4-Pattern 229/239 IB, 231/241 OB Hydraulic Roller Cam for OE Roller SBC

Description

Additional Attributes:

GTIN: 00036584259558
Advertised Inboard Exhaust Duration: 293
Advertised Inboard Intake Duration: 281
Advertised Outboard Exhaust Duration: 295
Advertised Outboard Intake Duration: 283
Amazon ASIN: N/A
Assembly Lubricant Included: No
Basic Operating RPM Range: 2,300-6,600
C.A.R.B. E.O. Number: N/A
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 Federally Certified Vehicles Manufactured Before 1967?: 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. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
C.A.R.B. Exemption Reason: N/A
California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Cam Type: Hydraulic Roller
Camshaft Gear Attachment: 3-Bolt
Camshaft Material: Billet Steel
Camshaft Series: 4-Pattern
Engine Family: Chevrolet 305-350 c.i. 8 Cylinder O.E. Roller (1987-1998)
Grind Number: 281QIO8
Inboard Exhaust Duration at .050 inch Lift: 239
Inboard Exhaust Valve Lift: 0.606
Inboard Intake Duration at .050 Inch Lift: 229
Inboard Intake Valve Lift: 0.619
Lifter Type: Hydraulic Roller
Lifters Included: No
Outboard Exhaust Duration at .050 inch Lift: 241
Outboard Exhaust Valve Lift: 0.61
Outboard Intake Duration at .050 Inch Lift: 231
Outboard Intake Valve Lift: 0.622
Usage: Street/Strip
Valve Springs Required: Yes