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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-12-611-5
Drag Race Mechanical Flat Tappet Camshaft Small Block Chevy 262-400ci 1955-98 Lift: .540"/.534"
$32595
Ships on Sep 15, 2026
Lowest Price GuaranteeChevy Small Block 262-400 1955-98
- Drag Race Mechanical Flat Tappet Camshaft
- Lift: .540"/.534"
- Duration: 290°/304°
- Lobe Separation Angle: 106°
- RPM Range: 4000-7000
NoteSolid-Best for 1/4 to 3/8 mile track with fast corners. More top end than 249-12-610-5.Operating Range: 4000-7000 RPM Duration Advertised: 290-1° Intake / 304-1° Exhaust Duration @ .050': 255° Intake / 266° Exhaust Valve Lift w/1.5 Rockers: .540' Intake / .534' Exhaust Lobe Separation Angle: 106° 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
4000+ stall, 10.5:1 compression and up. Best for 1/4 to 3/8 track with fast corners. More top end than Part 12-610-5.
Small Block Chevy 262-400ci 1955-98
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.
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Part TypeCamshaft
BrandCOMP CAMS
Package Height2.7
Package Width3.0
Package Length24.5
Weight8.68 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)266
Cam StyleMechanical flat tappet
Grind NumberCS 290B-6
Exh. Duration Advertised (Deg)304-1
Engine Make/SizeChevy Small Block (262-400)
Intake Valve Lift With Factory Rocker Arm Ratio (I0.54
Int. Duration @ .050 In. (Deg)255
Basic Operating Rpm Range3,700-7,000
Intake Valve Lash0.02 in (0.508 mm)
Intake Valve Lift0.54 in (13.716 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)290-1
Lobe Separation (Deg)106
Rpm Range3700-7000
Advertised Duration290 int./304 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.534
UsageStrip
Valve Lift With Factory Rocker Arm Ratio0.540 int./0.534 exh.
QuantitySold individually
Exhaust Valve Lash0.022 in (0.559 mm)
Exhaust Valve Lift0.534 in (13.564 mm)
Advertised Intake Duration290
Intake Duration At 050 Inch Lift255
Exhaust Duration At 050 Inch Lift266
Advertised Exhaust Duration304
Lifter TypeMechanical Flat Tappet
Part FitmentSemi Universal
Duration At 050 Inch Lift255 int./266 exh.
Valve Springs RequiredYes
Vendor Part Number12-611-5
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
