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COMP Cams SK42-236-4 Magnum Hydraulic Flat Tappet Camshaft Kit for Oldsmobile 260-455

(Pontiac Firebird 1977-79, Grand Prix 1977, Bonneville 1977-81, LeMans 1976-77, Catalina 1977-81, Ventura 1975-77, Parisienne 1986 + 31 more models)

Manufacturer

Picture for manufacturer COMP Cams

Part Number

SK42-236-4
4 reviews
Sale Price

$399.78

Estimated ship date Tuesday, November 24

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Product Details

The COMP Cams SK42-236-4 Magnum/Marine hydraulic flat tappet camshaft kit is engineered for Oldsmobile 260-455 cubic inch engines, delivering enhanced performance for street, marine, and recreational applications. This comprehensive SK-Kit (Small Kit) provides everything needed for a complete camshaft upgrade in one convenient package.

Camshaft Specifications:

  • Duration: 244°/244° advertised duration
  • Hydraulic flat tappet design for reliable, low-maintenance operation
  • Magnum/Marine profile optimized for mid-range torque and horsepower
  • Compatible with Oldsmobile 260, 307, 330, 350, 403, 425, and 455 V8 engines

Complete SK-Kit Includes:

  • Magnum series camshaft
  • Hydraulic flat tappet lifters (full set)
  • Timing chain set for precise valve timing
  • Assembly lube for proper break-in protection
  • Installation instructions
  • COMP Cams decals

This kit is ideal for street performance builds, marine applications, and muscle car restorations where improved throttle response and power delivery are desired. The hydraulic flat tappet design eliminates the need for valve lash adjustments while providing excellent durability. COMP Cams Magnum series camshafts are known for delivering broad, usable power curves suitable for vehicles with stock or mildly modified engines and automatic or manual transmissions.

Products specifications

Fits

Pontiac Firebird 1977-79, Grand Prix 1977, Bonneville 1977-81, LeMans 1976-77, Catalina 1977-81, Ventura 1975-77, Parisienne 1986, Bonneville (SE/SSE) 1977-81, Grand LeMans 1976-77, Grand Safari 1977-78, Safari 1987-89, Phoenix 1977 + 26 more models

Advertised Exhaust Duration

292

Advertised Intake Duration

292

Basic Operating RPM Range

2,500-6,500

Cam Type

Hydraulic Flat Tappet

Intake Valve Lift

0.518

Kit Type

SK-Kit - Small Kit

Exhaust Valve Lift

0.518

Intake Duration at .050 Inch Lift

244

Camshaft Material

Cast Iron

Camshaft Series

Marine

Engine Family

Oldsmobile 260-455 c.i. 8 Cylinder (1967-1990)

AMAZON ASIN

B001R99RS4

Assembly Lubricant Included

Yes

Camshaft Gear Attachment

1-Bolt

LOBE SEPARATION

110

Valve Springs Required

Yes

Lifter Type

Hydraulic Flat Tappet

Prop 65

WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov

C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?

Yes, but must meet tailpipe emission standards for year of vehicle.

C.A.R.B. Exempt for On-Road Vehicles?

No

C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?

Yes, but must be a race/competition only vehicle.

C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?

Yes, but must meet tailpipe emission standards for year of vehicle.

C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?

Yes, but must meet tailpipe emission standards for year of vehicle.

Gaskets Included

No

Locks Included

No

Exhaust Duration at .050 inch Lift

244

Lifters Included

Yes

Retainers Included

No

Timing Chain and Gears Included

Yes

Usage

Street/Strip

Valve Stem Seals Included

No

Pushrods Included

No

Great service. fast shiping!

Quick & Easy!

I bought this item for my fiance and he loves it! He was completely happy with the price we paid...

Wow I love the race ramps I bought for my 2009 dodge challenger srt8 I used Thelm to change the oil 2 days after I got Thelm and they worked great I have extra clearance I wouldnt think of any other place for my parts gas shipping great prices and great shipping prices I'm a very happy customer

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