Dart VS2000 valve seat for exhaust. Features a 2.000in OD, 1.600in ID, 0.375in deep, made from powdered metal, designed for racing builds to ensure precise valve seating. Enhances durability in...

Dart VS2160 valve seat for intake. Features a 2.160in OD, 1.810in ID, 0.350in deep, made from powdered metal, designed for racing builds to ensure precise valve seating. Enhances durability in...

Dart VS2450 valve seat for intake. Features a 2.450in OD, 2.000in ID, 0.375in deep, made from powdered metal, designed for racing builds to ensure precise valve seating. Enhances durability in...

Dart VS2460 valve seat for intake. Features a 2.460in OD, 2.000in ID, 0.375in deep, made from powdered metal, designed for racing builds to ensure precise valve seating. Enhances durability in...

Dart 32000121F windage tray kit for GM LS-Series LS Next blocks. Features a rear sump, louvered design for wet sump, made from steel with a natural finish, designed for racing builds to control oil...