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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-K11-694-8
Comp Cams Blower/Turbo Mechanical Roller Camshafts
$1,72895
2 left in stock
Ships on Sep 08, 2026
Lowest Price GuaranteeChevy Big Block 396-454ci 1965-96
- Blower & Turbo Mech. Roller Cam Complete Kit
Chevy Big Block 396-454ci 1965-96
Lift: .652"/.652"
Duration: 300°/308°
Lobe Separation Angle: 114°
RPM Range: 3500-7000
** Note: Requires thrust button & wear plate.
Pro Street / Bracket Race, 396-454ci, 671 or larger blower.
| Operating Range: | 3500-7000 RPM |
| Duration Advertised: | 300° Intake / 308° Exhaust |
| Duration @ .050' Lift: | 255° Intake / 262° Exhaust |
| Valve Lift w/1.7 Rockers: | .652' Intake / .652' Exhaust |
| Valve Setting: | .020' Intake / .020' Exhaust |
| Lobe Separation Angle: | 114° |
Chevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572
Best for Pro Street and bracket racing with 671 or larger blower.
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 Height5.0
Package Width11.5
Package Length25.0
Weight28.2 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)262
Cam StyleMechanical roller tappet
Grind NumberCB 300BR-14
Exh. Duration Advertised (Deg)308
Locks IncludedYes
Engine Make/SizeChevy Big Block (396-454)
Retainers IncludedYes
Intake Valve Lift With Factory Rocker Arm Ratio (I0.652
Int. Duration @ .050 In. (Deg)255
Assembly Lubricant IncludedNo
Basic Operating Rpm Range3,500-7,000
Pushrods IncludedNo
Gaskets IncludedNo
Intake Valve Lash0.02 in (0.508 mm)
Rocker Arms IncludedNo
Intake Valve Lift0.652 in (16.561 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)300
Lobe Separation (Deg)114
Rpm Range3500-7000
Lifter StyleMechanical roller
Advertised Duration300 int./308 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.652
Valve Springs IncludedYes
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.652 int./0.652 exh.
QuantitySold as a kit
Valve Stem Seals IncludedYes
Exhaust Valve Lash0.02 in (0.508 mm)
Exhaust Valve Lift0.652 in (16.561 mm)
Advertised Intake Duration300
Outside Diameter Of Outer Spring1.54 in (39.1 mm)
Intake Duration At 050 Inch Lift255
Exhaust Duration At 050 Inch Lift262
Timing Chain StyleDouble non-roller
Timing Chain And Gears IncludedYes
Advertised Exhaust Duration308
Lifter TypeMechanical Roller
Duration At 050 Inch Lift255 int./262 exh.
Valve Springs RequiredNo
Lifters IncludedYes
Vendor Part NumberK11-694-8
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
