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Specialty Mechanical Roller Camshaft Lift .663"/.648" Duration 308/310 Lobe Angle 106°
InfoVehicle Info Needed
COMP CAMSPART NUMBER: 249-20-720-9

Specialty Mechanical Roller Camshaft Lift .663"/.648" Duration 308/310 Lobe Angle 106°

$42099
ShippingShips on 09/14/2026
Lowest PriceLowest Price Guarantee

CHRYSLER V8 273-360 1962-1997 W/ 1.5 ROCKERS
    Comp Cams Specialty Mechanical Roller Camshaft
    Lift .663"/.648"
    Duration 308/310
    Lobe Angle 106°

  • Drag Race Xtreme RX Camshaft
  • 1 Year Limited Warranty

    Chrysler; Dodge; Plymouth; 273; 318; 340; 360; Magnum; LA; Barracuda; 5.2; 5.9; Challenger; Charger; Charger 500; Li' Red Express; Ram; Ramcharger; Cuda; MOPAR

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 Width3.0
Package Length24.5
Weight9.53 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)281
Cam StyleMechanical roller tappet
Grind NumberCRS 308D-R6
Exh. Duration Advertised (Deg)310
Engine Make/SizeChevy Big Block (396-454)
Intake Valve Lift With Factory Rocker Arm Ratio (I0.663
Int. Duration @ .050 In. (Deg)276
Basic Operating Rpm Range5,000-8,000
Intake Valve Lash0.02 in (0.508 mm)
Intake Valve Lift0.663 in (16.84 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)308
Lobe Separation (Deg)106
Rpm Range5000-8000
Advertised Duration308 int./310 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.648
UsageStrip
Valve Lift With Factory Rocker Arm Ratio0.663 int./0.648 exh.
QuantitySold individually
Exhaust Valve Lash0.022 in (0.559 mm)
Exhaust Valve Lift0.648 in (16.459 mm)
Advertised Intake Duration308
Intake Duration At 050 Inch Lift276
Exhaust Duration At 050 Inch Lift281
Advertised Exhaust Duration310
Lifter TypeMechanical Roller
Part FitmentSemi Universal
Duration At 050 Inch Lift276 int./281 exh.
Valve Springs RequiredYes
Vendor Part Number20-720-9
Package Qty1
Package TypeEA
No Questions
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Some parts are not legal for use in California or other states with similar laws / regulations
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