Engine temperature does in fact have an effect. As the engine warms up, the noise becomes less noticeable, to the point that it can only be heard if I hit the gas harder than normal, becoming audible around 2,000 rpm or so
Engine temperature does in fact have an effect. As the engine warms up, the noise becomes less noticeable, to the point that it can only be heard if I hit the gas harder than normal, becoming audible around 2,000 rpm or so