-track could lead to the fuel in the carburettor float bowls swashing forward - leaving the jets sucking air - and so leaving the Firestorm running on one. We've never ridden a Firestorm that this has happened on, but plenty of owners will attest to it

injection with control carburettors (Amal Monobloc) 3. Riders to wear diving weight belts, for equality (Honda riders will have specially-shaped weights pushed up their bottoms, for mass centralisation. In Pedrosa’s case, it will then be next to his head.) 4

the old bikes, you can actually do stuff on them. You can’t do anything on a modern bike except change the battery, but with an old bike you have to earn your horsepower. With the Vincent I sometimes have to change a carburettor before it’ll even run

mechanic. The instructions for the carburettor settings were written on the back of a postcard! I sent a telegram to Japan, saying 'send me a Japanese mechanic'. And they did. I won the race at Monza and Mike Duff on the other Yamaha finished second

Commanders rule supreme. Dynojet used to make their mark providing brass carburettor jets and air corrector kits but now, with the advent and domination of ECUs, it’s hardware and software that allows us to overcome these compromises. God bless the hard drive

the previous model was noted for its super-smooth, carburettor-fed delivery, the new injected machine tends to stutter feathering the power in from a closed throttle - often noticeable either adjusting a line mid-corner or trying to keep things smooth in town

hesitation on the throttle. Cleaning the carb heater’s coolant filter helps, as does using Silkolene Pro FST (around £9 a litre), which stopswater vapour freezing in the carburettors.SUSPENSIONBlessed with a great front end, the 7R has always been a precise

models, and most are carburettor-fed. No fuel injection, and a relatively low-power engine means that most of the parts could be serviced by a well-informed novice.With some of the import bikes, the parts are pretty cheap to come by as well, so it may

manpower at a problem.The only way to effectively ban traction control and limit the electronics is by removing the electronics from the bikes altogether. That means a return to mechanical points and cable-operated carburettors. But if the FIM imposed

nice move on James to take the lead. Jason's luck had deserted him today as his bike coasted to a halt just as he was lining up James for a pass. It turned out that his carburettor had worked loose, most probably caused by his shunt in race 2. Daniel