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Comp Cams Marine Mechanical Roller Camshafts
InfoVehicle Info Needed
COMP CAMSPART NUMBER: 249-34-850-9

Comp Cams Marine Mechanical Roller Camshafts

$55895
ShippingShips on 09/09/2026
Lowest PriceLowest Price Guarantee

Ford 429-460ci 1968-94
    Mechanical Roller Marine Camshaft
    Ford 429-460ci
    Lift: .727"/.727"
    Duration: 308°/316°
    Lobe Separation Angle: 112°
    RPM Range: 4400-7200

    Blown alcohol or blown gas. Use in 500" or larger engine.

    Ford; 429; 460; BBF; Big Block Ford; 385; Cobra Jet; 429 Cobra Jet; Interceptor; Lima; F100; F150; F250; Super Duty; E150; E250


    Blown alcohol or blown gas. Use in 500c.i. or larger engine.

Comp Cams Marine Mechanical Roller Camshafts provide great power for your marine engines. Available for a variety of applications, these cams will keep you going on the water.

Features:

  • Extremely wide powerband helps get boat on plane while making maximum horsepower
  • Work against exhaust systems with restrictive back pressure
  • Power enhancement helps maintain top end speed for long distances
  • Intended for applications where low idle speeds are required
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Camshaft & Lifter Kits are indicated by a CL in their part number and include Camshaft, Lifters, Assembly Lube, Decals, and Instructions.

Complete Kits are indicated by a K in their part number and include Camshaft, Lifters, Timing Chain & Gears, Valve Springs, Retainers, Locks, Assembly Lube, Decals, and Instructions.

Small Kits are indicated by a SK in their part number and include Camshaft, Lifters, Timing Chain Set, Assembly Lube, Decals, and Instructions.

Part TypeCamshaft
Product LineComp Cams Marine Mechanical Roller Camshafts
BrandCOMP CAMS
Package Height2.75
Package Width2.87
Package Length24.5
Weight8.0 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)281
Cam StyleMechanical roller tappet
Grind Number308AR-12
Exh. Duration Advertised (Deg)316-6
Engine Make/SizeFord 429-460
Intake Valve Lift With Factory Rocker Arm Ratio (I0.727
Int. Duration @ .050 In. (Deg)275
Basic Operating Rpm Range4,400-7,200
Intake Valve Lash0.028 in (0.711 mm)
Intake Valve Lift0.727 in (18.466 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)308-5
Lobe Separation (Deg)112
Rpm Range4400-7200
Advertised Duration308 int./316 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.727
UsageMarine
Valve Lift With Factory Rocker Arm Ratio0.727 int./0.727 exh.
QuantitySold individually
Exhaust Valve Lash0.03 in (0.762 mm)
Exhaust Valve Lift0.727 in (18.466 mm)
Advertised Intake Duration308
Intake Duration At 050 Inch Lift275
Exhaust Duration At 050 Inch Lift281
Advertised Exhaust Duration316
Lifter TypeMechanical Roller
Part FitmentSemi Universal
Duration At 050 Inch Lift275 int./281 exh.
Valve Springs RequiredYes
Vendor Part Number34-850-9
Package Qty1
Package TypeEA
No Questions
No Reviews

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Hardened Lash Cap Thickness .080"

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Some parts are not legal for use in California or other states with similar laws / regulations
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