Genuine Suzuki Outboard Thermostat – 50°C

Part Number: 17670-90J21

A genuine Suzuki OEM thermostat (50°C) for Suzuki’s AP-series and A-model 4-stroke outboards. Engineered to exact specification for reliable cooling system performance.

Compatible Models

• DF100A, DF115A, DF140A — 2013 onwards
• DF150, DF175 — 2012–2014
• DF250AP, DF300AP — 2012–2014

Part Details

• Part No: 17670-90J21
• Temperature Rating: 50°C
• Vendor: Genuine Suzuki Marine

Why Genuine Suzuki Parts?

• Exact OEM fit — no modifications required
• Maintains engine warranty compliance
• Manufactured to Suzuki’s marine-grade quality standards

Not sure if this fits your engine? Contact us with your engine serial number and we’ll confirm before you order.