Tech Explained

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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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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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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BOSCH INJECTION TESTED FOR NASCAR 2012

BOSCH INJECTION TESTED FOR NASCAR 2012

Before NASCAR announced that Sprint Cup cars would be using electronic fuel injection in 2012, some racing teams – Hendrick Motorsports and Penske Racing, for instance – had already turned to the world leader in electronic fuel injection technology, Bosch, to prepare fuel-injected V-8 engines as test beds. These engines, utilizing Bosch components, duplicated the [...]

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RETRO LS BUILD, PART 2

RETRO LS BUILD, PART 2

UPGRADING THE ROCKER ARM TRUNIONS  INSURING OEM ROCKER ARM DURABILITY FOR PERFORMANCE USE   Text & photos by Mike Mavrigian     If you’re gonna pound on an LS engine that features OE rocker arms, you need to perform this simple aftermarket trunion/bearing upgrade! .   In the process of building any LS engine, if [...]

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SNAP ON TORQUE/ANGLE WRENCH REVIEW

SNAP ON TORQUE/ANGLE WRENCH REVIEW

   NEW TOOL REVIEW –   TESTING SNAP-ON’S ELECTRONIC TORQUE/ANGLE WRENCH MODEL TESTED: MODEL ATECH3FR25O   Snap On’s Tech Angle wrench includes a protective plastic case. The new wrench is available in several versions (1/4, 3/8 and 1/2-inch drive, Nm & angle, and Nm/ft-lb/in-lb & angle). The unit I tested is model ATECH3FR250A, which features [...]

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TOOL REVIEW: TORQUE PLUS ANGLE IN ONE TOOL

TOOL REVIEW: TORQUE PLUS ANGLE IN ONE TOOL

  Snap-On’s new Tech Angle wrench includes a protective case and is available in several versions, including 1/4″-drive, 3/8″-drive and 1/2″-drive. The digital torque wrench is capable of operating in several modes, including ft-lb, in-lb, Nm and angle of rotation. The unit I tested is ATECH3FR250A, which features 1/2″-drive.   TESTING SNAP-ON’S NEW ELECTRONIC TORQUE/ANGLE [...]

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LS ENGINE VALVE SPRING TOOL

LS ENGINE VALVE SPRING TOOL

LSM’s new valve spring compressor tool is designed specificalyl for servicing both OE and aftermarket LS cylinder heads. Precision Acme lead screw and nut makes spring compressing easy. The tool mounts directly to LS7 style heads. A specially engineered adapter allows mounting to LS1, LS6, LS2 and LS3 heads that feature rocker rails. The tool [...]

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OIL FILTERS EXPOSED

OIL FILTERS EXPOSED

Straight Talk About Oil Filters  Information provided courtesy of Purolator Filters   Let’s face it. While performance engines represent the most fun in our businesses, it’s the everyday engines we build that pay the rent for most of us. That’s just a fact of life. We can all put valve guides in small-block Chevy heads [...]

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