Project Engine Builds

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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408 LS PART 4: COMPLETED AND DYNO

408 LS PART 4: COMPLETED AND DYNO

      Build, text and photos by Mike Mavrigian   This final article installment covers the completion of the 408 LS build, along with the engine dyno results. Our radical-looking baby pulled a respectable 670.5 HP at 6500 rpm and 581/7 lb-ft of torque at 4900 rpm.  

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408 LS, PART 3

408 LS, PART 3

    Build, text and photos by Mike Mavrigian       Part 3 of the 408 LS series continues the build, discussing areas including sensors, oil pump, cylinder heads, valvetrain, front cover, water pump and crank damper installations. In Part 4 of the series, we’ll conclude assembly and provide a peak at our dyno [...]

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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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PROJECT 408 LS, PART 1

PROJECT 408 LS, PART 1

  Build, photos and text by Mike Mavrigian   This build features a GM LS platform, bored and stroked to 408 CID, with a 4.0305” bore and 4.000” stroke. A few of the notable elements include adapting Gen 1 smallblock Chevy valve covers to LS heads and a conversion to carburetion, this time using a [...]

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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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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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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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