Sierra 18-5159 Ignition Coil Fits Mercury Mercruiser 740344 OEM# 339-883778A01 thermostat enabling quick and easy fitment

enabling quick and easy fitment and removal for storage

Key Driven with 8 rubber splines

Easy to maintain

This 2 bolt whip skeg mounts on the underside of the hull at the point where the shaft passes through the hull to give extra support midway through the shaft

Sierra 18-5159 Ignition Coil Fits Mercury Mercruiser 740344 OEM# 339-883778A01 thermostat enabling quick and easy fitmentCompatible Brand: Fits Mercury, Fits Mercruiser Number: 740344 Replaces: 339 8M0077473, 339 883778A02, 339 883778A01For Outboard Motor: 1650 (0M965309 Up) 1550 (0M973231 Up) 1100 (0M965965 Up) 1350 (0M965309 Up) 110 Jet (2. 5L) (1B690542 Up) 150 Pro XS (2. 5L) (1B690542 Up) 200 (DFI) 3. 0L (1B504989 Up) 200 (3. 0L DFI)(DTS) (1B504989 Up) 200 Pro XS (DFI) 3. 0L (1B504989 Up) 225 (DFI) 3. 0L (1B504989 Up) 225 (3. 0L DFI)(DTS) (1B504989 Up) 250 (DFI) 3.