Comp Cams Magnum Mechanical Flat Tappet Camshafts

Name: Comp Cams Magnum Mechanical Flat Tappet Camshafts
Brand: COMP CAMS
SKU: 249-SK12-222-4
Price: 399.95 USD
Availability: InStock

^$399⁹⁵

Ships on 09/11/2026

Lowest Price Guarantee

Chevy 262-400ci Small Block 1955-98

.468"/.468"

270°/270°

110°

1500-5500

Streetable. Works with stock converter or best with 2000 stall. Lower gears. Noticeable idle.

Operating Range: 1500-5500 RPM
Duration Advertised: 270° Intake / 270° Exhaust
Duration @ .050' Lift: 224° Intake / 224° Exhaust
Valve Lift: .468' Intake / .468' Exhaust
Lobe Separation Angle: 110°
265, 283, 307, 302, 305, 327, 350, 383, 400, 427, L46, L48, L65, LM1, LT-1, L82, L81, LS9, L83, L98, L05, LG3, LG4, LT1, LT4, Camaro, Corvette, Chevelle, Stingray, Silverado, C10, Firebird, Chevrolet, Chevy, Small Block Chevy, Caprice, Malibu, Impala, Nova, 355, GEN1, Monte Carlo, S10

Streetable. Works with stock converter, best with 2000+. Lower gears. Noticeable idle.

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

Part TypeCamshaft Kit
BrandCOMP CAMS
Package Height5.3
Package Width10.3
Package Length25.3
Weight17.6 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)224
Cam StyleMechanical flat tappet
Grind NumberCS 270S-10
Exh. Duration Advertised (Deg)270
Locks IncludedNo
Engine Make/SizeChevy Small Block (262-400)
Retainers IncludedNo
Intake Valve Lift With Factory Rocker Arm Ratio (I0.468
Int. Duration @ .050 In. (Deg)224
Assembly Lubricant IncludedYes
Basic Operating Rpm Range1,500-5,500
Pushrods IncludedNo
Gaskets IncludedNo
Intake Valve Lash0.022 in (0.559 mm)
Rocker Arms IncludedNo
Intake Valve Lift0.468 in (11.887 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)270
Lobe Separation (Deg)110
Rpm Range1500-5500
Lifter StyleMechanical flat tappet
Advertised Duration270 int./270 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.468
Valve Springs IncludedNo
UsageStreet/Strip
Valve Lift With Factory Rocker Arm Ratio0.468 int./0.468 exh.
QuantitySold as a kit
Valve Stem Seals IncludedNo
Exhaust Valve Lash0.022 in (0.559 mm)
Exhaust Valve Lift0.468 in (11.887 mm)
Advertised Intake Duration270
Intake Duration At 050 Inch Lift224
Exhaust Duration At 050 Inch Lift224
Timing Chain StyleDouble non-roller
Timing Chain And Gears IncludedYes
Advertised Exhaust Duration270
Lifter TypeMechanical Flat Tappet
Duration At 050 Inch Lift224 int./224 exh.
Valve Springs RequiredYes
Lifters IncludedYes
Vendor Part NumberSK12-222-4
Package Qty1
Package TypeEA

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Some parts are not legal for use in California or other states with similar laws / regulations
⚠️ Warning
Motor Vehicles
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
Tools
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.

Operating Range:	1500-5500 RPM
Duration Advertised:	270° Intake / 270° Exhaust
Duration @ .050' Lift:	224° Intake / 224° Exhaust
Valve Lift:	.468' Intake / .468' Exhaust
Lobe Separation Angle:	110°