4-Pattern 229/239 IB 231/241 OB Hydraulic Roller Cam Chevrolet Big Block 396-454

Hydraulic Roller: 4-Pattern 281QI09 - Best choice for street 396-454 c.i.d. engines with good cylinder heads. Very wide power range. 2600+ Stall. Vehicle Specific

• Chevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts

Attributes:

• Brand Name: COMP Cams
• GTIN: 00036584259695
• Advertised Inboard Exhaust Duration: 293
• Advertised Inboard Intake Duration: 281
• Advertised Outboard Exhaust Duration: 295
• Advertised Outboard Intake Duration: 283
• Amazon ASIN: B00CWZV5SM
• Assembly Lubricant Included: No
• Basic Operating RPM Range: 2,400-6,700
• 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
• Cam Type: Hydraulic Roller
• Camshaft Gear Attachment: 3-Bolt
• Camshaft Material: Billet Steel
• Camshaft Series: 4-Pattern
• Engine Family: Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)
• Grind Number: 281QIO9
• Inboard Exhaust Duration at .050 inch Lift: 239
• Inboard Exhaust Valve Lift: 0.644
• Inboard Intake Duration at .050 Inch Lift: 229
• Inboard Intake Valve Lift: 0.658
• Lifter Type: Hydraulic Roller
• Lifters Included: No
• Outboard Exhaust Duration at .050 inch Lift: 241
• Outboard Exhaust Valve Lift: 0.648
• Outboard Intake Duration at .050 Inch Lift: 231
• Outboard Intake Valve Lift: 0.661
• Usage: Street/Performance
• Valve Springs Required: Yes

Extended Information:

• Country of Origin: United States
• Emissions : EPA Eligible

Packing Information:

• Quantity of Each: 1
• Package UOM: EA
• Dimension: 23.2 x 2.9 x 2.6 inches
• Weight: 10.5381 POUNDS