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Super Team

Welcome to Alan Johnson Performance Engineering

AJPE has been serving the Drag Racing community since 1985 supplying both professional & sportsman drag racers with the most advanced supercharged engine components available to the general public. AJPE offers an extensive selection of top tier Drag Race engine parts and accessories to build and maintain all levels of blown alcohol and nitro methane engine combinations. AJPE specializes in billet engine blocks and cylinder heads. We also manufacture and design a wide selection of additional engine parts including rocker arm assemblies, billet blower cases, titanium multi-disc clutches, magnesium manifolds, and mechanical fuel systems, all of which are designed and manufactured in our Santa Maria, California facility. Products designed and manufactured at AJPE have been credited with 18 NHRA Nitro Championships alone, along with multiple Alcohol & Sportsman Championships with event wins in NHRA, IHRA, IHBA, PDRA, & Hot Rod Heritage racing associations. Our goal is to provide you, our customer…the most innovative performance race car parts available. We strive to exceed your expectations in quality, delivery, and cost through continuous improvement and interaction. The products you will find here at AJPE are a culmination of over 30 years of designed, tested, and track proven engine parts and accessories that have established themselves as leaders in the racing community.

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Engine Blocks


AJPE  Billet Engine Blocks dominate many forms of racing, from Top Fuel & Funny Car, Blown Alky Pro Modified to Tractor Pulling, Drag Boats and more. AJPE is home of the TFX Hemi & TFX Light Hemi Billet Blocks, 481-X Billet Block & the 5300 Hemi Billet Block. The world famous AJPE TFX Hemi Billet Block has won more Top Fuel World Championships than any other engine, and continues to dominate in 2015.  Read More >>

Cylinder Heads

Cylinder Heads

AJPE Billet Cylinder Heads have been the choice of champions worldwide for decades. AJPE leads the industry with the latest engineering, technology, and manufacturing processes.AJPE prides itself on doing everything in house, beginning with initial product Design, R&D, to Cnc Programming and finally manufacturing the finished parts.AJPE is known around the world for its products having the highest quality standards in the racing industry, making them the only choice of Champions!  Read More >>