Tag: SUMMIT RACING

499 MOPAR BUILD, PART 2

499 MOPAR BUILD, PART 2

  SHORT BLOCK ASSEMBLY       Here’s a peek at the finished product. This article covers short block assembly. The next article installment will conclude the build, followed by the dyno run.     Build, text & photos by Mike Mavrigian         I couldn’t resist including a shot of this sign. [...]

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499 MOPAR BUILD, PART 1

499 MOPAR BUILD, PART 1

 The final build is shown here. Part 1 of the series provides an overview of the build, with more details to come as we progress with the article series.   Build, text and photos by Mike Mavrigian  (all machining by Koffel’s Place)   This is Part 1 of a series involving the build of a [...]

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PROJECT 408 LS PART 2

PROJECT 408 LS PART 2

  Build, text and photos by Mike Mavrigian   BLOCK PLUGS Using all new GM plugs, I installed the four threaded water jacket and oil plugs on the outside of the block (three steel 16mm plugs and one brass 30mm plug). These plugs feature straight metric threads. No NPT threads exist on the OE block. [...]

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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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RETRO LS, PART 5

RETRO LS, PART 5

  THE FINAL ASSEMBLY   by Mike Mavrigian Our intent with this build is to illustrate how you can take advantage of current LS (mechanical) technology, and still create a somewhat old school traditional appearance, grabbing in the range of 450 HP, all without breaking the bank. In terms of exterior finish, we intentionally “relaxed” [...]

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PROJECT ENGINES TO BE DISPLAYED AT HOT ROD & RESTORATION SHOW

PROJECT ENGINES TO BE DISPLAYED AT HOT ROD & RESTORATION SHOW

The Pontiac is being completed today, getting ready for display. . Both current project engines, including the “Retro” LS engine and the Pontiac 455 will be on display at the upcoming Hot Rod & Restoration show in Indianapolis. This year’s show is held at the Lucas Stadium complex, adjacent to the Indianapolis Convention Center, March [...]

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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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LS RETRO BUILD, PART 4

LS RETRO BUILD, PART 4

This installment in our LS 5.3L “retro build” covers installation of our hydraulic roller lifters, cylinder heads, pushrods and rocker arms, completing the valvetrain. . Build, text and photos by Mike Mavrigian . CYLINDER HEADS While there’s nothing to complain about with the original casting number 862 aluminum heads (GM P/N 12559862), making them flow [...]

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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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