
COMP CAMSPART NUMBER: 249-51-246-4
Comp Cams Magnum Mechanical Flat Tappet Camshafts
$30995
Pontiac 265-455ci 8-cyl. 1955-1981
- Magnum 294S Mechanical Flat Tappet Camshaft
Lift:.525"/.525"
Duration:294°/294°
Lobe Separation Angle:110°
RPM Range:2500-6500
Rough idle, Needs 10:1+ compression,ratio.Maximum street performance.Use 3000+ stall and low gear.
| Operating Range: | 2500-6500 RPM |
| Duration Advertised: | 294° Intake / 294° Exhaust |
| Duration @ .050' Lift: | 248° Intake / 248° Exhaust |
| Valve Lift: | .525' Intake / .525' Exhaust |
| Lobe Separation Angle: | 110° |
Pontiac; Super Duty; SD; SD455; HO; 455 HO; Trans-Am; Catalina; Firebird; Formula; 421; 455; 400; 428; 350; 265; 301; 370; 389; 301; 287; 317; 347; Ram Air; Ram Air IV; Ram Air III; Bonneville; Grand Prix; LeMans; Parisienne; Grand Am; Century; Regal;
Rough idle, needs 10:1+ compression ratio. Maximum street performance. Use 3000+ stall and low gear.
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.
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Part TypeCamshaft
BrandCOMP CAMS
Package Height2.75
Package Width2.87
Package Length24.5
Weight9.2 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)248
Cam StyleMechanical flat tappet
Grind NumberP 294S-10
Exh. Duration Advertised (Deg)294
Engine Make/SizePontiac 265-455
Intake Valve Lift With Factory Rocker Arm Ratio (I0.525
Int. Duration @ .050 In. (Deg)248
Basic Operating Rpm Range2,500-6,500
Intake Valve Lash0.022 in (0.559 mm)
Intake Valve Lift0.525 in (13.335 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)294
Lobe Separation (Deg)110
Rpm Range2500-6500
Advertised Duration294 int./294 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.525
UsageStreet/Strip
Valve Lift With Factory Rocker Arm Ratio0.525 int./0.525 exh.
QuantitySold individually
Exhaust Valve Lash0.022 in (0.559 mm)
Exhaust Valve Lift0.525 in (13.335 mm)
Advertised Intake Duration294
Intake Duration At 050 Inch Lift248
Exhaust Duration At 050 Inch Lift248
Advertised Exhaust Duration294
Lifter TypeMechanical Flat Tappet
Part FitmentSemi Universal
Duration At 050 Inch Lift248 int./248 exh.
Valve Springs RequiredYes
Vendor Part Number51-246-4
Package Qty1
Package TypeEA
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