Mercruiser exhaust Riser. Replaces Mercruiser 44354A9, 44354A13 & 807988A2, GLM 51140, Barr MC-20-44354, Osco 4354 & Sierra 18-1976-1. Application includes all Mercruiser Center Riser V-6 and V-8 4.3 , 5.0 , 5.7 & 7.4 Liter engines through 2002 with wet joint exhaust.
Includes all gasket and bolts.