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Product Summary

602, LT4, Single Spring Valve Spring Style, Steel

  • Designed to fit the 1996 LT4 Corvette, ZZ4, GM 602 CT350/400 or ZZ383 engine
  • Valve spring have a 1.25" outside diameter and a 1.20" solid height
  • Pressure at installed height is 80# @ 1.70"
  • Valve lock keepers are a genuine GM factory replacement part
  • Valve spring retainers will fit the 602 GM crate engines

Comes as a Kit

Key Specs

BrandChevrolet Performance Parts
Valve Spring StyleSingle Spring
Outside Diameter1.250"
Installed Height1.700"
Spring Rate256 lbs.

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Details

Replace your worn out valve springs in your 1996 LT4 Corvette, ZZ4, GM 602 CT350/400 or ZZ383 engine with these quality steel replacement springs.

Kit Includes:

  • (16) Chevrolet Performance CT350 602 Crate Valve Springs
    • Set of 16 single springs
    • Outside diameter: 1.25"
    • Pressure @ installed height: 80# @ 1.70"
    • Solid height: 1.20"
    • Average Rate (lbs@in): 256
    • Genuine replacement part number 12495494 for 1996 LT4 Corvette, ZZ4, GM 602 CT350/400 and ZZ383 engines
    • Note: Catalog technical description update with correct specs as provided here.
  • (32) Chevrolet Performance 602/604 Crate Valve Lock Keepers
    • Set of 32-piece split keepers
    • GM factory replacement
    • Chevy 602/604 engines
    • Diameter: .342"
    • Material Type: Steel
  • (16) Chevrolet Performance CT350 602 Crate Valve Spring Retainer
    • GM factory replacement
    • Chevy 602 engines

Specifications

KEY SPECS
BrandChevrolet Performance Parts
Valve Spring StyleSingle Spring
Outside Diameter1.250"
Installed Height1.700"
Spring Rate256 lbs.
GENERAL
Speedway Motors Catalog Part #916-05081
Coil Bind Height1.200"
Material TypeSteel
Sold in QuantityKit
Locks IncludedYes
Lock MaterialSteel