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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-20-246-4
Comp Cams Magnum Hydraulic Flat Tappet Camshafts
$30995
Ships on Sep 04, 2026
Lowest Price GuaranteeChrysler 273-360ci Small Block 1964-2000
- Magnum 270S Mechanical Flat Tappet Camshaft
Lift: .468"/.468"
Duration: 270°/270°
Lobe Separation Angle: 110°
RPM Range: 1800-5800
Solid-Great in 340 & 360 with 9:1 to 9.5:1comp., 650 to 750 CFM carb. and 3.55 to 3.91 gear. Largest cam to use with stock converter.
273, 360, 318, AMC, Dodge, Mopar, Plymouth, Dart, Road Runner, Charger, Challenger, 383, 400, 440, 426, HEMI, 426 Wedge, 426 HEMI, RB, B, HEMI, 392, Chrysler, LA
Great in 340 and 360 with 9:1-9.5:1 compression, 650-750 CFM carb and 3.55-3.91 gear. Largest cam to use with stock converter.
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 Height2.9
Package Width2.9
Package Length24.3
Weight9.62 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)224
Cam StyleMechanical flat tappet
Grind NumberCRS 270S-10
Exh. Duration Advertised (Deg)270
Engine Make/SizeMopar 273-360
Intake Valve Lift With Factory Rocker Arm Ratio (I0.468
Int. Duration @ .050 In. (Deg)224
Basic Operating Rpm Range1,800-5,800
Intake Valve Lash0.022 in (0.559 mm)
Intake Valve Lift0.468 in (11.887 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)270
Lobe Separation (Deg)110
Rpm Range1800-5800
Advertised Duration270 int./270 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.468
UsageStreet/Strip
Valve Lift With Factory Rocker Arm Ratio0.468 int./0.468 exh.
QuantitySold individually
Exhaust Valve Lash0.022 in (0.559 mm)
Exhaust Valve Lift0.468 in (11.887 mm)
Advertised Intake Duration270
Intake Duration At 050 Inch Lift224
Exhaust Duration At 050 Inch Lift224
Advertised Exhaust Duration270
Lifter TypeMechanical Flat Tappet
Duration At 050 Inch Lift224 int./224 exh.
Valve Springs RequiredYes
Vendor Part Number20-246-4
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
