Pushing The Vertical Limits Of The 6.4L Power Stroke Fuel System
Cutting-edge 6.4L Power Stroke tech, drag race and truck pull season prep, and low-4-second expectations for David Petrick’s 4x4 Pro Mod.
Freedom Racing Engines
SPIED: The 6.7L Power Stroke That’s Bringing 1,400+ HP To Indy
Inside a wild Seventy 2 Fast class engine build, Crazyhorse takes second at Cleetus MacFarland’s AWD vs. RWD shootout, and the blueprint for a 1,000hp 7.3L.
Diesel Truck Wars
Drag racing in North Carolina, Paul Cato preps for Cleetus MacFarland’s AWD vs. RWD shootout in Florida, and a new dirt drags series comes to the Midwest.
Hub Dyno Magic: 2,600+ HP Duramax
Dan Zelten’s date with the hub dyno yields nearly 2,700 hp, inside a 10-second LB7 work truck, and a supercharged 7.3L rat-rod debuts at the annual Summit 7.3 event.
PRI 2025: High-Caliber Diesels Captivate In Indy
Judging by all the attention compression ignition received at this year’s Performance Racing Industry show, it’s clear we’re in the golden age of diesel performance and technology.
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.
Heavy-Duty And O-Ringed: Freedom Series 6.0L Heads
With a superior casting, oversized valve seats, and O-rings as standard equipment, Fleece’s new 6.0L Power Stroke cylinder heads are poised to change the game.
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.
Hoosier State Showdown 16
Fleece Performance Engineering’s hometown sled pull attracts some of the nation’s best Limited Pro Stock and Pro Street diesel trucks.
Unbeatable In The Dirt
Unkillable transmissions, a 2.6 class Cummins dominates the Indiana Pulling League circuit, a bullnose Ford gets a P-pumped 12-valve, and greenhouse gas emissions may be going away.
Fireworks At Firepunk
Exploded turbos and a blown up LML Duramax, a new 6R140 record, a first-gen Cummins dominates the dirt, and a drop-in VGT that supports 945-rwhp.
TSD’s New Billet Bullet
Billet block engines, Rudy’s and U.C.C. prep, and a major breakthrough for 68RFE transmission technology.
World’s Fastest 4×4 Duramax
The 4x4 Duramax record changes hands, WP Developments breaks ground on a Super Stock pulling project, and we take a look inside a 1,500 hp, SPE-built 6.7L Power Stroke.
High Stakes 3.0
Super Duty body, second-gen Dodge chassis, deck-plate 6.7L Cummins—and built to win. Nick Zaenkert’s Ford is putting the Limited Pro Stock field on notice.
Race To The Sand: Truck And Tractor Pulling From NFMS 2025
Four days at the largest indoor farm show in America. Four nights of the finest wintertime sled pulling in the world.
The 2025 Ram Arrives—With A Completely Revamped Cummins
The latest on the 2025 Ram powertrain, indoor truck pulling from Indiana, a 5.0L Cummins C10 for sale, and a violent CP4 failure.
It’s PRI Week
Get all the details on the revamped 6.7L Cummins, the PRI Show, and the trials and tribulations of Ring Racing’s small-tire Pro 275 endeavor.
TSD’s Flagship F-350 Gets A Billet-Aluminum Cummins And IFS?!
One-of-a-kind Cummins swaps, a P-pumped 7.3L Power Stroke for sale, and Megatron earns its third straight PPL title.
2,300+ HP 6.0L Power Stroke
Big dyno numbers from Warren Diesel’s 6.0L-based pulling engine, a 2,640hp chassis dyno pull from Fall Brawl, and one of the highest profile Pro Street trucks in diesel drag racing history goes on the market.
WC Fab Open House 2024
3,300 hp on the dyno, ultra-clean diesel swaps, and a sprawling show ‘n shine highlight Wehrli Custom Fabrication’s biennial celebration.
Double Or Nothin’
Evan Rusk’s cutting-edge, Pro Street class Cummins puller is no gamble—it’s a surefire front-runner.
Snyder Performance Engineering Outlaw Finals 2024
Records, championships, grudge racing, and tight margins of victory—the final ODSS race of the year had it all.
Hoosier State Showdown XV
Fleece Performance Engineering’s annual truck and tractor pull headlines the Labor Day weekend entertainment in smalltown Indiana.
Scheid Diesel Extravaganza 2024
Close proximity entertainment and zero downtime has come to define the Scheid Diesel Extravaganza in recent years—and the 28th annual affair was no different.
Bluegrass Truck Jam 2024
ODSS drag racing returns to Kentucky—and leaves a host of fresh records, new personal bests, and a fiery accident in its wake.
HEADLINES: A New Record With Every Pass
New records set in Kentucky, TSD’s fresh Pro Street build, and data reveals Americans overwhelmingly reject the idea of being forced into driving electric vehicles.
Outlaw Diesel Revenge 2024
ODSS drag racing rolls through Indy, and brings with it a weekend of new records, surprise wins, and a fiery finish.
Ultimate Callout Challenge 2024
13 trucks chase 3,000 hp on the dyno, pursue 5-second eighth-miles on the drag strip, and go for broke in the sled pull.
HEADLINES: On Top Of The World
Ultimate Callout Challenge and Outlaw Diesel Revenge: a weekend full of records, wreckage, engine carnage, and more.
Let The Games Begin: The 2024 ODSS Season Opens In Orlando
Diesel drag racing is back—and the first ODSS event of the year wasted little time leaving its mark.