Traditional Culture Encyclopedia - The 24 Solar Terms - Delong x5000 throttle has a particularly loud whistle.

Delong x5000 throttle has a particularly loud whistle.

The throttle is too wide. Delong x5000 throttle is too wide, and the whistle is particularly loud. When the throttle valve is too large, the air intake will increase rapidly. When a large amount of gas enters the cylinder through the air filter and intake branch pipe, it will produce certain noise.