1987 Mack U Valve Covers
- PAI® - Valve Cover GasketMack U600ST / U600T E6 Engine 1987, Valve Cover Gasket by PAI®. Designed utilizing the latest technology, this product by PAI features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$9.66 - $52.35