• Comp Cams OL XE274H-10 CAM & KIT
  • Comp Cams OL XE274H-10 CAM & KIT
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COMP Cams

Comp Cams OL XE274H-10 CAM & KIT

Comp Cams OL XE274H-10 CAM & KIT

$709.12 USD
$709.12 USD
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  • Ships direct from the brand or supplier
  • Tracking emailed when it ships
  • Free fitment check before you order

Xtreme EnergyT, XE274H: Cam & Kit

  • Lifter Type: Hydraulic Flat Tappet
  • Engine Family: Oldsmobile 260-455 c.i. 8 cyl. 1967-1990
  • Description: Hydraulic-Hi Performance street, very strong mid-range, headers and mild stall.
  • Cam Family: Xtreme EnergyT Hydraulic Flat Tappet Camshafts

Specification:

  • RPM Range: 1800 to 6000
  • Valve Timing: 0.006
  • Lobe Separation: 110°
  • Intake Centerline: 106°
  • Valve Lash: Hyd. Intake/Hyd. Exhaust
  • Duration: 274 Intake/286 Exhaust
  • Duration @ .050" Lift: 230 Intake/236 Exhaust
  • Valve Lift: 0.52 Intake/0.523 Exhaust
  • Lobe Lift: 0.325 Intake/0.327 Exhaust


Vehicle Fitments:

Year Make Model Submodel
1975 Buick Apollo Base, SR
1977 Buick Century Special, Custom, Base
1976 - 1979 Buick Electra 225
1975 Buick Electra Custom
1980 - 1987 Buick Electra Estate Wagon
1975 - 1987 Buick Electra Limited
1978 - 1987 Buick Electra Park Avenue
1985 - 1987 Buick Electra T-Type
1975 - 1983 Buick Estate Wagon Base
1975 - 1990 Buick LeSabre Base, Custom
1985 Buick LeSabre Collector's Edition
1977 Buick LeSabre Custom Sport
1985 - 1990 Buick LeSabre Estate Wagon
1979 - 1990 Buick LeSabre Limited
1982 Buick LeSabre Limited Edition F/E
1978 - 1981 Buick LeSabre Sport
1987 Buick LeSabre T-Type
1977 - 1987 Buick Regal Base
1987 Buick Regal GNX
1986 - 1987 Buick Regal Grand National, Limited
1977 Buick Regal SR
1986 Buick Regal T-Type
1975 - 1985 Buick Riviera Base
1975 Buick Riviera GS
1982 Buick Riviera Limited Edition
1983 - 1985 Buick Riviera Luxury
1978 Buick Riviera LXXV Anniversary Edition
1979 - 1980 Buick Riviera S
1976 Buick Riviera Sport, SR
1981 - 1985 Buick Riviera T-Type
1983 Buick Riviera XX Anniversary Edition
1976 - 1977 Buick Skylark S
1975 - 1977 Buick Skylark SR, Base
1987 - 1990 Cadillac Brougham Base, d'Elegance
1986 Cadillac Fleetwood 75 Formal, Base, Brougham d'Elegance, Brougham, 75, Brougham Commercial Chassis
1986 - 1990 Chevrolet Caprice Classic Brougham, Base, Classic
1987 - 1990 Chevrolet Caprice Classic LS Brougham
1967 - 1971 Oldsmobile 442 Base
1967 - 1974 Oldsmobile 98 Base
1967 Oldsmobile 98 Holiday
1975 - 1981 Oldsmobile 98 Luxury
1973 - 1984 Oldsmobile 98 Regency
1982 - 1984 Oldsmobile 98 Regency Brougham
1971 - 1990 Oldsmobile Custom Cruiser Base
1975 - 1976 Oldsmobile Custom Cruiser Panel
1975 - 1977 Oldsmobile Cutlass 442
1967 - 1980 Oldsmobile Cutlass Base
1980 - 1981 Oldsmobile Cutlass Brougham, LS
1977 Oldsmobile Cutlass Colonnade
1976 - 1977 Oldsmobile Cutlass Colonnade S
1972 Oldsmobile Cutlass Cruiser
1968 - 1977 Oldsmobile Cutlass S
1981 Oldsmobile Cutlass Supreme
1967 Oldsmobile Cutlass Turnpike Cruiser, Holiday
1976 - 1979 Oldsmobile Cutlass Vista Cruiser
1979 Oldsmobile Cutlass Vista Cruiser Brougham
1978 - 1984 Oldsmobile Cutlass Calais Base
1983 - 1984 Oldsmobile Cutlass Calais Hurst
1980 - 1983 Oldsmobile Cutlass Cruiser Base
1980 - 1981 Oldsmobile Cutlass Cruiser Brougham
1978 - 1986 Oldsmobile Cutlass Salon 442
1975 - 1987 Oldsmobile Cutlass Salon Base
1978 - 1980 Oldsmobile Cutlass Salon Brougham
1979 Oldsmobile Cutlass Salon Hurst
1987 Oldsmobile Cutlass Supreme 442
1967 - 1988 Oldsmobile Cutlass Supreme Base
1977 - 1987 Oldsmobile Cutlass Supreme Brougham
1976 - 1977 Oldsmobile Cutlass Supreme Colonnade
1974 - 1975 Oldsmobile Cutlass Supreme Cruiser
1975 Oldsmobile Cutlass Supreme Hurst
1988 Oldsmobile Cutlass Supreme International, Indy 500 Pace Car, SL, Classic Brougham, Classic
1981 - 1985 Oldsmobile Cutlass Supreme LS
1976 Oldsmobile Cutlass Tiara Base
1967 - 1968 Oldsmobile Delmont 88 Base
1967 Oldsmobile Delmont 88 Holiday
1967 - 1983 Oldsmobile Delta 88 Base
1967 - 1971 Oldsmobile Delta 88 Custom
1967 - 1981 Oldsmobile Delta 88 Holiday
1969 - 1985 Oldsmobile Delta 88 Royale
1980 - 1985 Oldsmobile Delta 88 Royale Brougham
1984 - 1985 Oldsmobile Delta 88 Royale Brougham LS
1967 - 1972 Oldsmobile F85 Base
1975 - 1977 Oldsmobile Omega Base
1977 Oldsmobile Omega Deluxe
1975 Oldsmobile Omega Salon
1976 - 1977 Oldsmobile Omega SX, F85, Brougham
1967 - 1974 Oldsmobile Toronado Base
1971 - 1985 Oldsmobile Toronado Brougham
1985 Oldsmobile Toronado Caliente
1968 - 1976 Oldsmobile Toronado Custom
1967 Oldsmobile Toronado Deluxe
1977 Oldsmobile Toronado XS
1980 - 1981 Oldsmobile Toronado XSC
1977 - 1979 Oldsmobile Toronado XSR
1967 - 1975 Oldsmobile Vista Cruiser Base
1967 Oldsmobile Vista Cruiser Custom
1977 - 1981 Pontiac Bonneville Brougham, Base
1978 - 1981 Pontiac Bonneville Safari
1977 - 1981 Pontiac Catalina Safari, Base
1977 - 1979 Pontiac Firebird Esprit, Base, Formula, Trans Am
1976 Pontiac Grand LeMans BR
1976 - 1977 Pontiac Grand LeMans LE, Base
1977 Pontiac Grand LeMans Safari
1977 Pontiac Grand Prix Base, LJ, SJ
1977 - 1978 Pontiac Grand Safari Base
1976 - 1977 Pontiac LeMans Base, Sport Coupe, Sport
1977 Pontiac LeMans Safari
1986 Pontiac Parisienne Base, Brougham
1977 Pontiac Phoenix Base
1987 - 1989 Pontiac Safari Base
1975 Pontiac Ventura S, Custom
1975 - 1977 Pontiac Ventura SJ, Base
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COMP Cams parts: what to know

Here is what to check before ordering this COMP Cams part, and what else people usually plan for.

Fitment notes

  • Specs, lead time and warranty come from COMP Cams and can change. The details above this guide are the latest we have.

Not sure it fits? Tell us exactly what you drive and we'll confirm fitment with the supplier first. It's free and saves a return.

Ask about fitment

Parts that usually go with it

  • Gaskets, seals and hardware. Many jobs reuse parts that should be replaced, such as one-time bolts, gaskets and O-rings. Check what the old part used.
  • Fluids. Cooling, brake, fuel and drivetrain jobs often mean topping up or bleeding fluid. Have the right type for your car on hand.

Questions

Will this fit my car?
Check the product title and details for the vehicles it is listed for. If you are not sure, contact us with your year, make, model and trim and we will confirm fitment with the supplier before you order.
Do I need an alignment after installing this?
An alignment is a good idea after any suspension change.
Who do I contact with questions?
Contact us with your vehicle details and we will check with the supplier.
Where do specs and warranty details come from?
From COMP Cams. We sell parts from several brands and suppliers, and each one sets its own specs, lead times and warranty terms. The product details above are the latest we have.
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