ADC461301 Blue Print Alternator Overrun Pulley

This little part basically lets your alternator spin freely in one direction, while still being driven by the engine. It allows the belt to keep turning the alternator to generate electricity, but it prevents the engine from being slowed down by any resistance from the alternator itself. It's a one – way clutch, so it only engages when the engine is turning the alternator. Think of it as a bridge between your engine and your alternator. The serpentine belt runs over both, and this clutch sits right there in between. It allows the alternator to generate power when you need it, but when you let off the gas or the engine slows down, it disengages so the alternator doesn’t drag on the engine. It's a small part, but it's constantly working. If this clutch fails, you’ll notice if it's bad. Usually, it'll make a really noticeable rattling noise, especially at idle. It might sound like something is loose under the hood. Sometimes, the noise will go away when you rev the engine. It can also cause the belt to vibrate and wear out faster. If it seizes up completely, it can actually put a strain on the engine and potentially damage the alternator. A bad one won’t necessarily stop your car from running, but it'll definitely cause problems and should be replaced. You can find these pretty easily, even online at places like Fixparts Online. They aren't too difficult to replace, but if you're not comfortable with auto repair, it's best to have a mechanic handle it. It acts like a shield, preventing issues from spreading to other components. Better than the rest: Alternator Overrunning Clutch (MPN ADC461301) includes a 12-month warranty!

About Blue Print

Blue Print provides a comprehensive range of precision-engineered replacement parts for Asian, American, and European vehicles, known for their quality and exact fit.

Why Choose Blue Print?

• We offer a really wide range of parts, so you're likely to find what you need all in one place. • Blue Print parts are made to the same quality as original equipment, without the high price tag. • We're known for our reliable delivery – getting your parts to you quickly is a top priority. • Our team has years of experience and can help you find the correct part for your vehicle, every time. Blue Print delivers excellence, FixParts Online delivers to your door.