The product is a 594124 Harmonic Balancer designed to fit Ford International IC 7.3L V8 engines. It serves as a replacement for OE/OEM part numbers F4TZ6316A, F5TZ6316AA, 1826762C92, F3TZ6316A, and F81Z6316AA. Manufactured by a company with Interchange Part Number DA4452 and Manufacturer Part Number 594124 in China, this unit comes as a single quantity. The product is not a universal fitment and is not considered a vintage or performance part. It also includes a California Prop 65 Warning for Cancer and Reproductive Harm. Exact item is shown. New open box, may include partial packaging. 8 groove, 7.125 inch outside diameter.. Item weight 12.6 lbs. Made in China. No returns if installed. This item is a new, opened customer return. It has been inspected and passed quality control to insure the condition described and contents are accurate. Please review actual photos as stock photos are not the actual item, our photos are. You will ONLY receive exactly what is shown in photos, regardless of what might have originally been included. Please review our business policies in our store for information regarding returns, shipping and warranties.