Manley Valve Spring Retainers are engineered using finite element analysis and CNC machined to exacting tolerances to deliver unmatched strength and performance. These retainers reduce valvetrain mass, improve RPM potential, and ensure superior valve control in the most demanding racing applications.
Use Manley 13098 or OE Chevrolet LS/LT Valve Locks - Height: +.105 in. - Valve Stem Diameter: 8mm - Weight: 10.0 grams
- Use Manley P/N 13098 (recommended) or factory Chevrolet LS/LT valve locks
- CAD designed for ultimate reduction in mass without sacrificing strength
- Sames as 23628 dimensionally except made of Titanium
- Sames as 23623 but +.055" more installed height
- Special 6AL-4V titanium for maximum strength
- Must use 7 valve locks
Vehicle Fitment
| Air Freight Prohibited: false |
| Not Carb Approved: false |
| Carb Acknowledgement Required: false |
| Ltl Freight Required: false |
| Prop 65: Y |
| Part Type: automotive |
| Epa: N/A |
| Regular Stock: false |
| Units Per Sku: 1 |