QualFast High Performance Retainers are precision machined and specially designed to work with our high performance springs. NOTE: Priced per retainer.
- Stem Dia.: 0.275″
- OD: 1.175″
- Step 1 Dia.: 0.819″
- Step 2 Dia.: 0.597″
- Angle: 7º
- Material: Chrome Moly
- Application: GM 6.6 Duramax