We’ve seen this one time and time again: water pump pulley ratio, meaning crank pulley and water pump pulley sizing. The ratio in size between the pulleys on the crankshaft and water pump must be what ...

Your car’s water pump circulates coolant throughout the engine, where it soaks up heat, and into the radiator, where the coolant is cooled and then recirculated back to the engine to start the process ...

Whether your goal is looks, efficiency, or merely getting your engine running, pulleys are critical parts, and there are important factors that need to be considered when selecting them. If you're ...

When you're idling at the light, or stuck in a traffic jam of cars waiting to exit a car show, the one thing you have to do is keep it cool. Now, we're not talking about your temper or your patience, ...

Your vehicle's engine cooling system is one of its most critical components. Its primary responsibility is to cycle coolant — which is a 50/50 mixture of water and antifreeze — through your engine to ...

SP Tools has developed a fan clutch wrench that the company says allows technicians to hold the water pump pulley securely while removing the viscous fan clutch. The wrench is designed for use on BMW ...