Category Archives: News & Technology

When it comes to iconic import engines in the automotive world, few can match the reputation and cult following of Toyota’s 2JZ. Originally introduced in the early 1990s as part of the Toyota Supra’s fourth generation, this inline-six engine quickly became a legend thanks to its impressive power output, bulletproof reliability and potential for modification.  […]

Two-Stroke Engine Tech As hybrid vehicles continue to be on the rise, the two-stroke engine might have a comeback as a good option for these applications. By Dr. Raj Shah & Daisy Ann Norman  JULY 16, 2023   The two-stroke engine has been used in a variety of applications, including light aircraft, motorcycles, chainsaws, outboard motors, […]

Stock and Performance Diesel Work Drew Pumphrey, owner of D&J Precision Performance, weighs in on stock vs. performance work in the shop and finding a balance between the two. By Drew Pumphrey  July 8, 2023   D&J Precision Machine has specialized in Cummins diesel engine performance since its beginning in 2009. When Covid hit we saw […]

Motorcycle Drag Race Engines By Gregg Dahl  March 21, 2023     Back when we started to get serious about competing in the V-Twin drag racing scene, there were four or five manufactures making engine cases, heads, crank/flywheel assemblies, and connecting rods, along with other parts for large cubic inch competition V-twin engines. At the time, […]

Closed-Deck Engine Block Conversions Want power at a low cost? Reliability will become your issue. Want it built for power and reliability? That’s going to hit your wallet harder… or is it? Enter the world of block conversions. By Justin Anning March 20, 2023   A Horsepower Love Story When it comes to Subaru engines, even […]

Choosing the Correct Block for Your LS Engine Build Whether you’re scouring junkyards, ordering cores, investigating factory options, looking at aftermarket cast iron or aluminum blocks, or spending big bucks on billet LS blocks, you’ve probably noticed it’s been harder to find exactly what you want for the foundation of your LS build than it […]

A Horsepower Love Story When it comes to Subaru engines, even given some inherent design flaws with respect to their weaknesses, they are still and always will remain legendary Japanese tuning platforms. These engines make easy power, are well-known and available, and are great options for a number of performance-oriented applications, but at a cost. […]

It’s not just the port work alone that creates spectacular cylinder head performance. The most critical areas of a cylinder head are those which pass the most air at the highest speed and for the longest duration. Your bowl area, the valve job, the throat diameter, and combustion chamber are all crucial parts.  By Greg […]

Precision is key when it comes to automotive parts; the complex designs of connecting rods, pistons and rings, blocks, cylinder heads, and other parts require super tight tolerances that are getting more and more difficult to be met by hand or with other machining processes outside of CNC.     By Evan Laux on Dec […]

As you ascend Mt. Everest, you reach an area called the death zone. Once you climb high enough, the margin of error becomes perilously thin. That death zone also applies to engines. As the horsepower per cubic inch and rpm increase, the margin of error decreases.    By Lake Speed, Jr.on Nov 17, 2022 Legendary […]