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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-11-617-44
Comp Cams 4-Pattern Camshafts
$68295
Ships on 10/13/2026
Lowest Price GuaranteeBig Block Chevy 396-454ci 1965-96 Retro-Fit
- 4-Pattern Retro-Fit Hydraulic Roller Camshaft
Big Block Chevy 396-454ci 1965-96
Intake Lift: .678"/.678"
Exhaust Lift: .661"/.661"
Lobe Separation Angle: 110.5°/109.5°
RPM Range: 3200-7500
Intake Duration: 307°/305°
Exhaust Duration: 319°/317°
Recommended in highly modified street/strip or bracket race engines and also works well in 572+c.i. applications.
Chevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572
Recommended in highly modified street/strip or bracket race engines and also works well in 572+ c.i. applications.
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 Height2.8
Package Width2.9
Package Length24.3
Weight10.74 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)265
Cam StyleHydraulic roller tappet
Grind Number305QIO10
Exh. Duration Advertised (Deg)319
Engine Make/SizeChevy Big Block (396-454)
Intake Valve Lift With Factory Rocker Arm Ratio (I0.678/0.678
Int. Duration @ .050 In. (Deg)255
Basic Operating Rpm Range3,200-7,500
Intake Valve Lift0.678 in (17.221 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)307
Lobe Separation (Deg)110.5/109.5
Rpm Range3200-7500
Advertised Duration307 int./319 exh., 305 int./317 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.661/0.661
UsageStrip
Valve Lift With Factory Rocker Arm Ratio0.678 int./0.661 exh., 0.678 int./0.661 exh.
Camshaft Gear Attachment3-bolt
QuantitySold individually
Exhaust Valve Lift0.661 in (16.789 mm)
Advertised Intake Duration307/305
Intake Duration At 050 Inch Lift255/253
Exhaust Duration At 050 Inch Lift265/263
Advertised Exhaust Duration319/317
Lifter TypeHydraulic Roller
Part FitmentSemi Universal
Duration At 050 Inch Lift255 int./265 exh., 253 int./263 exh.
Valve Springs RequiredYes
Vendor Part Number11-617-44
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
