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Made in USA
Comp Cams 4-Pattern Camshafts
InfoVehicle Info Needed
COMP CAMSPART NUMBER: 249-12-477-44

Comp Cams 4-Pattern Camshafts

$68295
ShippingShips on 09/04/2026
Lowest PriceLowest Price Guarantee

Small Block Chevy 262-400ci 1955-98
  • .900" Base Circle Retro-Fit
      • 4-Pattern .900" Base Circle Retro-Fit Hydraulic Roller Camshaft
      Small Block Chevy
      Intake Lift: .637"/.637"
      Exhaust Lift: .621"/.621"
      Lobe Separation Angle: 110.5°/109.5°
      RPM Range: 3200-7500

      Intake Duration: 313°/311°
      Exhaust Duration: 325°/323°

      Recommended in highly modified 420+c.i. stroker applications with higher compression. 3500+ stall.

      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


      Recommended in highly modified 420+ c.i. stroker applications with higher compression. 3500+ Stall.

    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
    BrandCOMP CAMS
    Package Height2.75
    Package Width6.5
    Package Length12.0
    Weight9.15 PG
    Part CategoryPerformance Parts
    Exh. Duration @ .050 In. (Deg)270
    Cam StyleHydraulic roller tappet
    Grind Number311QS10
    Exh. Duration Advertised (Deg)325
    Engine Make/SizeChevy Small Block (262-400)
    Intake Valve Lift With Factory Rocker Arm Ratio (I0.637/0.637
    Int. Duration @ .050 In. (Deg)260
    Basic Operating Rpm Range3,200-7,500
    Intake Valve Lift0.637 in (16.18 mm)
    Computer-Controlled CompatibleNo
    Int. Duration Advertised (Deg)313
    Lobe Separation (Deg)110.5/109.5
    Rpm Range3200-7500
    Advertised Duration313 int./325 exh., 311 int./323 exh.
    Exhaust Valve Lift With Factory Rocker Arm Ratio (0.621/0.621
    UsageStreet/Strip
    Valve Lift With Factory Rocker Arm Ratio0.637 int./0.621 exh., 0.637 int./0.621 exh.
    Camshaft Gear Attachment3-bolt
    QuantitySold individually
    Exhaust Valve Lift0.621 in (15.773 mm)
    Advertised Intake Duration313/311
    Intake Duration At 050 Inch Lift260/258
    Exhaust Duration At 050 Inch Lift270/268
    Advertised Exhaust Duration325/323
    Lifter TypeHydraulic Roller Retrofit
    Part FitmentSemi Universal
    Duration At 050 Inch Lift260 int./270 exh., 258 int./268 exh.
    Valve Springs RequiredYes
    Vendor Part Number12-477-44
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews

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