The 4.6- and 5.4-liter modular Ford engines are finally catching up with the legendary 5.0L in terms of aftermarket support and performance parts availability. Having a lot of parts to choose from is great for the enthusiast, but it can also make it harder to figure out what parts and modifications will work best. Building 4.6/5.4L Ford Horsepower on the Dyno takes the guesswork out of modification and parts selection by showing you the types of horsepower and torque gains expected by each modification.

Author Richard Holdener uses over 340...

Offers complete results from over 2000 dyno pulls, and provides literally tens-of-thousands of dollars worth of dyno test results from all popular Honda performance parts. From air intake systems to exhausts, cams and cylinder heads to nitrous, turbos, and superchargers, it's all in here There's even a chapter on engine build-ups along with the results from the author's tests on nearly every Honda model, from the single-cam DX to the 2.2L Prelude. Acura models are covered as well, from the 1.8L LS through the GSR and type R, all the way up to...

The sport compact performance market is hot and getting hotter - and while the Honda Civic and Acura Integra have long been the dominant players in the market, a newcomer is emerging as a popular car for performance modifications - the Ford Focus. Well-built, inexpensive, good looking, and easy to modify, the Focus is quickly catching the Hondas in terms of market popularity. This book shows Focus owners exactly what it takes to improve their car's performance, from simple modifications like installing a new air intake to radical mods like...