Mercury/Mariner Outboard Starter Motor (40–60HP FourStroke) – 12V, 9-Tooth CCW

This Recmar starter motor is an aftermarket replacement for the Mercury/Quicksilver outboard starter motor assembly 50-893888T. It is commonly used on Mercury and Mariner FourStroke 40–60HP outboards (4-cylinder, 2001-up applications) and is built for 12V starting systems with a 9-tooth pinion and CCW rotation.

Important: Fitment can vary by model and serial range. Confirm your outboard model/serial number and the part number stamped on the starter currently fitted before ordering.

• Part type: Outboard starter motor
• Voltage: 12V
• Pinion: 9-tooth, CCW rotation
• OEM reference: Mercury/Quicksilver 50-893888T (also shown as 893888T)
• Replaces / alternative OEM refs: 50-859377T, 50-884044T, 50-888161T
• Aftermarket reference: Recmar REC50-893888T (SKU: REC50-893888T)
• Typical applications: Mercury/Mariner 40HP, 50HP & 60HP EFI FourStroke outboards (4-cylinder, 2001-up). Some Jet EFI applications also use this starter—verify by serial number.
• Aftermarket cross-references (for matching only): Sierra 18-6435, ARCO 5360

If you’re unsure about compatibility, contact us with your engine model and serial number so we can help confirm the correct starter motor.