YAMAHA THROTTLE CABLE 6B4-26301-00

Function and technical context

The accelerator cable is the mechanical component that links the operator's control lever with the carburetor or engine injector, regulating the opening of the throttle valve and, therefore, the fuel flow and the power delivered. In Yamaha outboard engines, this cable is part of the control transmission system, working in sync with the ignition and intake systems to guarantee immediate and progressive response to the helmsman's commands. Its correct operation is essential to maintain precision in acceleration, avoid irregular revolutions and ensure that the engine responds predictably in critical maneuvers, especially when navigating at variable speeds or in emergency situations.

When to replace this part?

Symptoms of deterioration in the accelerator cable include abnormal resistance on the control lever, slow or choppy response when accelerating, or inability to reach maximum rpm. Although there is no fixed interval of hours, it is recommended to inspect the condition of the cable during each seasonal inspection and replace it if it presents oxidation, deformations in its structure, or loss of fluidity in movement; Continuous exposure to the saline environment and marine humidity accelerate its deterioration. Preventatively replacing this component before it breaks or seizes prevents losing engine control in the water and significantly reduces emergency repair costs.

Equivalent manufacturer part numbers