COMP Cams 11-670-4 Nostalgia Plus 229/236 Hydraulic Flat Cam for Chverolet Big Block 396-454

Designed for street and performance driving, this COMP Cams Nostalgia Plus camshaft model 11-670-4 provides the exhaust note characteristics of a GM LS6 cam while maintaining hydraulic flat tappet lifter compatibility in 8-cylinder Chevrolet big block engines. Featuring cast iron construction with a 3-bolt gear attachment and a grind number of N+LS6, the camshaft provides valve lifts of 0.53 inches on the intake side and 0.524 inches on the exhaust side. Assembly lubricant is included with the camshaft, and it operates reliably from 1,800 to 6,200 RPM.

• Camshaft Series: Nostalgia Plus
• Grind Number: N+LS6
• Cam Type: Hydraulic Flat Tappet
• Lifter Type: Hydraulic Flat Tappet
• Usage: Street/Performance
• Engine Family: Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)
• Camshaft Material: Cast Iron
• Camshaft Gear Attachment: 3-Bolt
• Intake Valve Lift: 0.53 IN
• Exhaust Valve Lift: 0.524 IN
• Intake Duration at .050 Inch Lift: 229 deg
• Exhaust Duration at .050 Inch Lift: 236 deg
• Advertised Intake Duration: 276 deg
• Advertised Exhaust Duration: 283 deg
• Lobe Separation: 112 deg
• Basic Operating RPM Range: 1,800-6,200 RPM
• Lifters Included: No
• Valve Springs Required: Yes
• Assembly Lubricant Included: Yes
• SK-Kit Upgrade: SK11-670-4
• K-Kit Upgrade: K11-670-4
• Cam and Lifter Kit Upgrade: CL11-670-4
• 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 Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only 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 Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.