Compound Turbo 6.7L Enforcer Engine
The popularity of D&J Precision Machine’s Enforcer series engine can’t be understated.
Coffman Starter 24-Valve 5.9L Cummins Engine
Learn about the Coffman-inspired starter James Crutcher built for this engine.
6.7L Powerstroke Engine
This engine may have some some minor flaws, but they are easily remedied 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. Check it out!
6.7L Turbocharged Cummins Engine
Jessie Harris’ Cummins-powered Chevy C10 won the Fastest Diesel honor at Sick Week 2023.
1,500-Horsepower LB7 Duramax Engine
The remarkable part of this engine is that even driving down the street, Rick Fletes is able to get about 30 mpg.
Single-Turbo 5.9L Cummins Engine
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
This unique 5.9L Cummins engine will be the powerplant for a 1965 Mercedes Unimog utility truck. Check it out!
1,000 Horsepower LB7 Duramax Engine
You don’t want to miss out on the details of this engine build.
Dual Compound-Turbo 6.6L LBZ Duramax Engine
This 1954 Chevrolet 3100 houses a hefty 6.6L LBZ Duramax engine. Check it out!
2,200 Horsepower Compound Turbo 6.7L Cummins
This engine makes nearly 2,200 horsepower on nitrous. Check it out!
6.8L Cummins-Powered ’69 Nova
Under this hood is a beefy, Freedom Racing Engines-built 6.8L Cummins engine that makes around 3,100 horsepower.
