Dyno TuningThe basics of dynamometer tuning, fuel mapping, and why you need to have it done to your motorcycle Why you need a Fuel Map In a fuel injected engine, and carbureted engines for that matter, fuel delivery is set up for the configuration of your engine. This means that the stock Electronic Control Unit (ECU), which controls when and how much fuel to deliver, via the fuel injectors, delivers fuel amounts based on the stock engine configuration as
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