SUZUKI 150 HP DF150TX OUTBOARD MOTOR

Description

We have the Suzuki DF150TX for sale new in the factory crate. It is Suzuki’s 150 horsepower inline 4 four stroke with a 25 inch shaft, power trim and tilt, electric start and remote steering, finished in Pearl Nebular Black. It is a strong fit for centre consoles, bay boats and bigger pontoons that need real torque without V6 weight.

This is a new motor in the factory crate, sold by us and shipped to your country. Before you pay for freight you get a written delivery quote, so there are no surprises later. Many repeat customers come back for a second Suzuki DF150TX for sale on another boat.

We put everything on this one page: specifications, the model code, boats it suits, how it runs, rigging, care, shipping and an FAQ at the end. Read what you need and skip the rest.

Suzuki DF150TX for sale: Specifications

Numbers can move a little between production runs, so the paperwork in the crate is the final word. Suzuki keeps the current figures on its Suzuki 150 HP page on Suzuki Marine if you want to compare models side by side.

What the Model Code on the Suzuki DF150TX for sale Means

Suzuki model codes look confusing until someone explains them once. DF is Suzuki’s four stroke prefix and 150 is the horsepower. T means power trim and tilt. X is an extra long shaft, for a 25 inch transom. There is no series number on the end, which marks an earlier production code. We confirm the build details of the unit in stock with you.

What you do not see in the code matters too: there is no Z, so it is standard rotation, and there is no W, so the cowl is black. The Suzuki DF150TX for sale is covered here too.

The Big Block Inside the Suzuki DF150TX for sale

Suzuki’s DF150 is based on an inline four cylinder DOHC powerhead with 2,867 cc of displacement. That is big for a 150, and it shows in acceleration and torque.

The motor is still compact for its class. Suzuki aimed to make it one of the lightest four strokes in the 150 horsepower class, and the offset driveshaft helps by moving weight forward and keeping the package tight.

Mechanical controls, multi-point fuel injection and a timing chain running in oil keep it simple and dependable. That is a big part of why people choose the Suzuki DF150TX for sale.

Boats That Suit the Suzuki DF150TX for sale

Offshore centre consoles

The 25 inch shaft suits 18 to 22 foot offshore boats.

Bay boats

Plenty of torque for loaded boats.

Work boats

Simple, strong and easy to service.

Repowers

A good replacement for older 150 two strokes on 25 inch transoms.

How the Suzuki DF150TX for sale Feels on the Water

The Suzuki DF150TX for sale idles smoothly and shifts cleanly.

Big torque gets the boat moving and makes cruise easy.

Single or Twin Installs

On a single engine boat, this standard rotation model is all you need. For a twin setup you would normally pair it with the counter rotating Z version so the props turn in opposite directions and the boat runs straight. Owners of the Suzuki DF150TX for sale tell us the same thing again and again.

If you are building a twin rig, tell us when you order and we will match the two motors so the serial numbers, gearcases and paperwork line up.

Colour and Finish

Black is the standard Suzuki finish and suits almost any boat. If you want a white cowl to match a white hull, ask us about the W version of this motor. The engine underneath is the same. It is one of the reasons we keep the Suzuki DF150TX for sale in stock.

Rigging the Suzuki DF150TX for sale

This is a remote model. You will need a control box with throttle and shift cables, a steering system rated for 150 HP (hydraulic is normal at this size), a key switch and harness, gauges, a good marine battery and a fuel system with a water separating filter.

Mount the motor so the anti-ventilation plate sits roughly level with the bottom of the hull, then fine tune after a test run. If the prop blows out in turns, drop it a hole. If there is a lot of spray and drag, raise it. The 12 V, 44 amp alternator keeps electronics charged on a normal day.

Transom Height and Shaft Length

The 25 inch shaft suits most offshore boats and centre consoles. Measure from the top of the transom to the bottom of the hull at the centreline before you order. Around 25 inches means the X shaft is right. Boats on an outboard bracket or with a deep notch may need a different length, so measure carefully. You get all of that with the Suzuki DF150TX for sale.

Suzuki DF150TX for sale or the DF150ATX2?

The DF150ATX2 is the later version with Lean Burn and updated features.

The Suzuki DF150TX for sale is the same big block idea. Ask us about the exact production year and features of the unit in stock.

Who Buys the Suzuki DF150TX for sale From Us

Most of our buyers are owners who want a reliable motor and a fair price without dealer games. Next come fishing and charter operators repowering a working boat, and then boat builders and dealers who need stock to rig new hulls. The feedback after a season is nearly always the same: it starts every time, it is easy on fuel compared with what they had, and it has needed nothing beyond normal servicing.

Living With the Suzuki DF150TX for sale

Owning this motor is mostly uneventful, and that is the point. Turn the key and it starts. Run your day, flush it, tilt it up and go home. With fuel injection there is no carburettor to gum up if the boat sits for a few weeks, and it behaves the same on a cold morning as on a hot afternoon.

The First Ten Hours

New motors need a gentle start. For the first hour keep the Suzuki DF150TX for sale below half throttle and keep changing speed. After that you can use more throttle in short bursts. Avoid long runs at wide open throttle until the break-in period in the manual is done.

Book the first service on time. Fresh engine oil, a new filter and fresh gear oil set the motor up for the long run.

Maintenance on the Suzuki DF150TX for sale

Servicing a Suzuki inline four is straightforward. Most owners handle the basics and let a mechanic do the bigger jobs.

• Flush with fresh water after every trip in salt or muddy water.
• Change engine oil and filter at the hours in the manual, or once a year.
• Change the gear oil every season. Milky oil means water is getting in.
• Replace anodes when they are about half gone.
• Replace the water pump impeller every couple of seasons, sooner in sandy water.
• Change the fuel filters and keep fuel fresh if the boat sits.
• Check plugs, the trim fluid and the thermostats at the service intervals.

The motor warns you about overheating and low oil pressure, and Suzuki fits an over-rev limiter. Treat it well and it will put in many thousands of hours. Ask us if you want photos of the Suzuki DF150TX for sale before it ships.

Is 150 Horsepower Right for Your Boat?

Start with the capacity plate on your boat. It gives the maximum horsepower and the maximum weight the transom is built for. Most owners do well with a motor at or near the maximum rating, because a motor that is not working flat out lasts longer and uses less fuel at cruise. If your boat is rated well below 150 HP, do not go over the plate. If you are unsure, send us the make, model and length and we will check it for you.

What It Costs to Run

The big block Suzuki DF150TX for sale cruises economically compared with older two strokes.

Servicing is not expensive either. Suzuki parts are widely stocked, and most routine jobs on the Suzuki DF150TX for sale can be done by any decent marine mechanic or by a handy owner.

Fuel Quality Matters

Modern fuel injected motors are very reliable, but they do not like bad fuel. Buy from busy fuel stations, keep the tank vent clean and fit a good water separating filter between the tank and the motor. If your fuel contains ethanol, do not let it sit for months. Ethanol pulls in water, and water in fuel is the most common cause of rough running we hear about. We are happy to answer questions about the Suzuki DF150TX for sale by email or chat.

A fuel stabiliser in the tank before a lay up is cheap insurance.

Choosing a Propeller for the Suzuki DF150TX for sale

The right prop lets the motor reach its full throttle range of 5,000 to 6,000 rpm with your normal load aboard. If it over revs, go up in pitch. If it cannot get into the range, come down. Suzuki lists a 17 to 19 inch pitch range for this motor.

Suzuki’s own props are a good match, and the Suzuki genuine parts and accessories range also covers filters, anodes and service kits. Or tell us your boat and load and we will suggest a starting prop. The Suzuki DF150TX for sale handles this well.

Low Speed and Trolling

Four strokes are much better at low speed than old two strokes. They idle cleanly, do not load up with oil and do not foul plugs after an hour of trolling. If you troll a lot, ask about Suzuki Troll Mode, which lets you set trolling speed in small steps with a switch. Drift socks and a trolling plate are also cheap ways to slow a boat down further.

Gauges and Electronics

You can run simple analogue gauges or Suzuki’s multi-function digital gauges, which show rpm, trim, fuel flow, hours and warnings on one screen. Many owners also network the motor into their chartplotter. Keep engine wiring separate from accessory wiring, fuse everything and use marine grade connectors. This is where the Suzuki DF150TX for sale earns its keep.

Getting the Electrics Right

A strong battery and clean connections are half the battle. Choose a marine cranking battery that meets or beats the motor’s requirement, crimp and heat shrink every connection and keep the battery secured in a box. A battery switch and a second battery for the electronics make long days much less stressful.

Looking After It in Salt Water

Fresh water flushing after every trip is the most important habit you can have. Use the flush port with a garden hose, rinse the outside and check the anodes regularly. On a mooring, keep the motor tilted up between trips so the gearcase is not sitting in the water. Plenty of buyers send us their boat details before ordering the Suzuki DF150TX for sale, and we like that.

Running in Tropical or Cold Water

Tropical boaters should check the impeller more often and keep an eye on the cooling stream, because warm water with sand or silt wears pumps faster. In cold regions the Suzuki DF150TX for sale starts easily with its fuel injection, but always store it upright and drained before freezing weather.

Trailering and Launching

If the boat lives on a trailer, tilt the motor up for the road and fit a transom saver or motor support so the bumps are not taken by the tilt system. Check the skeg clears the road on steep driveways. At the ramp, lower the motor fully before you start it, and never run it out of the water. A quick look at the cooling stream once it is running costs nothing and saves a lot.

After a salt launch, rinse the trailer and the motor together and run the flush. It takes ten minutes and adds years. Keep that in mind when you set up the Suzuki DF150TX for sale.

Storage Between Trips

After the last run of the day, flush the motor and let it drain in the down position, then tilt it up. If it will sit for weeks, disconnect the battery or put it on a maintainer. For long storage, stabilise the fuel, change the oil, grease the steering and tilt points and fit a cover.

Common Problems and Quick Checks

Will not crank. Check the kill switch lanyard is clipped on, the lever is in neutral and the battery terminals are clean and tight. That applies to the Suzuki DF150TX for sale as much as any motor.

Cranks but will not start. Squeeze the primer bulb until it is firm, open the tank vent and drain any water from the separator bowl.

Weak tell-tale stream. Clear the outlet with a bit of wire. If it is still weak, have the impeller checked before running hard. If you are unsure, send us a photo of the transom and we will check the Suzuki DF150TX for sale is the right fit.

Will not reach full revs. Usually the wrong prop or the motor mounted too low. Check the prop first.

Warning buzzer. Slow down straight away, check the cooling stream and oil, and do not keep running with an alarm. Many repeat customers come back for a second Suzuki DF150TX for sale on another boat.

Safety Gear Worth Carrying

Clip the kill switch lanyard on every time you run. Carry a spare lanyard, a basic tool kit, a spare prop and prop nut, a spare fuel filter, a VHF radio and a way to call for help. None of it costs much, and any of it can save a day on the water.

Repowering an Older Boat

If you are swapping out an old motor, check the transom core around the bolt holes once it is off. Soft or wet wood has to be fixed before you hang a new engine on it. Look at the steering too. Weeping hydraulic rams and stiff cables should be replaced now, not after the first trip.

On the first run, watch the tell-tale, listen for anything odd and see how the boat sits. Adjust trim and mounting height until it runs level and the prop holds in turns.

Two Stroke to Four Stroke: What Changes

If your old motor was a two stroke, a few things will feel new. You will stop buying two stroke oil. The motor will idle cleanly without smoke. Fuel bills drop, often a lot, especially at cruise. You will also notice the extra weight on the transom, so set the trim and mounting height carefully on the first runs.

Service changes too. Instead of plugs and oil injection checks, you will be changing engine oil and filters like a car. It is simple, and most owners prefer it.

Avoid These Common Errors

Ordering the wrong shaft length, guessing the prop, reusing worn out controls and going over the boat’s power or weight rating. Those four mistakes cause most of the post purchase headaches we hear about. All of them are avoided with a tape measure, a look at the capacity plate and a short chat with us before you pay.

What a Typical First Season Looks Like

Most owners do the break-in over the first few weekends, then the first service. After that it is simply using the boat: run it, flush it, tilt it up. Around the middle of the season it is worth checking the anodes and the prop for dings. At the end of the season comes the lay up service with oil, gear oil and a grease. That is honestly all most people need to do in year one.

How Delivery Works

We ship worldwide. Once you confirm the order, the Suzuki DF150TX for sale is strapped to a pallet in its original crate and booked with a freight company we trust, or with your own forwarder. You get the paperwork your customs office asks for and a tracking number so you can follow it.

About the Warranty

Suzuki warranty terms vary by country and by recreational or commercial use. We will tell you what applies where you are. Whatever the terms, keep the paperwork and a simple service log. It makes any claim much easier.

In the Box

You get the complete DF150TX motor, the owner’s manual, warranty papers and the standard factory fittings. Rigging parts such as controls, harnesses, gauges, steering and the prop are quoted separately unless we agree otherwise. We always confirm the list in writing before shipping.

A Short Checklist Before Buying

• Transom height measured and matched to the 25 inch shaft.
• Boat capacity plate checked for horsepower and weight.
• Rotation decided for twin or triple setups.
• Rigging list ready: controls, steering, harness, gauges, prop.
• Delivery address and nearest port sent to us.

Send us that list and we will come back with a full price to your door.

Ordering Is Simple

Add the Suzuki DF150TX for sale to your cart or message us with your boat details. We confirm the model, shaft, colour and rotation, then send a delivery quote. Once you approve it, we ship. Read our refund and return policy and terms and conditions first, and look at the reviews page if you want to hear from other buyers. Questions about us are answered on the about us page, and the contact page reaches a real person.

Other Suzuki Motors to Compare

• All 150 HP Suzuki outboards
• Suzuki 140 HP outboards
• Suzuki 175 HP outboards
• All Suzuki outboards
• The full shop

Our blog has more on rigging and looking after outboards. Suzuki’s global site at globalsuzuki.com also shows the full worldwide marine line.

FAQ: Suzuki DF150TX for sale

Is the Suzuki DF150TX for sale new?

Yes. New, in the factory crate, with Suzuki paperwork.

What shaft length is the Suzuki DF150TX for sale?

25 inch, the X shaft.

Is it standard or counter rotation?

Standard (right hand).

How heavy is the Suzuki DF150TX for sale?

About 522 lb (237 kg).

What displacement is it?

2,867 cc (174.9 cu in), inline 4, dohc, 16 valves.

What controls does it use?

Mechanical cables.

What is the full throttle range?

5,000 to 6,000 rpm. Choose a prop that lands you in that range with a normal load.

Do you ship the Suzuki DF150TX for sale to my country?

We ship worldwide. Send us your location and we will quote delivery.

Final Word

If you want a proven 150 horsepower Suzuki that does the job without fuss, the Suzuki DF150TX for sale is a safe choice. Order it today, or send us your boat details first and we will help make sure it is the right fit.