Evan Laux, Author at Engine Builder Magazine
Compound Turbo 6.7L Enforcer Engine

The popularity of D&J Precision Machine’s Enforcer series engine can’t be understated. We checked this one out at the 2022 PRI Show.

Race Oils

Choosing the correct performance racing oil is essential to ensure optimal performance and longevity of your engine.

Coffman Starter 24-Valve 5.9L Cummins Engine

This 24-valve 5.9L Cummins is your average workhorse build for pulling trailers… until you learn about the Coffman-inspired starter James Crutcher built for this engine.

Compound Turbo 6.7L Enforcer Cummins Engine

D&J Precision Machine’s Enforcer Cummins engine has been around for a while now, but every time we see an Enforcer build, it remains impressive. This particular Enforcer was outfitted with compound turbos and all sorts of engine component goodies to the tune of 2,000+ horsepower. It’s our Diesel of the Week brought to you by AMSOIL

6.7L Powerstroke Engine

The 6.7L Powerstroke may have some some minor flaws, but they are easily remedied by the team over at Choate Engineering Performance.

12-Valve 6BT Cummins Engine

Eric Lucy and his 16-year-old son have been hard at work over the past two years building a 12-valve Cummins to drop into his F-250 King Ranch. Check it out!

6.7L Turbocharged Cummins Engine

Jessie Harris’ Cummins-powered Chevy C10 won the Fastest Diesel honor at Sick Week 2023. We were there to get the inside scoop on the 6.7L under the hood. Check it out!

Ryan Milliken’s Turbocharged 6.8L Cummins Engine

At Lights Out 14, Ryan Milliken of Hardway Performance put on a show and demonstrated how far diesel performance has come in recent years. Making it to the semi-finals against some of the country’s fastest cars, Ryan’s ’69 Nova sports a turbocharged 6.8L Cummins engine built by Fleece Performance & Freedom Racing Engines. Capable of

David Pilgrim’s Dual Compound-Turbocharged 6.6L LBZ Duramax Engine

David Pilgrim and his wife Debbie began looking into drag racing after attending an NHRA event, which eventually led to the pair entering the Bonneville Salt Flats scene. Following a few turbocharged motorcycle builds and a C5 Corvette, David got the idea for a 1954 Chevrolet 3100 with a dual compound-turbocharged 6.6L LBZ Duramax. It’s

1,500-Horsepower LB7 Duramax Engine

Rick Fletes first dropped this LBZ Duramax under the hood of his 1970 Chevelle 14 years ago. Since then, he’s put around 150,000 miles on the car and has showed it off at countless drag competitions. Check it out!

Single-Turbo 5.9L Cummins Engine

New Performance Automotive owner Steve Burton built this 5.9L Cummins engine for a Pro-Street diesel spec’d pulling truck. Check it out!

Compound-Turbo 5.9L Cummins-Powered Mercedes Unimog

Jeff McCord of LinCo Diesel Performance recently put together this unique 5.9L Cummins engine that will be the powerplant for a 1965 Mercedes Unimog utility truck. Check it out!