* 18643A7 Mercury Marine QUICKSILVER Coupling Kit 18643A7/140C

QUICKSILVER 18643A7

2 - O-RING 8M0204650

1 - O-RING 8M0204654

BUMPER PARTS BAG 18644A1

Triangular shaped flywheel mount engine coupler kit 18643A7 is for General Motors made MerCruiser V-6 & V-8 (305 & 350 cid) engines (1983-1993) & 454 Mag engines with Alpha sterndrives. See your service or parts manual for specific applications.