Len Emanuelson, Author at Engine Builder Magazine - Page 3 of 3
Stroker Engine Kits

For more than 50 years the old saying “There’s no substitute for cubic inches” has been the credo of nearly every racer and hot rodder. Whoever created this unwritten universal law could never have imagined to what extremes today’s speed enthusiasts would take it. Now, unless you have a 420cid-plus small-block or a 550cid-plus big-block

Performance Notes: EFI Now ‘Doable’ For Every Hot Rodder And Engine Builder

[email protected] It is rare that a new product comes along that redefines a category and a market. Take Apple’s iPod for example. Digital downloading and music file sharing was becoming popular, but a portable device to take your downloaded music with you was needed. Apple’s iPod did just that. Now it’s nearly impossible to go

Performance Notes: Cashing In On Power Adders: Blowers, Turbos, Nitrous

The demand for high performance vehicles has never been stronger. A good indicator is that automakers are turning out more powerful models with each successive new car introduction. Remember when 500 horsepower was a pretty good number for a race motor? Today you can purchase a number of vehicles that eclipse 500hp, from a Z06

Performance Notes: Stud Vs. Shaft Rockers: Why You Should Make the Switch

When the Chevrolet small-block V8 was introduced in 1955, one of its most highly touted features was its lightweight, high-revving ball and stud stamped steel rocker design. Around 1962, several of my buddies proved that claim to be true, time and again, when they twisted their Duntov-cammed 283s to 7,200 rpm. In fact, this same

Performance Notes, How To Compete With The Crate Motor Business

If you are a regular reader of the performance automotive consumer magazines you may have spotted a trend – many of the feature cars and tech articles are focused on crate motors. To an engine builder specializing in custom high performance engines, and for engine builders looking to get into the performance arena, this could