COMP Cams H604-16 - GM 603/604 0.570in Lift 1.077/1.282 OD Beehive Hustler Valve Spring Kit

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$383.89
$348.99
(You save $34.90 )
SKU: COMP-H604-16
UPC: 036584409465
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Vendor: Turn14 - CSR
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COMP Cams H604-16 - GM 603/604 0.570in Lift 1.077/1.282 OD Beehive Hustler Valve Spring Kit

COMP Cams H604-16 - GM 603/604 0.570in Lift 1.077/1.282 OD Beehive Hustler Valve Spring Kit

$383.89
$348.99
(You save $34.90 )

COMP Cams - H604-16

Beehive Hustler Springs for GM 604/CT525 LS Crate Engine

Visually identical to the blue LS6 springs, Hustler Beehive Springs add 4% higher load than stock for better valve control over stock. This spring delivers an advantage in circle track racing for those willing to bend the rules.

Number of Springs: 1
Compatible Shims: 4753
Spring Style: Beehive
Valve Spring Series: Performance Street
Damper: No
Compatible Titanium Retainer: 722-1
Compatible Tool Steel Retainer: 1772-1
Compatible Chromemoly Steel Retainer: 774-1
Compatible Spring Seat / Seals: 528-KIT
Spring Rate: 386
Top Outside Diameter: 1.077
Open Load: 304
Seat Pressure: 92
Installed Height: 1.8
Coil Bind Height: 1.181
Bottom Inside Diameter: 0.86
Bottom Outside Diameter: 1.282
Top Inside Diameter: 0.655
C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for On-Road Vehicles?: Yes
C.A.R.B. Exemption Reason: No impact on pollution output of vehicle.
C.A.R.B. E.O. Number: N/A

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