All Engine Manufacturers Archives - Dinghy Doctor

Yamaha 90 hp
Midrange 90 hp
The all-new 1.8-liter I-4 F90 features greater displacement and a single-overhead-camshaft design with four valves per cylinder. This boosts power and volumetric efficiency and streamlines design. In fact, it’s 13 pounds lighter than previous designs. A lighter, more powerful design gives the F90 blistering speed that’s 1.5 mph faster than competing outboards.*

Available for mechanical remote or tiller control

Only 353 pounds

Available in 20” or 25” shafts

Powerful 35-amp alternator

Optional Variable Trolling RPM via the Command Link^® tachometer

*Testing conducted by Yamaha at Yamaha’s US Test Facility on a G3 Model 1860 CC under the same conditions and with each rigged for maximum performance.
Details
Yamaha 9.9 hp
9.9 hp
Our 212-cc 9.9-hp portable is an impressive little outboard with a new, shorter tiller handle for increased comfort and the option of manual or electric start. The F9.9 platform is so popular, we also offer it in a high-thrust T9.9 format. The high-thrust model offers the option of a 25-inch shaft and a V MAX SHO^® sport cowl when used as a kicker on a multi-species boat.

Available for remote mechanical or tiller-handle control

Only 87 pounds

Available in 15” and 20” and 25” (T9.9 only) shaft lengths

Solid 6-amp alternator

Horsepower Weight Available Shaft Lengths Tiller/Remote Steer Propeller Included?

9.9 87-93 15", 20" Tiller Yes

High Thrust 9.9 102-114 20", 25" Tiller/Remote Yes
Details
Yamaha 8 hp
8 hp
Our 212-cc 8-hp portable outboard features 7.5 percent more displacement than its previous design. This SOHC two-cylinder four stroke delivers a nice balance of power, performance and portability for jon boats and inflatables. Its new, shorter tiller handle makes operation more comfortable, so you can make a whole day of it.

Only 87 pounds

Available for tiller-handle control

Available in 15” and 20” shaft lengths

Solid 6-amp alternator

Horsepower Weight Available Shaft Lengths Tiller/Remote Steer Propeller Included?

8 87-89 15", 20" Tiller Yes
Details

Yamaha Outboard Motor

Yamaha 75 hp

Midrange 75 hp

The all-new 1.8-liter I-4 F75 features a step up in displacement from its previous design. Still, its single-overhead-camshaft with four valves per cylinder keeps it compact and shaves off 13 pounds. Bigger power plus lighter weight equals one thrilling new outboard.

Available for mechanical remote or tiller control
Only 353 pounds
20” shaft
Powerful 35-amp alternator
Optional Variable Trolling RPM via the Command Link^® tachometer

Mid-Size Motors
Horsepower	Weight	Available Shaft Lengths	Tiller/Remote Steer	Propeller Included?
15	111-132	15", 20"	Tiller/Remote	Yes
20	126-141	15", 20"	Tiller/Remote	Yes
25	126-143	15", 20"	Tiller/Remote	Yes
30	214-223	20"	Tiller/Remote	No
40	214-223	20"	Tiller/Remote	No
50	247	20"	Remote	No
60	247	20"	Remote	No
70	253	20"	Remote	No
75	353	20"	Remote	No

Yamaha 70 hp
Midrange 70 hp
Our 1-liter 70-hp midrange features a two-piece upper case and 10 percent lighter pistons. It’s up to 80 pounds lighter than other four-stroke competitors and the class-leader in power-to-weight. Combined with its 16-valve SOHC design and 17 percent larger intakes, and it’s one of the most responsive outboards on the water.

Available for mechanical remote or tiller control

Only 253 pounds

Available in a 20” shaft

Powerful 17-amp alternator

Optional Variable Trolling RPM Switch (VTS^®) via the Multi-Function Tiller Handle, Command Link^® tachometer or helm-mounted remote VTS

Mid-Size Motors

Horsepower Weight Available Shaft Lengths Tiller/Remote Steer Propeller Included?

70 253 20" Remote No
Details

Yamaha Outboard Motor

Yamaha 60 hp

Midrange 60 hp

Our 1-liter 60-hp midrange offers light weight and exhilarating performance. A dynamite choice for the inshore angler, it gives you the option of dialing in trolling speeds in precise, 50-RPM increments. Depending on your gauge and control preference, the F60 allows you to access to our Variable Trolling RPM Switch (VTS^®) via our Multi-Function Tiller Handle, Command Link^® Tachometer or our new, helm-mounted remote VTS switch.

Available for mechanical remote or tiller control
Only 247 pounds
Available in a 20” shaft
Powerful 16-amp alternator
Optional Variable Trolling RPM Switch (VTS^®)
Available in a T60 High-Thrust model for heavy loads and an F60 Jet-Pump model for shallow water (F60 Jet model produces 40 horsepower at the jet pump nozzle)

Mid-Size Motors
Horsepower	Weight	Available Shaft Lengths	Tiller/Remote Steer	Propeller Included?





50	247	20"	Remote	No
60	247	20"	Remote	No
70	253	20"	Remote	No

Yamaha 6 hp
6 hp
Our 139-cc 6-hp portable is an impressive little outboard. It boasts surprising features for such a small motor, like labyrinth exhaust and a long span mounting system for smooth, quiet power. It also offers the convenience an external fuel tank (in addition to its built-in tank) for extended range and added convenience.

Tiller-handle control with forward-neutral-reverse shifting and an ergonomic twist-grip throttle

Only 59 pounds (15” shaft model)

Available in 15” and 20” shaft lengths

Solid 6-amp alternator (optional)

Horsepower Weight Available Shaft Lengths Tiller/Remote Steer Propeller Included?

6 59-62 15", 20" Tiller Yes
Details
Yamaha 50 hp
Midrange 50 hp
For inshore fishing performance in a few less horses, turn to Yamaha’s 1-liter 50-hp midrange. Inspired by the F70’s ingenious design, it combines light weight, exhilarating performance, valuable efficiency and the option of variable trolling via our Multi-Function Tiller Handle, Command Link^® Tachometer or our new, helm-mounted remote Variable Trolling RPM Switch (VTS^®).

Available for mechanical remote or tiller control

Only 247 pounds

Available in a 20” shaft

Powerful 16-amp alternator

Optional Variable Trolling RPM Switch (VTS^®)

Available in a T50 High-Thrust model for pushing heavy loads
Details
Yamaha 40 hp
40 hp
Our 747-cc 40-hp midrange provides powerful performance in a compact package that’s available in both propeller- and jet-pump-driven models. With its single throttle valve, long-track intake manifold and electronic control module, it delivers easy starts, fast acceleration and excellent top-end speed.

Available for mechanical or tiller-handle control

Only 214 pounds

Available in a 20” shaft

Powerful 17-amp alternator

Optional Variable Trolling RPM Switch (VTS^®) via our Multi-Function Tiller Handle, Command Link^® tachometer or new helm-mounted remote VTS switch

Horsepower Weight Available Shaft Lengths Tiller/Remote Steer Propeller Included?

40 214-223 20" Tiller/Remote No
Details
Yamaha 4 hp
4 hp
Our 139-cc 4-hp portable outboard mirrors our OHV F6, with a couple less horses. It features the same ergonomic, easy-grip starter handle with a built-in decompression device for effortless starts. The F4 also features a built-in fuel tank with the option of switchable access to an additional external tank for amazing extended range. There’s no stopping this little brute.

Tiller-handle control with forward-neutral-reverse shifting and an ergonomic twist-grip throttle

Only 59 pounds (15” shaft model)

Available in 15” and 20” shaft lengths

Solid 6-amp alternator
Details
Yamaha 30 hp
30 hp
Our 747-cc 30-hp midrange boasts a streamlined design and solid performance. At just 214 pounds, it’s suitable for lightweight craft such as aluminum fishing boats and inflatables. Its Nitro Assist Tilt makes tilting almost effortless.

Available for mechanical or tiller-handle control

Only 214 pounds

Available in a 20” shaft

Powerful 17-amp alternator

Optional Variable Trolling RPM Switch (VTS^®) via our Multi-Function Tiller Handle, Command Link^® tachometer or new helm-mounted remote VTS switch

Horsepower Weight Available Shaft Lengths Tiller/Remote Steer Propeller Included?

30 214-223 20" Tiller/Remote No
Details
Yamaha 25 hp
25 hp
Our 432-cc 25-hp portable outboard sports a new, streamlined, portable design and class-leading power-to-weight. In fact, it’s the lightest 25-hp outboard on the water—two-stroke or four-stroke. While its streamlined design is 25 percent lighter, it still packs exciting features like battery-less EFI. Pull-start models can now take advantage of this feature, plus the system is designed with an automatic decompression device to require even less effort for manual starting.

Available for remote mechanical or tiller-handle control

Only 126 pounds (15” shaft model)

Available in 15” and 20” shaft lengths

Powerful 16-amp alternator

Variable Trolling RPM Switch (VTS^®) is standard when equipped with new factory-equipped tiller handle or optional Multi-Function Tiller Handle, a Command Link^® tachometer or dash mounted VTS switch

Horsepower Weight Available Shaft Lengths Tiller/Remote Steer Propeller Included?

25 126-143 15", 20" Tiller/Remote Yes
Details
Yamaha 200 hp
IN-LINE 4 200 hp
The lightest DOHC outboard in its class, this I-4 is the perfect, lightweight 200-hp solution for small- to medium-size boats. Plus, it’s the first in-line four compatible with Helm Master^®, our fully integrated digital boat control system.

Compatible with mechanical controls or digital Command Link Plus^® or Helm Master^® controls

Runs on economical 89 octane

Only 487 pounds (20” shaft model)

20” or 25” shaft options (LH rotation available in 25” shaft digital control)

50-amp alternator provides 13 percent more power than V6 3.3-liter F200
Details
Yamaha 20 hp
20 hp
Our 432-cc all-new 20-hp portable outboard-built on the same award winning platform as the F25 and sharing its SOHC in-line design and streamlined intake manifold, delivers solid power. Not only that, but it’s one of the most fuel efficient in its class. At just 126 pounds, it’s suitable for lightweight craft such as aluminum fishing boats, tenders and inflatables.

Available for remote mechanical or tiller-handle control

Only 126 pounds (15” shaft model)

Available in 15” and 20” shaft lengths

Powerful 16-amp alternator

Horsepower Weight Available Shaft Lengths Tiller/Remote Steer Propeller Included?

20 126-141 15", 20" Tiller/Remote Yes
Details
Yamaha 2.5
2.5 hp
Our 72-cc 2.5-hp portable outboard is the smallest motor on our roster, yet, it has some of the biggest news. Completely redesigned, it’s even more portable, easier to store and cleaner burning. It recently achieved a Three-Star rating from the California Air Resources Board (C.A.R.B) for Ultra-Low Emissions and now meets emissions requirements in all 50 states.

Available for tiller-handle control with forward-neutral shifting, 360-degree steering and an ergonomic twist-grip throttle

Only 37 pounds (15” shaft model)

Available in 15” and 20” shaft lengths

Horsepower Weight Available Shaft Lengths Tiller/Remote Steer Propeller Included?

2.5 37-40 15", 20" Tiller Yes
Details
Yamaha 175 hp
IN-LINE 4 175 hp
The F175 is 30 pounds lighter than its closest 1.7-liter competitor, but it still delivers breathtaking acceleration, midrange punch and impressively smooth performance. It’s compatible with either mechanical controls or digital controls.

Available for digital (Command Link Plus^®) or mechanical controls

Only 483 pounds (20” shaft model)

Available in 20” or 25” shafts

A 50-amp alternator to power an array of onboard electronics
Details
Yamaha 150 hp
IN-LINE 4 150 hp
The F150 is one that started it all and it’s more popular than ever. Powerful, light and compact, it’s now mechanical or digital compatible, making it available to more boaters than ever before.

Compatible with mechanical controls or digital Command Link Plus^® or Helm Master^® controls

Only 478 pounds (20” shaft model)

Available in 20” or 25” shafts

Powerful 50-amp alternator (2.8-liter digital) or 35-amp alternator (2.7-liter mechanical)
Details
Yamaha 15 hp
15 hp
Our 362-cc 15-hp portable features a SOHC in-line, two-cylinder design. Its single carburetor and CDI Microcomputer Ignition System make it one of the most fuel-efficient in its class. At just 111 pounds, it’s suitable for lightweight craft such as aluminum fishing boats, tenders and inflatables.

Available for tiller-handle control

Only 111 pounds (15” shaft model)

Available in 15” and 20” shaft lengths

Powerful 10-amp alternator
Details
Yamaha 115 hp
Midrange 115 hp
Our 1.8-liter I-4 F115 is the lightest DOHC 115-hp In-Line Four on the water by nearly 25 pounds, leading its class in power-to-weight. It not only bests the competition, but it also beats Yamaha’s previous F115 design, with a zero-to-200-foot acceleration time that’s 0.7 seconds faster.

Available for mechanical remote or tiller control

Only 377 pounds

Available in 20” or 25” shafts

Powerful 35-amp alternator

Optional Variable Trolling RPM via the Command Link^® tachometer
Details
Tohatsu 90 hp

BFT90

MID RANGE

Meet the versatile and dependable Tohatsu 90 hp four stroke outboard. In-line 4 cylinder SOHC delivers exceptional torque and power, while still weighing in at only 359 pounds, which makes the BFT 90hp one of the lightest motors in its class. The convenience is even built right into the engine with the built-in freshwater flushing system, for easy routine flushing. To protect against corrosion, the BFT 90 hp has a “Double Sealed” multi-layered paint process, sacrificial anodes and stainless steel technology, along with waterproof connectors, all of which work to enhance your motor’s corrosion protection. Reliability and durability come standard on this high-power, proven-technology four stroke outboard engine.

Details
Tohatsu 9.9 hp

MFS9.9

PORTABLE

New innovations allowed Tohatsu to introduce a new Electronic Fuel Injection (EFI) four stroke outboard to its lineup; meet the 9.9hp EFI Sport. The lightest weight outboard in its class features exceptional torque and top end speed so you can get where you need to go in a flash. The battery-less EFI system on the MFS9.9 offers superior starting performance as compared to previous carbureted models. Also, with an EFI outboard, no choke is required during start up and you’ll notice smooth, crisp acceleration throughout all RPM ranges. We set out to completely redesign an already top performing motor, and well exceeded that goal. Tohatsu’s new 9.9 EFI Sport accepts top honors for top speed, fuel consumption at idle and most importantly fuel efficiency at wide open throttle. Our fuel efficiency is so much better than the competition, users can go up to 50% farther on less fuel***. So what are you waiting for, get a 9.9hp EFI Sport and Feel The Wind! The 9.9hp EFI comes in three available shaft lengths, 15”, 20”, and 25”. Tohatsu’s 9.9 hp has a fantastic option for boaters: Power Tilt! Our 9.9hp EFI engine has an added feature on its power tilt models, a 4 blade high thrust propeller that sets it miles apart from the competition. You can’t beat the power and reliability of Tohatsu’s 9.9hp and now with electronic fuel injection and a power tilt option, why would you try anything else?

Details
Tohatsu 8 hp

MFS8

PORTABLE

Our first priority when developing these 8 hp engines was to make them lightweight and compact without compromising reliability or the quality performance associated with the Tohatsu brand name. We have maintained the durable standard features that Tohatsu owners appreciate while making fuel-efficient 4-strokes that are easy to transport. These 8hp outboards are compact 2-cylinder, SOHC engines that have been manufactured to comply with all US EPA & CARB 3-star rating emission regulations.

Details
Tohatsu 75 hp

BFT75

MID RANGE

Tohatsu’s 75 hp Four Stroke is one of the lightest outboards in its class, weighing in at just 359 pounds. This in-line 4 cylinder is equipped with SOHC, or single overhead cam, to deliver excellent torque and power. The BFT 75hp also features a Optimized Fuel Injection system that delivers the precise amount of fuel/air to each cylinder. The result is an easy start and instant throttle response with superior fuel efficiency. Our 75 hp engine comes with a high output 44 amp alternator that produces nearly twice as many charging amps as some competitors. The 75 hp four stroke is a great choice because it is our most advanced technology in a mid-range engine.

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Tohatsu 60 hp

BFT60

MID RANGE

The BFT60 hp features Maximum Acceleration System, which helps deliver exceptional hole shots and comes standard with a high output 22 amp alternator that produces nearly twice as many charging amps as other competitors. It features lightweight Mikuni intake, which helps build low end torque. Not to mention the Lean Burn Control, which will get you better fuel economy while at cruising speeds. This powerful four stroke is one of the best in its class.

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