Comp Cams Marine 253/260 Hydraulic Flat Cam for Chevrolet Big Block 396-454 - 11-336-4
B impeller in jet boat. River drags and brackets. Use tunnel ram.
Marine 253/260 Hydraulic Flat Cam for Chevrolet Big Block 396-454
PRODUCT NOTES:
Camshaft Series - Marine
Usage - Marine
Cam Type - Hydraulic Flat Tappet
Grind Number - 305AH
Basic Operating RPM Range - 3,800-6,800 R3
Intake Duration at .050 Inch Lift - 253 DD
Exhaust Duration at .050 inch Lift - 260 DD
Advertised Intake Duration - 305 DD
Advertised Exhaust Duration - 312 DD
Lobe Separation - 110 DD
Intake Valve Lift - 0.575 IN
Exhaust Valve Lift - 0.6 IN
Lifters Included - No
Valve Springs Required - Yes
Assembly Lubricant Included - Yes
Camshaft Gear Attachment - 3-Bolt
Camshaft Material - Cast Iron
Engine Family - Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)
Cam and Lifter Kit Upgrade - CL11-336-4
K-Kit Upgrade - K11-336-4
Lifter Type - Hydraulic Flat Tappet
California Proposition 65 - WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
SK-Kit Upgrade - SK11-336-4
Title - Marine 253/260 Hydraulic Flat Cam for Chevrolet Big Block 396-454
Amazon ASIN - B000P5B8WY
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? - No
C.A.R.B. Exemption Reason - N/A
C.A.R.B. E.O. Number - N/A
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