Tag: 455

PONTIAC 501 DYNO RUN

PONTIAC 501 DYNO RUN

  By Mike Mavrigian     We finally had a chance to run the Pontiac 501 on dyno. Following are the results. We ran the engine at Ross Racing Engine’s new Superflow SF-902 engine dynamometer in late May, 2012 (Ross is located in Niles, OH, about 62 miles east of my facility).

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PONTIAC 455, PART 5

PONTIAC 455, PART 5

Build, text and photos by Mike Mavrigian The Pontiac 455, bored/stroked to 501 CID, is finally completed. This article covers all remaining aspects of the assembly. Next is the dyno run, which I’ll cover in an upcoming article.

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PONTIAC 455, PART 4

PONTIAC 455, PART 4

  Build, text and photos by Mike Mavrigian   Note: This engine, as well as all of our engine projects, is designed, test-fit and assembled by Mike Mavrigian’s Birchwood Automotive facility in Creston, OH. Now that the block, oil pan, valley cover plate and timing cover have been painted, we can begin final assembly.   [...]

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PONTIAC 455, PART 3

PONTIAC 455, PART 3

 Ross Racing Engines’ Tony Lombardi cut the valve reliefs using an end mill and his adjustable piston vise.   Build, text and photos by Mike Mavrigian     The Pontiac bigblock build (starting with a 455 block and boring/stroking to 501 CID) is progressing. I apologize for the time delay, but this build has been [...]

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PROJECT PONTIAC 455, PART 2

PROJECT PONTIAC 455, PART 2

  Build, text and photos by Mike Mavrigian   .     I realize it’s been a while since my last posting of this project’s Part 1 article, but I’ve been tied up with multiple projects at the same time. Since the Part 1 article, I’ve obtained the crankshaft, had the heads finish-machined and assembled [...]

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TWO NEW ENGINE PROJECTS

  For 2011, I’ve decided to produce two new engine projects, each of which will provide handy and informative tips for our readers. Naturally, each build will be presented in our normal manner…as a  multi-part series of technical articles. The new projects for this year include a Pontiac 455 and a “Budget LS” build.

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OUR NEXT ENGINE BUILD

OUR NEXT ENGINE BUILD

Recently, I asked our readers for their opinions regarding our next engine build project. The response was overwhelming, ranging from late-model Ford 4.6 modular to a slew of “vintage” street-rod-popular muscle engines (Ford Y block, AMC bigblock, Mopar 360, 392 Hemi, 347 Ford stroker, Buick nailhead, etc.). It was actually somewhat surprising (and good news [...]

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