We all know that the superbikes on the World (and British) Superbike grids are a far-cry from their showroom-spec brethren. They?ve got tuned engines, beefed up chassis, prototype suspension and carbon fibre everything. And that?s just scratching the surface. But whilst it?s true that superstock bikes aren?t nearly as trick as that, you might be surprised at how trick you can make them, and all within the rules. So if you?ve ever wondered just how fast you can make your stocker, join us as we ask, ?how stock is superstock"?

Engine

You?d think the engine of a superstock bike ought to remain untouched, wouldn?t you. Well that?s not strictly true. Whilst you can?t ?tune? your engine, there are bits you can do to improve the motor’s efficiency, and therefor power. ?Blueprinting? is allowed and you can adjust the cam timing, provided you can do it without machining or drilling anything i.e. if the cam gears have slotted holes. All of the engine internals have got to remain standard and unmolested. You can fit an aftermarket exhaust though, as well an air filter and faff with the fuelling to get the best of them. A decent superstock bike will usually be between 5% and 10% more powerful than it was when it rolled off the production line. If it?s any more than that. People will start asking questions.
Chassis and Suspension

As far as the frame, subframe and swingarm goes, you?re superstock bike has got to remain very standard. If you can adjust the he...