• Carburetor Tuning, boring and cleaning
• Port and polish
• Big Bore / Stroker motors
• Custom Cam profiles
• Ceramic Bearings
• ISF Transmission Polishing
• Motorcycle pickup & delivery also available
• Throttle body oversizing and boring

Let Mad Brothers put you on the fastest, most reliable race bike around! Mad Brothers can build you anything from a local race motor to a “factory” national motor right here in Easton PA. We have access to all of the works parts, pieces, and coatings found in most “factory motors”. Every motor has a unique design that is specially suited for that particular rider. Every rider has his/her own riding style and their motor should be able to complement that riding style.

Our MotoCross Repair Shop can put the power anywhere you want it Top end/over rev, Bottom end/torque, you name it!!

All engine work is backed with a 100% customer satisfaction guarantee!

• Custom Suspension set up
• Suspension servicing, valving and rebuilds

Our in depth knowledge of suspension comes from countless hours of testing and developing our product to bring you the absolute best suspension available. Mad Brothers has access to all the high performance low friction coatings and works kits too. We have a quick turn around time, stocking most of the internal wear items and springs.
All MBR suspension revalves are covered by a 120-day suspension guarantee. Our suspension will meet your expectations 100% or we will revalve it at no additional charge. It’s the absolute best when it comes to a refined suspension system!

• Custom Wheels kits
We can take your bent up, dull looking stock wheels and turn them into a full custom wheel set!

• Powder Coating
We can powder coat anything from triple clamps, shock spring, wheel hubs, valve cover, ignition cover, clutch cover, etc.