COMP Cams 12-520-5 – Camshaft CS 22/12 H6

Description

COMP Cams 12-520-5 – Camshaft CS 22/12 H6

Low Lift Oval Track 247/255 Hydraulic Flat Cam for Chevrolet Small Block

.400″ lift rules. Rough idle. Low vacuum, under 10″.

under 10″ 1: Cams for ’55-’57 engines can be custom ordered. 2: The ’87+ Chevy Small Block received provisions for Roller lifters. Most ’87 – ’93 GM cars came with Roller lifters, but most ’87 – ’95 trucks came with flat tappet lifters in Roller lifter style blocks. If a Roller Cam is desired and your block has OEM-style Roller Cam provisions. COMP Hydraulic Roller Lifter Install Kit for ’87-’90 Blocks or ’91-’02 Blocks can be purchased, as well as a ’87+ OE-Style Hydraulic Roller Cam .

Camshaft Series: Low Lift Oval TrackUsage: StripCam Type: Hydraulic Flat TappetGrind Number: 22/12 H-6Basic Operating RPM Range: 3,000-6,000Intake Duration at .050 Inch Lift: 247Exhaust Duration at .050 inch Lift: 255Advertised Intake Duration: 300Advertised Exhaust Duration: 306Lobe Separation: 106Intake Valve Lift: 0.399Exhaust Valve Lift: 0.399Lifters Included: NoValve Springs Required: YesAssembly Lubricant Included: YesLifter Type: Hydraulic Flat TappetAmazon ASIN: B001O05ZK0Engine Family: Chevrolet 262-400 c.i. 8 Cylinder (1958-1998)Camshaft Material: Cast IronCamshaft Gear Attachment: 3-BoltC.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?: NoC.A.R.B. Exemption Reason: N/AC.A.R.B. E.O. Number: N/AGrind Number: 22/12 H-6