Upgrade your engine's integrity with the 10-piece Napa Allied PS71 Freeze Expansion Plugs set. Crafted from durable steel and finished with a resilient zinc plating, these shallow cup plugs are designed for reliability and longevity. Each plug is precisely engineered to meet the exacting standards of Melling MPS-71, PLS-71, and Pioneer EPS-71, ensuring a perfect fit for your engine's needs. Included in this set are 10 plugs, meticulously inspected to weigh 1.2 lb, with part number 2192071 stamped on each. Made in the United States, this product is not a vintage part and does not fall under the category of performance parts. Please be advised, this product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. Exact item set is shown. New old stock with original packaging. Set weight 1.2 lbs. Made in USA. No returns on installed items or partial sets. Please review our business policies in our store for information regarding returns, shipping and warranties.