Before:

After:

Rebuilding the oversized bearing hole 

As the crankshaft rolling in the engine for a time, the bearing hole will be torn into too big a hole to hold the crankshaft. Rolling Engine without a firm base can't be quiet, the performance will be low as well. Thus we need to rebuild the bearing hole to keep the engine quiet and get the horsepower back!

Fuel/Ignition Tunning with AEM

Tunning with AEM + KC fuel computer provide the grearest performance and save the time to complete the job!

 

 

Rebuilding the rear break seat

Replacing a cupper seat into the right postition makes the break system back to function.   Tool set instock!!