4″ Engine Exhaust Bellow for MerCruiser Alpha One, Alpha Gen II, Bravo & SSM bell housing assemblies.

OEM: Mercury Replaces: Mercury 44348001

For 1987-2009 Alpha One, Alpha Gen II, Bravo & SSM bell housing assemblies.

also crosses with: Sierra: 18-2748 GLM: 89120 Mallory: 9-72805