Manley Performance Fully Polished; Double Spring; w/o Damper; High Performance
Manley Performance Fully Polished; Double Spring; w/o Damper; High Performance
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110 in stock
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In-stock orders are processed within 48 hours; transit time is additional.
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Read the shipping policyNextek Valve Springs
Manley valve springs are wound from super clean alloy. Each design minimizes stress to ensure long service life with high lift camshafts. Retainers are manufactured in our own double spindle CNC machines to exacting tolerances and precise installed height specifications.
Sbc Ls-series, High Performance Street/strip
- Max Valve Lift: .660"
- O.D: 1.295"
- I.D: .676"
- Installed/open Pressure: 155 @ 1.810"405 @ 1.150"
- Rate (Lbs/in): 379
- Coil Bind: 1.100"
Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1988 - 2002 | Chevrolet | Camaro | Base |
| 1987 - 1990 | Chevrolet | Camaro | Iroc-Z |
| 1998 | Chevrolet | Camaro | Lujo |
| 1989 - 1992 | Chevrolet | Camaro | RS |
| 1992 | Chevrolet | Camaro | RS Heritage Edition, Z28 Heritage Edition |
| 1987 | Chevrolet | Camaro | Sport, LT |
| 1987 - 2002 | Chevrolet | Camaro | Z28 |
| 1998 - 2002 | Chevrolet | Camaro | Z28 SS |
| 1988 | Chevrolet | Corvette | 35th Anniversary Edition |
| 2003 | Chevrolet | Corvette | 50th Anniversary Edition Pace Car, 50th Anniversary Edition |
| 1985 - 2004 | Chevrolet | Corvette | Base |
| 1986 - 1998 | Chevrolet | Corvette | Indianapolis 500 Pace Car |
| 2001 - 2004 | Chevrolet | Corvette | Z06 |
| 1990 - 1992 | Chevrolet | Corvette | ZR-1 |
| 1989 - 2002 | Pontiac | Firebird | Formula |
| 1989 - 1992 | Pontiac | Firebird | Trans Am GTA |
| 1989 | Pontiac | Firebird | Trans Am GTA SE |
| 1987 - 2002 | Pontiac | Firebird | Trans Am, Base |
| 2004 | Pontiac | GTO | Base |
