Comp Cams Thumpr 227/241 Hydraulic Roller Cam for Oldsmobile 260-455 - 42-600-11
High performance street, stock converter ok, best with 2000+ converter and gears, choppy/thumping idle.
Thumpr 227/241 Hydraulic Roller Cam for Oldsmobile 260-455
PRODUCT NOTES:
Camshaft Series - Thumpr
Usage - Street/Performance
Cam Type - Hydraulic Roller
Grind Number - 283THR7
Basic Operating RPM Range - 1,700-5,500 R3
Intake Duration at .050 Inch Lift - 227 DD
Exhaust Duration at .050 inch Lift - 241 DD
Advertised Intake Duration - 283 DD
Advertised Exhaust Duration - 303 DD
Lobe Separation - 107 DD
Intake Valve Lift - 0.531 IN
Exhaust Valve Lift - 0.515 IN
Lifters Included - No
Valve Springs Required - Yes
Assembly Lubricant Included - No
Camshaft Gear Attachment - 1-Bolt
Camshaft Material - Billet Steel
Engine Family - Oldsmobile 260-455 c.i. 8 Cylinder (1967-1990)
Cam and Lifter Kit Upgrade - CL42-600-11
California Proposition 65 - WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
K-Kit Upgrade - K42-600-11
Lifter Type - Hydraulic Roller
Title - Thumpr 227/241 Hydraulic Roller Cam for Oldsmobile 260-455
Amazon ASIN - N/A
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
Lethal Performance is proud to offer the entire line of Comp Cams products!
For more than 35 years, the COMP Cams® mission has never changed: to produce the highest-performing products possible, provide customers with superior service, and to lead the industry in technological development. While the COMP Performance Group™ has grown to multiple companies and hundreds of employees, we still retain the competitive spirit and desire to be the very best that has positioned COMP Cams® as the absolute leader in valve train components.
With COMP Cams®, there is no compromise - you're in first place.
