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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-12-506-5
Tight Lash Mechanical Flat Tappet Camshaft Small Block Chevy 262-400ci 1955-98 Lift: .550"/.560"
$32595
Ships on Sep 15, 2026
Lowest Price GuaranteeChevrolet 262-400ci 1955-1998
- Tight Lash Mechanical Flat Tappet Camshaft
- Lift: .550"/.560"
- Duration: 288°/292°
- Lobe Separation Angle: 106°
- RPM Range: 3400-7000
Good for 350-377 on 3/8-1/2 mile tracks with fast corners. Best with open rules.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
Good for 350-377 on 3/8-1/2 mile tracks with fast corners. Best with open rules.
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.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
- Comp Cams Tight Lash Camshafts are designed for Circle Track and drag racing applications where a tight lash is necessary. These cams produce good torque and power and can handle high, sustained RPM.
Part TypeCamshaft
Product LineCOMP Cams Tight Lash Mechanical Flat Tappet Camshafts
BrandCOMP CAMS
Package Height2.8
Package Width3.5
Package Length24.2
Weight8.9 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)262
Cam StyleMechanical flat tappet
Grind NumberCS 288BTL-6
Exh. Duration Advertised (Deg)292-1
Engine Make/SizeChevy Small Block (262-400)
Intake Valve Lift With Factory Rocker Arm Ratio (I0.55
Int. Duration @ .050 In. (Deg)259
Basic Operating Rpm Range3,400-7,400
Intake Valve Lash0.018 in (0.457 mm)
Intake Valve Lift0.55 in (13.97 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)288-1
Lobe Separation (Deg)106
Rpm Range3400-7000
Advertised Duration288 int./292 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.56
UsageStrip
Valve Lift With Factory Rocker Arm Ratio0.550 int./0.560 exh.
QuantitySold individually
Exhaust Valve Lash0.02 in (0.508 mm)
Exhaust Valve Lift0.56 in (14.224 mm)
Advertised Intake Duration288
Intake Duration At 050 Inch Lift259
Exhaust Duration At 050 Inch Lift262
Advertised Exhaust Duration292
Lifter TypeMechanical Flat Tappet
Part FitmentSemi Universal
Duration At 050 Inch Lift259 int./262 exh.
Valve Springs RequiredYes
Vendor Part Number12-506-5
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
