D&J Crate Engines, Heads and Engine Parts


D&J Black Anodized Valve Cover (2006+) D&J Black Anodized Valve Cover (2006+)

D&J Black Anodized Valve Cover (2006+)

D&J designed this Cummins billet valve cover in house for the best balance of fit, finish, and f..

$698.00 $732.90

D&J Precision Machine X-BEAM Stock Length Billet Cummins Rods D&J Precision Machine X-BEAM Stock Length Billet Cummins Rods

D&J Precision Machine X-BEAM Stock Length Billet Cummins Rods

The Strongest Billet Cummins Rods On The MarketProven over 3000hp and 4000tq our X-BEAM Bi..

$3,395.00 $3,564.75

D&J Billet Valve Cover Dodge Cummins D&J Billet Valve Cover Dodge Cummins

D&J Billet Valve Cover Dodge Cummins

D&J designed this Cummins billet valve cover in house for the best balance of fit, finish, and f..

$575.00 $603.75

D&J Precision Cummins Billet Timing Cover

D&J Precision Cummins Billet Timing Cover

Machined in house from 6061 aluminum. Our Cummins billet timing cover is designed to use factor..

$425.00 $446.25

D&J 115lb 24v Cummins Valve Springs

D&J 115lb 24v Cummins Valve Springs

D&J Precision Machine HD 115lb 24v Cummins Valve Springs have been proven with years of testing...

$380.00 $399.00

D&J 24v Cummins Titanium Retainers

D&J 24v Cummins Titanium Retainers

Cummins Titanium Retainers for 1998 and up 24v Cummins cylinder heads. Out titanium retainers a..

$368.00 $386.40

D&J Precision Machine 24v Heavy Duty 7/16″ Cummins Push Rods D&J Precision Machine 24v Heavy Duty 7/16″ Cummins Push Rods

D&J Precision Machine 24v Heavy Duty 7/16″ Cummins Push Rods

One-piece Cummins push rods for 24V engines. Produced from 4130 chrome molybdenum and heat treated t..

$313.20 $328.86

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