Johnson Evinrude Electronic Shift Assist Electronic Distributor WSM 123-7571, CDI Electronics Use with prestolite bid distributor. ( compatible with GM 5.7 Liter V8, compatible with Ford 5.0 Liter, compatible with HO and Ford 5.8 Liter) Please check OEM#"s below for correct application of the item. Replaces OEM# 987400, 987564, 987571, 987700, 987704, 987876, 763788 At Pwc Engine,com we offer top name brands including WSM, Pro-X, Wiseco pistons, OEM RIK Japan rings, Nachi, Koyo, & KBC Engine bearings. PWC Engine use the highest quality gaskets and seals in the industry such as Athena USA, factory used ARS precision quality seals when available and much much more! If you are looking for performance parts, we offer the best distinguished brands and hand pick the parts that we know work and use daily.