HO1440 115770 (X2) WITH SPRING 480-04 Cleaned. Performed service. Seal heads rebuilt, or replaced as needed. Shims inspected and replaced as needed. Shaft inspected/polished, or replaced as needed. Replaced functional seals. Refilled with fresh oil. Set nitrogen pressure to spec. Came complete with springs installed Dyno Matched After Service c-2 r12 MHAM