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Product Summary

CT525, 604, Beehive Valve Spring Style

  • Increased control and durability for GM crate circle track application
  • They are designed as a performance upgrade over stock springs for higher RPM applications
  • Made from a high-tensile strength chrome silicon steel

Key Specs

MFG. Part #19420455
BrandChevrolet Performance Parts
Spring Rate375 lbs.

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Details

Replacement GM beehive valve springs for 604 crate and CT525 engines.

Includes 16 Beehive springs.

CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

Specifications

KEY SPECS
MFG. Part #19420455
BrandChevrolet Performance Parts
Spring Rate375 lbs.
GENERAL
Valve Spring StyleBeehive
Outside Diameter1.290"
Coil Bind Height1.200"
Damper Spring IncludedNo
Outer Spring O.D.1.290"
Sold in QuantitySet
Number of Springs Per ValveSingle
CoatedNo