The GM 3.8L Gen.3 M90 Eaton Supercharger from the late 90s is a belt driven OE part with the manufacturer part number 24507353. This supercharger is designed specifically for the identified vehicle make and model, ensuring a perfect fit and reliable performance. Ideal for those looking to upgrade or repair their air and fuel delivery system with a high-quality, seamless operation supercharger. This product is a genuine Eaton supercharger, offering durability and efficiency in a supercharged engine setup.