This Pontiac Pushrod Set manufactured by SB International is designed for 1967 400+ 350/307 Oldsmobile engines. The set includes 16 push rods made of steel, each measuring 8.245" in length. They are a direct replacement part and come in a pack of 8. The interchange part numbers for this set include EPR343, MPR343, PR1438, and others, ensuring compatibility with various engine models. Additionally, the product is manufactured in the United States and may contain chemicals that are known to the state of California to cause cancer and reproductive harm.