Step-by-step for maintaining, modifying and setting up each component of off-road motorcycles. For all dirt bikes built since 1985.

Motocross and Off-Road Motorcycle Performance Handbook (Cyclepro)

Engineering & Transportation

Gorr, Eric

Automotive

Motorbooks Intl

First published in 1996, Eric Gorr's guide to maximizing stock motocross and off-road motorcycles and building factory race replicas has become the definitive work on the subject. This all-new edition is extensively revised to cover all bikes built from 1985 through 1999, including: the Powerjet carbureted Honda CR250 and CR125; the new Yamaha four-stroke YZ400F and WR400F; and all other new-for-1999 bikes. KTM competition bikes and the Kawasaki KLX300 four-stroke will also be covered. Step-by-step instructions and a generous selection of exclusive photography show how to maintain, modify, and set-up every component, and how to correct common flaws. Advice is also provided for buying used bikes, setting up a shop at home, and preparing for race day. Eric Gorr is a professional motocross tuner and the author of the original Motocross &amp; Off-Road Motorcycle Performance Handbook.

Motocross & Off-Road Performance Handbook (Cyclepro)

Build a factory race replica or maximize your stock motocross or off-road bike with expert techniques from tuner and columnist Eric Gorr. Tuning suspension is explained in detail, describing everything from changing fork seals and replacing shock springs to revalving and adjusting the compression and rebound damping. This updated edition covers the aluminum-framed Powerjet-carbureted Honda CR250 and CR125, the XR400, the Yamaha four-stroke YZ400F and WR400F, plus new for 1999 bikes. Revised and updated 3rd edition.About the AuthorEric Gorr is the owner/operator of Forward Motion, a high-performance engine building shop. Gorr was also Dr. Dirt, a technical columnist for many years in Dirt Rider magazine. Gorr resides in Beaver Dam, Wisconsin.

Motocross & Off Road Performance Handbook (Motorbooks Workshop)

The hottest segment of the off-road motorcycle market is high-performance four-strokes, and the most popular of those are Yamaha's motocross and off-road line of machines. In this Motorbooks Workshop title, Off-road enthusiasts would be treated to 30 projects for their Yamaha high-performance four-stroke motorcycle.  It would include the YZ250F, YZ400/426/450, and the WRF variants. Mods would focus on making the bikes work better day-to-day, with a few engine overbores and so on in the mix.

Yamaha Yzf & Wrf Performance Projects (Motorbooks Workshop)

Faught, Ken

The Honda high-performance four-stroke motorcycle is one of the most popular off-road motorcycles in the country. In this book, widely known and highly respected tuner and journalist Eric Gorr, Dirt Rider’s Dr. Dirt and owner of Forward Motion, takes off-road enthusiasts through the paces of performance projects for their Honda CRFs. Whether it’s a CRF450F, CRF250F, CRF450X, or CRF250X, your high-performance four-stroke Honda comes under Gorr’s purview as he details the ins and outs of buying, maintaining, and upgrading the CRFand doing the best off-road bike one better.

Honda CRF Performance Handbook (Motorbooks Workshop)

Motorbooks

Whether it’s geared up for racing, tricked out as a pit bike, used to teach kids how to ride, or simply to take a spin, the small motorcycle takes as much care as its full-size counterpart. This book, by one of the world’s foremost off-road motorcycle builders, tells you everything you need to know to keep your mini-motocross or playbike running smoothly, safely, and, of course, in style. This comprehensive handbook, the first of its kind, covers a variety of models--mini motocross racers from 50cc to 100cc, and small playbikes from 50cc to 250cc. A complete buying guide helps readers determine which of the small motorcycles best suit their needs. The book provides clearly detailed information on maintenance schedules, procedures, and the tools, materials, and space you’ll need. Going that extra mile, Forward Motion’s Eric Gorr offers model-specific suggestions for modifying the bikes to improve performance on and off the racetrack. He also includes sample builds of some of the most popular race and playbikes on the market.

Mini Motocross and Pit Bike Performance Handbook (Motorbooks Workshop)

This thorough how-to manual helps the off-road motorcycle enthusiast get the most out of their machine. This one-stop reference covers everything from basic maintenance to performance modifications, including: Engine rebuilding; Transmission rebuilding; Clutch repair and rebuilding; Big-bore kits; Cam kits and valve timing and tuning; Tuning stock suspension; Suspension revalving and kits; Jetting and tuning carburetors; Tuning electronic fuel injection; Wheels, tires, and brakes; Chains and sprockets; Cooling systems; Electrical systems

Four-Stroke Motocross and Off-Road Performance Handbook (Motorbooks Workshop)

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Books by Gorr, Eric