horsepower Archives - Engine Builder Magazine
Inside Pro Motor Engines in Mooresville, NC

During our recent trip to Charlotte and Mooresville, NC, we got the opportunity to tour Pro Motor Engines with owner Dennis Borem. This engine machine shop has a rich 40-year history of building engines for all three top NASCAR Series as well as ARCA, SCCA and NHRA. PME focuses on high performance engine building and

EB Takeover: TKM Performance

The team at TKM Performance invites you on a tour of their Denton, NC engine and machine shop in our latest Instagram Takeover. Lots of cool engine work going on here! https://www.tkmperformance.com

Tearing Down Justin Zeigler’s 3,336-HP Cummins Enforcer Engine

Recently, D&J Precision Machine owner Drew Pumphrey invited the Engine Builder team to his Cambridge, OH diesel shop to help tear down Justin Zeigler’s UCC record-setting 6.7L Cummins-based Enforcer engine. We go over what happened during the UCC weekend and what Drew expects to find before tearing it down to see the results.

Copper vs. MLS Gaskets for 1,500 HP

For a 1,500-hp capable engine, should it be sealed with copper or MLS gaskets?

Upgrading Your Diesel Transmission

When looking to add horsepower to your diesel engine, there are numerous upgrades that come to mind for most people, but one aspect usually overlooked is the transmission, and that’s a critical component to making sure horsepower actually gets to the ground. We cover some important transmission and fluid info in this episode of the

Update on Drag Racing Engines

When it comes to the foundation of drag race engines these days, a majority of builders are into the Hemi and the 481X platform.

Moran Mustang
Mild vs Wild – Horsepower At Any Cost (Diesel Edition) Ep. 1

Engine Builder editors Greg Jones and Brendan Baker take a trip to Canton, OH to visit Justin Zeigler and the guys at Zeigler Diesel Performance. Why? To discuss building up a pair of Gen 3 5.9L Cummins engines on both a mild budget and a wild budget. What build has more bang for the buck?

Episode 1: Insane Engine Moments – Stolen Horsepower

As an engine builder, you never know what each day may bring. It’s always something different. However, Charlie Buck Jr., owner of Buck Racing Engines in King, NC, wasn’t expecting this!

Antique Tractor Pulling

Just as how car racing first began, when the first two tractors were sold, the new owners must have decided to have a contest to see which tractor could outpull the other.

There’s No Replacement for Displacement… or is There?

Since imports have hit the scene, people have been developing and working hard at increasing the output of a smaller cubic inch engine.

Tempering Horsepower Heat: Keeping Your Cool with Heat-Handling Accessories

Engines produce lots of heat, and the more horsepower they make the more heat they generate. Only about 35 to 40 percent of the heat energy released during combustion in a gasoline engine performs useful work by creating pressure that pushes the pistons down their bores. Diesels are a little better at 40 to 45 percent efficiency thanks to a higher compression ratio and reduced pumping losses (no throttle restriction). Even so, all internal combustion engines waste more heat than they put to good use.

Exhaust(ing) Your Options

Here in the pages of Engine Builder magazine we have countless articles about choosing the right set of pistons, putting in the perfect crankshaft, selecting the best connecting rods and the list goes on and on for identifying what parts and products go into your engines. However, there is one item we seldom cover –