Tanaka Outboard Boat Motor Manuals
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Boat Motor Owners Operation, Workshop Service, Repair and Parts Manuals Directory
Tanaka / Aqua Bug / Super Bug Outboard Model Identification

Tanaka introduced their first model in 1974 with additional models being manufactured up until 2002.
Tanaka outboard engines over the years range between .75 and 5.5 horsepower and were marketed in Japan and in the United States during production years.
These outboard motors were badged with the Tanaka name as well as other brands when sold through dealerships and department stores like Sears and Eska, which often carried the brand model names AquaBug or SuperBug.
The specific Model Number and Serial Number of your unit is located on an attached label. Record the numbers listed below and use them whenever parts or service are required.
Model Number -
Serial Number -
Engine Serial Number -
About: Tanaka Outboards
Tanaka Kogyo Co., Ltd. was established in 1918 by Takashi Tanaka in Japan. It began as "Tanaka Iron Works" near Tokyo while expanding its manufacturing plant in 1941, and then changed the company name to Tanaka Kogyo Co. Ltd in 1950. In 1948, research and development of a compact internal combustion engine began which eventually lead to the world's smallest industrial general-purpose 2-cycle engine.
Tanaka outboard motors were well-regarded for their efficient performance and ease of use, making them a popular choice for small boats and fishing enthusiasts. Their air-cooled 2-stroke gasoline fueled engines were known for their lightweight design and construction, which contributed the nature of their popularity. They produced several horsepower models including; .75hp, 1.0hp, 1.2hp, 1.75hp, 2.5hp, 3.0hp and 5.5hp. In 2002 production ceased due to emission standard changes.
Tanaka produced some models for Sears and
Eska.
The Tanaka "TAS" designation is part of the brand identity, often used
in context with Tanaka's outdoor power equipment like mowers and outboards.
"TAS" refers to Tassie State, referencing Tasmania, Australia, where
Tanaka is regarded for its manufacturing.
Tanaka Outboard Boat Motor Resources
- Tanaka Outboard Boat Motor Parts - on ebay
- Tanaka Outboard Marine Parts
- TAS (Tasman) vintage outboard by Tanaka Video
Tanaka Outboard Manual Directory 1974-2001
Tanaka/Aqua Bug Outboard Owner/Parts/Service Manuals
- om = owner manual, pm = parts catalog/manual, sm = workshop/service manual
- Pub. = Year Published / PN = Publication Part Number
- S# = Serial Number
| HP | Model ID | $ USD | Manual / Notes | Manual Type | Pub. / PN |
|---|---|---|---|---|---|
| 1.2 | TOB-120 | Workshop Manual N/A Contact Us tanaka120175300sm ![]() |
Service Manual unavailable - submit a copy |
||
| 1.75 | TOB-175 | ||||
| 3.0 | TOB-300 | ||||
| HP | Model ID | $ USD | 80's+90's Manuals | Manual Type | Pub. / PN |
| 1.2 | TOB-120 Aqua Bug |
$10.98 | Before SN # D272996 PN # 978-45123-800 tanaka120pc ![]() |
Parts Catalog | 4L20 STD |
| 1.75 | TOB-175 Aqua Bug |
$10.98 | Before SN # D223200 PN # 978-45308-800 tanaka175pc ![]() |
Parts Catalog | 4M10 US |
| 3.0 | TOB-300 Aqua Bug |
$10.98 | Before SN # D223200 PN # 978-45558-800 tanaka300pc ![]() |
Parts Catalog | 4M10 US |
| 5.5 | TOB-550 Aqua Bug |
$10.98 | Before SN # E021800 PN # 978-45600-800 tanaka550pc ![]() |
Parts Catalog | 5C20 US |
| HP | Model ID | $ USD | 80's+90's Manuals | Manual Type | Pub. / PN |
| 1.2 | TOB-120 | ||||
| 1.75 | TOB-175 | $10.98 | PN # 978-45308-200 tanaka175tob4e30pc ![]() |
Parts Catalog | 4E30 US |
| 3.0 | TOB-300 | Parts Catalog | 4E30 US | ||
| 3.0 | TOB-300 | $15.98 | PN # 967-45558-202 tanaka300ompc ![]() |
Owner Manual + Parts Catalog |
1986? |
| 5.5 | TOB-550 | ||||
| HP | Model ID | $ USD | 80's+90's Manuals | Manual Type | Pub. / PN |
| 1/.75 | 58611 | $5.98 | Bumble Bee PN # 045607 tanaka1991om58611 ![]() |
Owner Manual | - 1990 945606 045607 |
| 1/.75 | 58611 | Bumble Bee 1990's Contact Us |
Parts Manual | ||
| 2.5 | TOB-25 | TAS Super Bug 1990's Contact Us |
Owner Manual | - 1981 | |
| 2.5 | TOB-25 Super Bug |
$10.98 | TAS Super Bug DAP-TOB25-HST tanaka1991pm25 ![]() |
Parts Manual | - 1981 |
| 1.2 | TOB-120 945601 |
$5.98 | SN# 000101+up PN # 045606 tanaka1991om120300 ![]() |
Owner Manual | - 1993 045606 |
| 3.0 | TOB-300 945603 |
||||
| 1.2 | TOB-120 | 1990's Contact Us | Parts Manual | ||
| 3.0 | TOB-300 | 1990's Contact Us | Parts Manual | ||
| 1.75 | TOB-175 | 1990's Contact Us | Owner Manual | ||
| 1.75 | TOB-175 | $10.98 | Before SN# J 048490 tanaka1991pm175 ![]() |
Parts Manual | - ???? |
| 5.5 | TOB-550 | + Aquabug 1990's Contact Us |
Owner Manual | ||
| 5.5 | TOB-550 Aqua Bug |
$10.98 | TOB-550 + Aquabug tanaka1991pm550 ![]() |
Parts Manual | - 1993 |
| HP | Model ID | $ USD | 2000's Manuals | Manual Type | Pub. / PN |
| 1.0 | TOB-12B | TAS 1hp Contact Us |
Owner Manual | ||
| 1.0 | TOB-12B | $10.98 | TAS 1hp tanaka2007pm12b ![]() |
Parts Manual | - 2007 |
| 1.2 | TOB-120 | $5.98 | PN # 25153 tanaka2001om120300 ![]() |
Owner Manual | - 2001 25153 |
| 3.0 | TOB-300 | ||||
| 1.2 | TOB-120 | $10.98 | PN # 12576 tanaka2007pm120 ![]() |
Parts Manual | - 2007 12576 |
| 3.0 | TOB-300 | $10.98 | PN # 24218 tanaka2008pm300 ![]() |
Parts Manual | - 2008 24218 |
Tanaka Outboard Production and Branding
| 1974-1976 | Model ID | HP | Notations |
|---|---|---|---|
| 1974 | 2.5 | Introduced | |
| 1977 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-175 | 1.75 | |
| SuperBug | TOB-25 | 2.5 | |
| SuperBug | 14112A | 2.5 | Eska |
| 1978 / Name | Model ID | HP | Notations |
| Aquabug | 14116B | Eska | |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-175 | 1.75 | |
| SuperBug | TOB-25 | 2.5 | |
| 1979 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-175 | 1.75 | |
| SuperBug | TOB-25 | 2.5 | |
| 1980 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-175 | 1.75 | |
| SuperBug | TOB-25 | 2.5 | |
| 1981 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-175 | 1.75 | |
| SuperBug | TOB-25 | 2.5 | |
| 1982 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-175 | 1.75 | |
| SuperBug | TOB-25 | 2.5 | |
| SuperBug | TOB-300 | 3 | |
| 1983 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-175 | 1.75 | |
| SuperBug | TOB-25 | 2.5 | |
| SuperBug | TOB-300 | 3 | |
| 1984 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-175 | 1.75 | |
| SuperBug | TOB-25 | 2.5 | |
| SuperBug | TOB-300 | 3 | |
| AquaBug | TOB-550 | 5.5 | |
| 1985 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-175 | 1.75 | |
| SuperBug | TOB-25 | 2.5 | |
| SuperBug | TOB-300 | 3 | |
| AquaBug | TOB-550 | 5.5 | |
| AquaBug | TOB-55L | 5.5 | |
| 1986 / Name | Model ID | HP | Notations |
| 1986 | |||
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-175 | 1.75 | |
| SuperBug | TOB-25 | 2.5 | |
| SuperBug | TOB-300 | 3 | |
| AquaBug | TOB-550 | 5.5 | |
| AquaBug | TOB-550L | 5.5 | |
| 1987 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-175 | 1.75 | |
| SuperBug | TOB-25 | 2.5 | |
| SuperBug | TOB-300 | 3 | |
| AquaBug | TOB-550 | 5.5 | |
| AquaBug | TOB-550L | 5.5 | |
| 1988 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-175 | 1.75 | |
| SuperBug | TOB-300 | 3 | |
| 1989 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-175 | 1.75 | |
| SuperBug | TOB-300 | 3 | |
| 1990 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-175 | 1.75 | |
| SuperBug | TOB-300 | 3 | |
| 1991 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-175 | 1.75 | |
| SuperBug | TOB-300 | 3 | |
| 1992 / Name | Model ID | HP | Notations |
| Bumble Bee | 58611 | 1/.75 | 1hp / .75hp |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-300 | 3 | |
| 1993 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-300 | 3 | |
| 1994 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-300 | 3 | |
| 1995 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-300 | 3 | |
| 1996 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-300 | 3 | |
| 1997 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-300 | 3 | |
| 1998 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-300 | 3 | |
| 1999 / Name | Model ID | HP | Notations |
| AquaBug | TOB-120 | 1.2 | |
| SuperBug | TOB-300 | 3 | |
| 2000 / Name | Model ID | HP | Notations |
| SuperBug | TOB-300 | 3 | |
| 2001 / Name | Model ID | HP | Notations |
| AquaBug | TOB-12B | 1.2 | |
| SuperBug | TOB-300 | 3 |















