Building or rebuilding a powerful Chrysler big block or legendary 426 HEMI engine? You'll need reliable oil flow, and the Milodon 21817 Oil Pump Gear Set is up to the task. This kit is designed specifically for those muscle car and performance engines, ensuring proper lubrication under high RPMs and heavy loads. The gears are precision-made, measuring 1.1 inches tall, and are compatible with Milodon's 697-21815 pump housing. Made from high-quality materials, they're durable, reduce wear, and help maintain consistent oil pressure. Whether you're a seasoned mechanic, a race engine builder, or a classic car restorer, this gear set is a trusted component for keeping your engine running smoothly and safely. Easy to install if you're familiar with engine assembly, and it's a smart upgrade over stock parts for enhanced performance and longevity. Give your Chrysler powerhouse the oiling system it deserves and hit the road or strip with confidence. Power demands precision – Milodon delivers.