Tag: COMP CAMS

PROJECT LS2: Final Prep and Dyno (Part 2)

PROJECT LS2: Final Prep and Dyno (Part 2)

The COMP Cams billet aluminum belt tensioner is adjustable for belt tension and offers rock-solid serpentine belt guidance.

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PROJECT LS2: Final Prep and Dyno (Part 1)

PROJECT LS2: Final Prep and Dyno (Part 1)

Whenever I build an engine, regardless of my confidence in terms of fitting and assembly detail, I’m always a bit apprehensive when it comes time to light the fire. But when things go picture-perfect and you hit high numbers without a single glitch, it’s a feeling that’s better than sex (I’m sure you know what I mean). This LS program proved to be a total success.

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SPECIAL FIRING ORDER CAMSHAFTS

SPECIAL FIRING ORDER CAMSHAFTS

SPECIAL FIRING ORDER CAMSHAFTS Tricks for smoother-running, longer crank bearing life, and maybe a few extra horses in the process. by Mike Mavrigian photos by author The cam on the left is a standard firing order bigblock Chevy. The cam on the right is a 4/7 swap cam. Notice that the second and fourth lobes [...]

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VINTAGE ENGINE PRODUCTS

VINTAGE ENGINE PRODUCTS

FLATHEAD FEVER Edelbrock has released two new Flathead Ford cylinder heads. P/N 1116 is designed with a raised roof combustion chamber for 1949-53 8BA engines, CNC-machined 74 cc chamber volume (for reduced compression for supercharged applications or for those who wish to run low octane fuel in naturally aspirated engines). P/N 1126 was designed with [...]

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VALVE MATERIALS AND DESIGNS (Part 2)

VALVE MATERIALS AND DESIGNS (Part 2)

SODIUM-FILLED VALVES Sodium-filled valves feature stems that are precision-gun-drilled and filled with a specially formulated sodium. This achieves weight reduction (the result of the gun-drilling to create a hollow stem) and better heat dispersion. There is some debate concerning the efficiency of this heat transfer due to concerns that the heat transfer to the guides [...]

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CHOOSING THE RIGHT OIL (Part 1)

CHOOSING THE RIGHT OIL (Part 1)

CHOOSING THE RIGHT OIL FOR FLAT TAPPET CAM BREAK-IN All oils are not created equal. by Mike Mavrigian photos by author Avoiding flat tappet cam failure can be as simple as using the correct oil during break-in. Chances are you’ve run into this problem first-hand, or know a builder who has shared his horror stories. [...]

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