Engines & propulsion
- Why Is My Boat Engine Still Overheating After a Water Pump Replacement?A boat engine overheating after a water pump replacement usually points to blocked cooling passages, a stuck thermostat, or an unseated water tube seal.
- Why does my Yamaha XL800 rev loudly but not accelerate?A Yamaha XL800 revving freely without accelerating suffers from jet pump cavitation. Blocked intake grates, worn wear rings and damaged impellers cause this.
- Why is my 1989 Evinrude V4 lower unit stuck and won't drop?A 1989 Evinrude V4 lower unit gets stuck due to a hidden trim tab bolt, an attached shift rod, or driveshaft splines seized by saltwater corrosion.
- Why is my Yamaha XL800 idling excessively high?A high idle on a Yamaha XL800 is typically caused by a dangerous air leak leaning out the mixture or a misadjusted throttle cable keeping valves open.