Condition: 100% Brand New and High Quality Replacement Part Number: 339-835757A3 339-832757A4 339-7370A13 Color: Black Material: ABS Compatible Models: for Mercury Mariner. 6HP Serial Numbers A197112 - T800749. 8HP Serial Numbers A197112 and up 9.9HP Serial Numbers A197112 and up 10HP XR, , Serial Numbers D038000 and up for Magnum & Marathon 15HP Serial Numbers B292414 and up 15HP , Serial Numbers G044027 and up for Marathon & Super 18HP Serial Numbers 5837437 and up 20HP Serial Numbers 3537531 - 3755884 20HP Jet Serial #s G044027 and up 25HP (2 Cylinder) Serial Numbers 5705532 and up 30HP Jet Serial #s C159200 - G589999 35HP (2 Cylinder) Serial Numbers 6445653 and up 40HP (4 Cylinder) Serial Numbers C159200 and up 45HP (4 Cylinder) Serial Numbers 5531630 and up 55HP (3 Cylinder) Serial Numbers D000750 - G589999 60HP (3 Cylinder) Serial Numbers 6428681 - G589999 65HP Jet Serial #s D283222 - G437999 75HP (4 Cylinder) Serial Numbers 6432901 and up 75HP (3 Cylinder) Serial Numbers