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Unless otherwise marked, all engines and parts are for competition use only; not legal for use on pollution controlled vehicles at any time.


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Duramax Stroker Kit

  • SoCal Diesel Inc. Duramax Stroker Kit
$13499.00 (Give us a call to discuss options for this kit)... 661-775-5620

Product Description

How Big Is Your Duramax?

SoCal Diesel Is Proud To Present The 7.1 Liter/427ci Duramax Kit.

The 427 ci GM engine is back! This time it’s a Duramax!

As if the Dodge and Ford guys didn’t have enough to worry about!


  • New 4330M Billet Crank +.250 Stroke Built to Top Fuel Standards.


  • Knife Edged Counterweights.


  • Redesigned And Improved Crankshaft Oiling Passages.


  • Carrillo Forged Rods.


  • Billet Flywheel. (SFI Approved For Competition Use)


  • SoCal Diesel Super Damper. (SFI Approved For Competition Use)


  • Mahle “Forged” Piston And Ring Kit. (Optional Thermal Barrier Coating $400)


  • Choose from Std, +.020 (433ci) and +.040 (437ci) bore sizes.


  • Mahle Clevite Inc. “H” Style Main  and Rod bearings.


  • Crank Gear Installed. (Included, Not shown)


  • Rear Main Seal Included. (Included, Not Shown)


  • Entire Assembly Digitally Balanced And Ready To Install In Your Block.


 4prop-65.jpg    WARNING: Cancer and reproductive harm - www.p65warnings.ca.gov

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