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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-SK42-207-4
Comp Cams Dual Energy Hydraulic Flat Tappet Camshafts
$34599
Ships on 09/14/2026
Lowest Price GuaranteeOldsmobile 260-455 c.i. 8 cyl. 1967-1990
- Dual Energy Hydraulic Flat Tappet Camshaft Small Kit
- More Exhaust Duration And Lift Than Intake
- Increased Mid And Upper RPM Power
- 1 Year Limited Warranty
Olds; Oldsmobile; Cutlass; Cutlass Supreme; 98; Calais; Ciera; Custom Cruiser; Starfire; Firenza; 88; Rocket; Rocket 88; Vista Cruiser; Delta 88; 260; 442; 307; 350; 403; 400; 425; 455
Oldsmobile 260-455ci 1967-1990
Lift: .433"/.467"
Duration: 255°/263°
Lobe Separation Angle: 110°
RPM Range: 1000-5000
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 Width10.5
Package Length26.0
Weight23.0 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)215
Cam StyleHydraulic flat tappet
Grind Number255DEH
Exh. Duration Advertised (Deg)263
Locks IncludedNo
Engine Make/SizeOlds 260-455
Retainers IncludedNo
Intake Valve Lift With Factory Rocker Arm Ratio (I0.433
Int. Duration @ .050 In. (Deg)203
Assembly Lubricant IncludedYes
Basic Operating Rpm Range1,000-5,000
Pushrods IncludedNo
Gaskets IncludedNo
Rocker Arms IncludedNo
Intake Valve Lift0.433 in (10.998 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)255
Lobe Separation (Deg)110
Rpm Range1000-5000
Lifter StyleHydraulic flat tappet
Advertised Duration255 int./263 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.467
Valve Springs IncludedNo
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.434 int./0.467 exh.
QuantitySold as a kit
Valve Stem Seals IncludedNo
Exhaust Valve Lift0.467 in (11.862 mm)
Advertised Intake Duration255
Intake Duration At 050 Inch Lift203
Exhaust Duration At 050 Inch Lift215
Timing Chain StyleDouble roller
Timing Chain And Gears IncludedYes
Advertised Exhaust Duration263
Lifter TypeHydraulic Flat Tappet
Duration At 050 Inch Lift203 int./215 exh.
Valve Springs RequiredYes
Lifters IncludedYes
Vendor Part NumberSK42-207-4
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
