Enginetech P5014 P.I. Coated Dish Pistons Set for 1999-2004 Ford Lightning S/C 330 5.4L SOHC V8Enginetech Pistons Enginetech pistons have superior size and weight grading within each set. Most Enginetech pistons are decked 0. 010 to 0. 020 to compensate for oversized bores and head deck milling. Enginetech pistons are manufactured with state of the art materials to match OE requirements. We offer cast aluminum, hypereutectic, and forged applications. Treatments such as skirt coatings, anodized heads & Ni resist inserts are used as required.