lower rings
- Bands made of Spring Steel  and Beaded around lower edge to prevent 
  compressor from entering cylinder