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4,000-HP Compound Turbo C15 Engine

It’s not everyday you see a semi truck capable of going over 120 mph in the 1/4-mile. Mario Monette spent years making his semi one of the fastest out there, thanks to a compound turbo C15 engine with 4,000 horsepower on hand! Diesel of the Week is brought to you by  @AMSOIL INC. 

Mario Monette’s 4,000-HP Compound-Turbo C15 Engine “The Beast”

It takes 2,000 gallons of fuel per hour and 4,000 horsepower to propel Mario Monette’s 15,000-lb. 1988 Peterbilt 379 down the track at 120 mph. The engine making this all possible is a custom-built, compound-turbo, CAT C15 nicknamed “The Beast” done by Mario’s shop, Mario High Performance Diesel. Check it out!

The Beast
American Powertrain 1988-’98 Chevy/GMC C1500 Truck Transmission Kits

American Powertrain now fills in the gap of high performance manual transmission options for the Chevrolet C1500 series with their new 1988-98 Chevy/GMC (OBS) truck 5 and 6-speed kits.

Lower Cylinder Bore Damage Caution for CAT 3400, C15, & C18 engines

The wear shown in Figure 1 is an example of the damage that can result on a worn cylinder block. The cylinder block should be repaired prior to installing a new cylinder liner. With newer engines developing higher cylinder pressures and horsepower, and older engines possibly having been overhauled a few times already, making sure

Engine Builder Magazine’s 2022 Diesel of the Year Winner

Out of the more than 50 diesel engines profiled in 2022, it was a compound turbo 6.7L Cummins engine built by Frank Davis of Sin City Diesel & Off-Road that took home the Diesel of the Year 2022 honors.

2022 PRI Trade Show Registration Now Open

The Performance Racing Industry encompasses all forms of motorsports and attracts attendees from all 50 states and all over the world.

2022 LS Fest Texas: Winners and Results

This year’s LS Fest took place in Texas, which play host to the event that features all the popular automotive mayhem that LS Fests are known for including drifting, drag racing, burnout contests, show-n-shine, autocross, a dyno challenge & more! Over the course of the June 17 weekend, many names were crowned for various categories

Heavy-Duty Diesel Replacement Parts

Heavy-Duty diesel vehicles and machines have their fair share of flaws, and it’s important for owners and contractors to know about common failures and what replacement parts they’ll need for a fix.

Heavy-Duty Diesel Replacement Parts
LS Fest West 2022 Results

LS Fest West 2022 is a wrap. It’s safe to say everyone involved had a blast soaking up the action and the energy that both participants and spectators brought in all weekend long. Holley is looking forward to not only the remainder of its 2022 shows, including the first LS Fest Texas that will be held June

DSR Performance and Dayco North America Continue Exclusive Product-Driven Partnership

DSR Performance has announcced it has extended its B2B partnership with Dayco North America in 2022 by remaining the exclusive distributor of Dayco’s 11mm blower belt for Top Fuel/Funny Car applications. As the retail arm of Don Schumacher Racing, drag racing’s winningest organization, DSR Performance specializes in offering the highest-quality parts and pieces for racing and

Hooker BlackHeart LS and LT Engine Mounting Brackets

Hooker BlackHeart application-specific LS/LT swap engine mounting brackets for 1988-1998 GM C1500/K1500 (2WD and 4WD 1/2-ton Truck) eliminate the installation guesswork and compatibility uncertainty that comes with using universal swap plate mounting methods. These mounting brackets are available with forward-bias, rearward-bias, or dual engine mounting positions that optimize powertrain placement based on user-selected transmission, transfer

Cometic Duramax and Big Block Chevy Gaskets

Just as the 2021 SEMA Show rolls through Las Vegas, Cometic’s R&D team announced it has wrapped up development on new gaskets available for GM LML/LGH Duramax and big block engines. One new application is the StreetPro Gasket Kit. The top end gasket kit features a 4.130″ bore, .047″ MLX cylinder head gasket Learn More

Women in Motorsports 2021 Class

Now in our third year of our Women in Motorsports issue, we continue to find amazing women doing amazing things in motorsports, and this might be our best group of women yet. This year, we feature a bakers dozen – 13 women – who come from all kinds of different backgrounds and do all kinds

Kaylynn Simmons, Clutch Specialist, NHRA Top Fuel

As a clutch specialist, Kaylynn Simmons is part of an NHRA Top Fuel team that puts together a drag car to handle speeds of 330 mph.

Buyer Registration Now Open for SEMA360

Attendee registration for buyers and resellers to participate in SEMA360 is now open at Available to SEMA-member buyers at no cost, SEMA360 is the new B2B online marketplace taking place Nov. 2-6, 2020, that provides the industry with a robust and viable solution for conducting business in the absence of the SEMA Show. After organizers announced that the live

G&R Diesel – Engine Builder Profile

G&R Diesel first opened in 2008 working on class 8 trucks, but with a strong market and the growing popularity of diesel pickup trucks, it wasn’t long until they added diesel performance to their list of services.

Engine Masters Challenge 439 cid LS7 Engine

Looking to expand his engine building resume and compete with the big boys, Justin McLendon set out to show what a few guys from SAM Tech could do at an Engine Masters Challenge dyno competition. Find out what went into this 439 cid LS7 engine that placed runner up in the 2019 Engine Masters Challenge Extreme LS class.

Hot Shot’s Secret LX4 Lubricity Extreme

Hot Shot’s Secret now offers a new fuel additive that improves lubricity up to 2x better than the competition by providing an increase in diesel fuel lubricity up to 56%.

STS Turbochargers and Intercoolers

Holley has announced the release of three new products for turbocharged applications – STS Ball Bearing Turbochargers, STS Journal Bearing Turbochargers, and Frostbite Intercoolers.

Registration for PRI 2019 Now Open

Motorsports professionals can secure credentials, reserve housing, and sign up for all-new education seminars at