Behind The Scenes With KDD: P-pumped 7.3L Block Repair
How a P-pumped 7.3L survives 6,500 rpm and 3,000 hp, NHRDA drag racing from Arizona, and the common-rail experts at S&S are (once again) forced to expand.
Diesel News
Welcome to your daily dose of diesel! This is where we break down the latest announcements from the OEM world, highlight the biggest news in the diesel aftermarket, and even showcase ground-breaking new products.
Another Record For The Duramax!
The latest Duramax record, Dynomite Diesel Product’s quest to hit 3,000 hp on fuel with a common-rail Cummins, and Jelibuilt’s high-tech 7.3L arrives…
Licensed, Insured, And Fitted With A Parachute…
Fire breathing Duramax’s at the track, a seatless Cummins cylinder head, and Super Stock diesel truck action from the National Farm Machinery Show.
New 4×4 Duramax ¼-Mile Record!
A record-setting pass for a Duramax at SICK Week, two Seventy 2 Fast projects go under the knife, and at least 100,000 6.7L Fords are protected from catastrophic CP4 failure.
First To Market: Edge’s EZ Module Adds 110hp To ’25+ Cummins-powered Rams
The first tuner for ’25-newer Rams, a game-changing valvebody for the 10-speed Allison, and BIG changes in the truck and tractor pulling world.
P0016—The Deadliest Code Your 6.7L Power Stroke Can Throw
The infamous crankshaft/camshaft position code every 6.7L Ford owner hates, everyone’s favorite Super Stock puller gets a billet (steel) block, and the DOJ will no longer pursue criminal charges for deletes.
Another One In The Sand!
First fire-ups, indoor truck and tractor pulling, and a 6,000hp hub dyno… This is how you heat up the cold winter months in the Midwest.
Here Come The ZF 8-Speed Swaps
The first ZF 8-speed conversion kit for late-model Rams, uncrackable 6.0L heads, another big payday in diesel racing, and proof that additives add horsepower.
Taking It To The Pile
Indoor truck and tractor pulling from Kentucky, no-prep drag racing down in Texas, the Seventy 2 Fast competitor list drops, and S&S takes a look inside a battle-tested, race-proven DCR pump.
VE-Pumped 1st-Gen Makes 1,168HP!
PPL uncorks its Pro Stock tractor class for 2026, another P-pumped Duramax puller is in the works, an L5P Duramax tow-rig runs 10’s on fuel, and a first-gen Cummins makes a nitrous-assisted 1,168 hp on the rollers.
Wheels-Up, Duramax-Powered Chevelle Goes Rounds At Cleetus MacFarland’s Christmas Tree Drags
Drag racing with Christmas trees in Florida, UCC 2026 prep in Tennessee, an LML Duramax locks in for Lights Out 17, and we remember a 1,400hp fourth-gen sleeper.
Is This The Next 4×4 King In Diesel Drag Racing?
The latest 4x4 diesel Pro Mod, Crazyhorse pulls in a crowd at PRI, a sub-4,000-pound Duramax is headed to Lights Out, and 1/8-mile ice racing up in Wisconsin.
PRI Preview
What to expect at the PRI Show, another Seventy 2 Fast build gets underway, a P-pumped 7.3L, and a look inside a piece of 4BT-powered, custom-tailored ag equipment.
Is Ram Underrating Its Factory Horsepower Figures?
Proof that the ’25-newer Cummins is more powerful than we thought, TSD’s IFS Super Duty nears completion, and racers come out of the woodwork for a shot at $100K.
The $100,000 Diesel Race
The highest payout diesel drag race in history, the Scheid Diesel Extravaganza returns to Terre Haute, and the Hot Shot’s Secret PPL joins forces with IHRA and OTTPA.
Test Hooking To A D9?!
Puller Vs. Pusher. Can a third-gen Cummins pull a D9 bulldozer? Plus, all the details on WC Fab’s square body Duramax swap kit and a one-of-a-kind 4BT Power Wagon.
SEMA’s Best Diesels
Three top-notch builds from SEMA, GM loses its license to use Allison trademarks, Jelibuilt’s next 7.3L Power Stroke, and a Wyoming diesel mechanic receives a presidential pardon.
4,500 HP Or Bust!?
DDP’s plan to hit 4,500 hp, a new L5P Duramax horsepower record, ODSS drag racing returns to Ohio, and a pair of proven, 10-speed TorqShift options for ’20-newer Fords.
Cummins Killer III Does It Again—A Clean Sweep At Diesels In Dark Corners
Cummins Killer III dominates Diesels In Dark Corners once more, a 5.70 Index truck goes no-prep racing, and FP Truck Fest 4.0 surpasses all expectations.
Durability Defined: 60+ Passes At 2,500+ HP
Proof that Wagler Competition Products has one of the best race engine programs in the country, a champion is crowned at the King Of The Street Challenge, and a new VP44 record could be on the horizon.
Crazyhorse Is Back On Top
Horsepower, carnage, pulling, and burnouts in Hub City, Wisconsin, radial tire racing in south Georgia, and another no-prep win for the Texas-based, Crazyhorse Ford.
The First Duramax To 3,000-rwhp
The first Duramax to 3,000-rwhp, Nathan Wheeler’s hunt for a billet-aluminum Cummins, and Derek Rose plans to bring the world’s fastest 4x4 diesel truck out of retirement.
And For The Encore… 4,461 HP
Josh McCormack destroys the dyno again, fresh dragstrip builds from TSD and Stainless Diesel, and Scheid Diesel squeezes a fuel-only 2,671hp through its single turbo, Pro Stock puller.
16th Out Of 200—A Duramax Impresses At Hot Rod Drag Week
Dante Delaney puts diesel on the map at Hot Rod Drag Week, the first plug-and-play module for ’25-newer Rams, and more on Josh McCormack’s record-setting dyno performance.
The Race To 4,000-rwhp—Is Over!
Josh McCormack becomes diesel’s new dyno king and the first to 4,000hp, JH Diesel & 4x4 impresses at Mid Michigan Mayhem, and ODSS racers invade the NHRDA World Finals.
Steven Giordano’s 2,271 HP Cummins-Powered OBS
6.7L Cummins and L5P Duramax horsepower recipes , billet-aluminum truck pulling bling, and upgrade season begins for one motivated ODSS racer.
1,480-RWHP Triple-Turbo 6.7L Power Stroke
A brand-new VP44 Cummins record, a 1,480-rwhp 6.7L Power Stroke, testing ramps up for Cleeter’s AWD vs. RWD shootout, and ZF-8 swapping commences at Firepunk Diesel.
The Triumphant Return Of Michael Cordova’s Wheels-Up, Record-Holding Rail
Drag racing and truck pulling from the 2025 Scheid Diesel Extravaganza, a rare Cummins-powered rat-rod, and a 4,400-mile OBS Ford trapped in time.
Unleashing The Tune-Only ’23-’25 6.7L Power Stroke—645 HP At The Wheels
A tune-only, 645 hp from ’23-newer 6.7L Power Strokes, 36 Super Stock pulling trucks face off at one event, and WC Fab’s 6-second shortbed creation hits the road again.
Triple Turbos, Billet Sigma—America’s Favorite Super Stock Puller Is Alive Again!
Triple 107s and a billet Sigma for WP Developments’ “O-Line” project, a former ODSS champion finds instant success in the dirt, and the growing problem of spinning the crank gear on the 6.7L Power Stroke.