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Vehicle Info NeededMELLINGPART NUMBER: 689-46645-16
46645-16 High Performance Valve Spring GM 4.3L, 4.4L, 4.6L, 4.9L, 5.0L, 5.3L, 5.4L, 5.7L, 6.6L
$11699
Ships on 09/18/2026
Lowest Price GuaranteeHigh Performance Valve SpringGM 4.3L, 4.4L, 4.6L, 4.9L, 5.0L, 5.3L, 5.4L, 5.7L, 6.6L
Melling 46645-16 Features:
Street to circle track, OEM to drag race performance, Melling valve springs cover the market and your requirements. Standard, mid-range, heavy-duty and race ready applications are available from Melling in a variety of wire sizes, materials and spring pressures. Melling spring designs include standard and dual springs with and without dampers as well as new beehive applications. Whatever your valve/rocker spring needs may be Melling has a variety of quality valve springs to fit your requirements.
- Sold As A Set Of 16 Springs
- 1.174 Inch Open Height
- Single Spring
- 130 PSI Installed Pressure
- 1.720 Inch Installed Height
- 315 PSI Open Pressure
- Coil Bind Height: 1.102 in.
- Grade Type: Performance
- Inside Diameter: 0.905 in.
- Installed Height: 1.72 in.
- Installed Pressure: 130 psi
- Open Pressure: 315 psi
- Outside Diameter: 1.26 in.
- Spring Open Height: 1.174 in.
- Spring Type: Single Spring
Part TypeValve Spring
BrandMELLING
Package Width2.74
Weight2.74 PG
Part CategoryPerformance Parts
Coil Bind Height1.102 in.
Inside Diameter0.905 in.
Installed Pressure130 psi
Spring TypeSingle Spring
Part FitmentDirect Fit
Outside Diameter1.26 in.
Installed Height1.72 in.
Open Pressure315 psi
Spring Open Height1.174 in.
Grade TypePerformance
Vendor Part Number46645-16
Package Qty1
Package TypeEA
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