Healtech Electronics Secondary Throttle Valve Eliminator
Healtech Electronics Secondary Throttle Valve Eliminator Due to emission and noise control regulations secondary throttle valves appeared in motorcycles in the last decade. This secondary butterfly is controlled by the bike’s ECU. For maximum performance and crisp throttle response this secondary system is removed, mainly in drag racing / road racing. However, as soon as you disconnect the secondary throttle valve actuator motor from the bike’s main wiring harness, the FI light...