Cooling

Its primary function is to control the coolant flow and house the thermostats accurately. These covers have a weep hole a few millimeters in diameter, but it drains any coolant leakage from a bad seal. Additionally, they link the engine and the upper...

It is always a good idea to keep a spare impeller on board when venturing into open waters in case of a sudden failure. Because impellers are such a vital part of the cooling system on a boat, a worn or damaged impeller can cause system failure or engine...

The Mercury. Thermostat - Sierra Marine Engine Parts - 18-3552 (118-3552) ideally fits 470/485 model engines with serial numbers 6218036 and below. This thermostat has a temperature rating of 160°F. The Mercury. Thermostat - Sierra Marine Engine Parts -...

The electric water pump was made to reduce the power drag that traditional pulley drive units produce. A heavy-duty electric motor turning around 1,500 rpm is higher enough to meet cooling requirements without depleting engine horsepower. Even when the...

The reason why impellers fail and do not perform to their standard expectations: A pressure difference, either on the pump body or on the impeller, causes CAVITATIONS. If not addressed as soon as possible, cavitation may lead to an impeller...

Volvo Penta Exploded view / schematic Circulation Pump and Thermostat Housing, V-drive with Freshwater Cooling

Mercury Impeller Repair Kit is for Outboard Motor that small gear case engines under 9.9 hp. The impeller is necessary for the cooling system to distribute coolant to avoid overheating the engine. The impeller is a rotating component equipped with vanes...

A blown Water Jacket Cover Gasket is one of the most significant engine problems that must be well-managed immediately. Once damaged, these can cause the engine to run rough at idle, knock, and even stall. It serves a key n role in the car and ensures...

Carburetor Diagram Volvo Penta 3.0GLP-D uses 4 of these studs to attach big components, like a motor cylinder head or sliding shaft, to the primary cylinder block. On the cylinder block, they are also utilized to attach bearings and other mechanical...

Impeller - Sierra Marine Engine Parts (18-3042) is carefully built from premium materials, high-quality at an affordable price, and designed to meet stringent quality requirements. The impeller is an integral part of the engine's seawater cooling system,...

Get the best impeller with a key! Excellently produced from 100% brand new and high-quality materials assembled for easy use. It perfectly fits Johnson Evinrude 2 stroke 2hp, 3hp, 4hp (Ultra and Excel 1987-2006) outboard motors, Evinrude 2 stroke...

An engine may run at lower temperatures than it should due to a broken thermostat, which will reduce performance and efficiency. Simply changing the thermostat could solve the issue. A wide range of Yamaha outboard engines are compatible with EMP...