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COMP Cams 11-871-11 - Camshaft CB 321QnHR-10
COMP Cams 11-871-11 - Camshaft CB 321QnHR-10
SKU: COMP-11-871-11
Regular price
$551.95 USD
Regular price
$607.14 USD
Sale price
$551.95 USD
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COMP Cams 11-871-11 - Camshaft CB 321QnHR-10
Drag Race 267/275 Hydraulic Roller Cam for Chevrolet Big Block 396-454
Best in 454c.i. engines with good cylinder heads. Needs 11:1 compression and 4500+ stall.
Exhaust Valve Lift: 0.68
Lifters Included: No
Valve Springs Required: Yes
Assembly Lubricant Included: No
Camshaft Gear Attachment: 3-Bolt
Camshaft Material: Billet Steel
Engine Family: Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)
Lifter Type: Hydraulic Roller
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
Grind Number: 321QNHR-10
Camshaft Series: Drag Race
Cam Type: Hydraulic Roller
Grind Number: 321QNHR-10
Basic Operating RPM Range: 4,000-7,000
Intake Duration at .050 Inch Lift: 267
Exhaust Duration at .050 inch Lift: 275
Advertised Intake Duration: 321
Advertised Exhaust Duration: 329
Lobe Separation: 110
Intake Valve Lift: 0.68
