Online Outboards and Tohatsu want to help you care for and maintain your Tohatsu outboard motors so that it will provide you with many years of successful use.

From giving you access to online owner’s manuals and step-by-step instructions for changing your lower unit oil, to helping you calculate the right gas-to-oil mixture ratio and answering your questions about Tohatsu’s TLDI® series 2-stroke engine, the links below offer helpful online resources to help you keep your Tohatsu outboard motors running smoothly.

Tips for Caring for Your Outboard

Always consult your owner’s manual for information regarding your specific model. The below links go to the homepage.

• Online Owner’s Manuals for Tohatsu Outboards
• How to Change Your Lower Unit Oil
• Answers to Questions about the Tohatsu TLDI® Series 2-Stroke Engine
• Calculating Oil & Gas Mixture Ratios
• Other Technical Information About Your Tohatsu Outboard 

Tohatsu Outboard Motors Maintenance Kits

At Online Outboards, we also carry Tohatsu Maintenance Kits covering the Tohatsu outboard models noted below.

Tohatsu 4/5/6 C Maintenance Kit #456MAINT

Kit cost: $79.99

SKU: 456MAINT

Kit contains:

• PART# 3H6077051M DRAIN BOLT QTY =1
• PART# 3H6074060M WASHER QTY =1
• PART# 369022300M FUEL FILTER QTY=1
• PART# 3H6602180M ANODE QTY =1
• PART# 369873221M WATER PUMP KIT QTY =1
• PART# 970101103M SPARK PLUG NGK DCPR6E QTY =1
• PART# 9515030318M SPLIT PIN QTY =1

Tohatsu 9.9/15/20 EFI Maintenance Kit #9.91520MAINT

Kit cost: $94.02

SKU: 9.91520MAINT

Kit contains:

• PART# 3B7022340M FILTER  QTY=1
• PART# 3B07022350M O-RING A QTY=1
• PART# 3R0076150M OIL FILTER QTY=1
• PART# 3R3077051M DRAIN BOLT QTY=1
• PART# 3R3074060M WASHER QTY =1
• PART# 332600052M OIL PLUG QTY =2
• PART# 332600060M GASKET QTY = 2
• PART# 3KY602180M ANODE QTY =1
• PART# 3RS652310M WATER PUMP KIT QTY = 1
• PART# 970101103M SPARK PLUG NGK DCPR6E QTY =2
• PART# 9515030322M SPLIT PIN QTY =1