outboard motor Neptune 23 It is a legendary unit that has been in demand among fishermen and small boat owners for decades, its reliability, simplicity of design and affordable price make it one of the most popular outboard motors in the Russian market, but before buying it, it is important to understand the nuances of where to buy, what to look for when choosing and how to avoid counterfeiting.
Today. Neptune 23 It comes in several versions, differing in power, launch type and configuration, but even the basic version is able to provide a PVC boat or aluminum vessel speed to the speed of the boat. 20–25 km/h In this article, we will tell you where to buy the original engine at a fair price, how to distinguish it from counterfeit products and what to look for when inspecting before buying.
We will focus on current prices for 2026, which can vary greatly depending on the region, seller and configuration, and we will also analyze the typical mistakes that customers make, and give recommendations for operation to ensure that your customers are able to use the products. Neptune 23 It has been a season without serious problems.
Technical specifications Neptune 23What you need to know before buying
Motor. Neptune 23 It is a class of two-stroke outboard motors with air cooling, its basic parameters remain unchanged since the start of production, but some parts may vary depending on the year of production and modification.
The base model is being fitted single-cylinder working volume 245 cmpower-generating 23 hp But the actual power on the shaft is often around 18-20 hp.It's a result of design and friction loss, and it's a maximum speed. 5000-5500 rpm(a) the recommended range for long-term work, 4,000-4500 rpm.
Among the key features:
- 🔧 Launch type: manual (cord) or electric starter (modified) Neptune 23E)
- ⚙️ Transfer ratio of gearbox: 2:1 (standard for most models)
- ⛽ Fuel consumption: 8-12 l/h at maximum load, 5-7 l/h cost-effectively
- 📏 Weight: 26-28 kg (depending on the configuration)
- 🔄 Reverse: mechanical, with the possibility of fixing in a neutral position
One of the main advantages of this engine is its maintainabilityMost of the parts are interchangeable with other models in the series. Neptune (for example, Neptune 25 or Neptune M) and their cost remains affordable even for budget users.
Where to buy Neptune 23 2026: Official dealers vs. market
Buy a outboard motor Neptune 23 There are several ways, but not all of them are equally reliable. Let's look at the basic options with their pros and cons.
1. Official dealers and service centers
This is the most reliable way to buy, as you get:
- 📄 Guarantee (usually 1-2 years, depending on the seller)
- 🔧 Primary setting and the scoring (if you buy in a specialty center)
- 🛡️ Protection against counterfeiting The risk of counterfeiting is minimal.
- 📋 Complete set of documents (passport, instruction, service book)
Among the verified dealers in Russia can be distinguished:
- 🏢 Motovest LLC (Moscow, St. Petersburg, Yekaterinburg)
- 🏢 "Lodmaster." (Shops throughout Russia)
- 🏢 "Waterman." (official partner of the manufacturer)
2. Online platforms (Wildberries, Ozon, Yandex Market, Avito)
Here prices may be lower, but the risks are higher.
- ⭐ Seller's rating (not less than 4.7–4.8)
- 📦 A photo of the real product (not stock pictures)
- 💬 Customer reviews (especially negative ones, they often reveal hidden issues)
- 📋 Guarantee obligations (Specify who will be in charge of the service in case of a breakdown)
3. Markets and private announcements
The most risky option, but sometimes you can find a motor in good condition at a price of one. 20–30% below the marketThe main rules are:
- 🔍 Check the VIN number. (must match the data in the passport)
- 🛠️ Check the engine for traces of repairs (fresh welding seams, oil drips)
- 🔊 Start the engine at idle speeds It should work smoothly, without extraneous noise.
⚠️ Attention: Motors are often found on the market. Neptune 23These units may have hidden defects and will last much less than the original ones. Always require a complete set of documents!
Prices for Neptune 23 2026: Table by region
The cost of a new outboard motor Neptune 23 Depends on the configuration, type of launch and region of sale. Below is the current price table for the sale of the product. June 2026 (Average values are indicated, excluding discounts and shares):
| Modifications | Moscow and MO | St. Petersburg | Regions (average price) | Ural/Siberia |
|---|---|---|---|---|
| Neptune 23 (base, manual launch) | 85 000 — 95 000 ₽ | 88 000 — 98 000 ₽ | 80 000 — 90 000 ₽ | 90 000 — 100 000 ₽ |
| Neptune 23E (Electrical Starter) | 105 000 — 115 000 ₽ | 110 000 — 120 000 ₽ | 100 000 — 110 000 ₽ | 115 000 — 125 000 ₽ |
| Neptune 23 b/y (in good condition) | 45 000 — 60 000 ₽ | 50 000 — 65 000 ₽ | 40 000 — 55 000 ₽ | 50 000 — 70 000 ₽ |
| Neptune 23 modified (tuning) | 120 000 — 150 000 ₽ | 130 000 — 160 000 ₽ | 110 000 — 140 000 ₽ | 140 000 — 170 000 ₽ |
Prices for used engines can vary greatly depending on the condition, availability of documents and configuration. Neptune 23 with an additional tank, spare screw and cover will cost 15-20% more expensiveIt is a more basic version without accessories.
Important: In 2026, there is a shortage of original spare parts for the Neptune 23 This can affect the cost of repairs and maintenance — keep that in mind when you buy it!
How to distinguish the original Neptune 23 Forgery: 7 key signs
Counterfeit outboard motors Neptune 23 They are common in the market, especially in online stores with dubious reputations, and here are the main signs by which you can recognize a fake:
1. Quality of casting and welding
The original engine has smooth welds without inflows or cracks, and counterfeits are often blamed on rough metalwork, rough edges, and traces of sloppy welding.
Marking and serial number
On the original. Neptune 23 etched unique serial number It's supposed to match the passport, and fakes often have their number in paint or a sticker that wears off over time.
3. Quality of paint and coating
The factory paint is flat, without dyeing or bubbles, and fakes are often painted by hand, causing the surface to see squabbles and irregularities.
4. Preparation
The original engine comes with:
- 📄 Manufacturer's passport (with seal and signature)
- 🔧 Service toolkit
- ⛽ Spare candles and breaking in oil
- 📦 Packaging with the manufacturer's logo
Fakes often lack documents or are made on a printer with errors in the text.
5. Weight and dimensions
Original. Neptune 23 weight 26-28 kgCounterfeiting is often easier due to the use of thinner metal or plastic parts instead of aluminum.
6. idle work
Start the engine and listen to it work. The original works smoothly, without vibrations or foreign knocks. Counterfeiting often triples, smokes and emits metal clang.
7. Price
If the price is new Neptune 23 below 70 000 ₽Too low cost is the main sign of counterfeiting or a motor assembled from used parts.
Check the package (passport, tools) | Run at idle | Make sure there are no oil darts | Check the reverse-->
Owner reviews: pros and cons Neptune 23
Real user feedback helps us to form an objective opinion about the engine, and we analyzed hundreds of comments on forums and marketplaces and identified the main pros and cons.
Advantages (according to owners):
- ✅ Reliability With proper maintenance, it works. 10+ years overhaulless
- ✅ Ease of repair Parts are cheap and affordable, many work can be done independently
- ✅ Economy Fuel consumption is lower than that of many Chinese counterparts
- ✅ Universality - Suitable for PVC boats, aluminum and wooden vessels up to 4-5 meters
Disadvantages (what users complain about):
- ❌ Noise At maximum speeds, it works loudly, especially without a silencer.
- ❌ Vibration. Over time, there may be a shiver on the tiller
- ❌ Difficulty launching into the cold In winter, warm-up or special oil is required.
- ❌ Unstable turnovers - sometimes "float" blanks, adjustment of the carburetor is required
Real comments from the forums:
"Buyed." Neptune 23 In 2018, during this time, only the candles were changed and the oil was lil. PVC boat 3.6 m carries without problems, speeds up to 22 km / h squeezes. (Alexei, Moscow)
"I took the used gear for 45k, and it turned out that the previous owner didn't follow the gearbox, he had to go through it, and now it's working like a new one, but he spent another 12k on repairs." (Igor, Novosibirsk)
If you buy a used motor, be sure to check the condition of the piston group. Wear more than 0.15 mm on the piston or cylinder is an excuse to bargain or refuse to buy.
Comparison Neptune 23 With analogues: which is better to choose?
There are several alternatives on the market. Neptune 23We'll compare them to the key parameters before buying.
| Parameter | Neptune 23 | Whirlwind 25 | Tohatsu 18 | Yamaha 15 |
|---|---|---|---|---|
| Power (hp) | 23 (actually 18-20) | 25 | 18 | 15 |
| Fuel consumption (L/h) | 8–12 | 9–13 | 6–10 | 5–8 |
| Weight (kg) | 26–28 | 30 | 38 | 36 |
| The price of the new (RUB) | 85 000–100 000 | 95 000–110 000 | 180 000–220 000 | 250 000–300 000 |
| Advantages | Cheap repairs, reliability | Big power, good traction. | Quiet, economical. | Reliability, low consumption |
| Deficiencies | Noisy, vibration. | Heavy, harder to maintain. | Expensive parts | High price. |
Who's right? Neptune 23?
- 🎣 Amateur fishermenThose who need an inexpensive and maintainable motor
- 🚤 Owners of PVC boats length
- 💰 Those who are limited in budget Not ready to spend on imported analogues
Who better to consider alternatives?
- 🏞️ Tourists and travelersFor those who are comfortable (silence, smoothness) – better Tohatsu 18 or Yamaha 15
- ⚡ Those who need a lot of power For heavy aluminum boats, Whirlwind 25 or Neptune 30
If you want maximum reliability at minimal cost, Neptune 23 It's one of the best options, but be prepared for noisy work and the need for regular maintenance.
Maintenance and repair: how to extend the life of the engine
Term of service Neptune 23 This is a very important part of the service, and here are some of the recommendations from experienced mechanics:
1. New engine break-in
First-time 10 motor hours - critical period.
- 🛢️ Use a fuel mixture with a high oil content (1:25 standard 1:50)
- 🚫 Don’t give the maximum load – work on it. 70-80% of the power
- 🔧 After the scorching, it is needed change the oil in the gearbox
Regular TO
Minimum set of works to maintain the engine in working condition:
- 🔧 Every 50 hours: Check candles, clean the carburetor, replace the fuel filter
- 🛢️ Every 100 hours: oil change in the gearbox, checking the osteometers
- 🔩 Once a season: lubrication of control cables, check of anchorages
3. Season storage
Before winter, it is mandatory:
- ⛽ Pour the fuel from the carburetor and tank
- 🛢️ Put it in the cylinder. 5-10 ml of motor oil and turn the crankshaft (to prevent corrosion)
- 🏠 Keep the engine in a dry room, preferably in a cover
4. Typical breakdowns and their causes
| Problem. | Reason. | Decision |
|---|---|---|
| The engine won't start. | Carburetor contaminated, candles malfunctioned | Clean the carburetor, replace candles |
| RPMs fall under load | The piston rings are worn out, the fuel filter is contaminated. | Replace the rings, clean the filter |
| Vibration is strong. | Screw imbalance, bearing wear | Balance the screw, replace the bearings |
| Overheating of the engine | Insufficient cooling, airway pollution | Clear the channels, check the pump |
⚠️ Attention: Never use car oil to make a fuel mixture! only specialized two-stroke oil (e.g., a smear of a car oil) Motomix or Lukoil 2T>. Automotive oil does not burn completely and results in the formation of soot on the piston and candles.
Tuning and improvements: how to improve Neptune 23
Many owners Neptune 23 They want to increase their power or improve their driving performance, and let's look at some of the most popular and safest improvements.
1. Rotor replacement
Standard pitched screw 10-12 inches It's not always optimal. It's different.
- 🚤 Rotor in step 9"" - for heavy boats or towing
- ⚡ 13-14 pitch screw - to increase the maximum speed (but thrust is lost at low speeds)
- 🌊 Stainless steel screw More expensive, but more durable and more efficient than aluminum
Installation of an electric starter
If you have a basic model with manual start, you can refine it by installing an electric starter from the Neptune 23EThis will require:
- 🔧 Buy a set of electric starter (about) 15 000–20 000 ₽)
- 🔋 Install the battery (preferably gel, capacity) 12-18 Ah)
- 🛠️ Connect the wiring and relay according to the scheme
3. Increase in power
Some of the masters increase the power to 25-28 hp. by way of:
- 🔥 Cylinder Spending (increase in working volume to 270-290 cm)
- 🔄 Installations of a sports carburetor (for example, from Neptune 30)
- 🔧 Replacement of the piston group with a lightweight
⚠️ Attention: Any changes that increase power reduce the life of the motor and can lead to a failure of the gearbox. If you are not an experienced mechanic, it is better to limit yourself to replacing the screw or installing an electric starter.
What happens if you overheat the engine?
Overheating Neptune 23 The gasket under the head of the block can also be melted, causing oil leakage and antifreeze to enter the combustion chamber (if it is used for cooling).
FAQ: Frequent questions about Neptune 23
🔹 Can I use it? Neptune 23 PVC inflatable boat?
Yes, the engine is suitable for PVC boats up to 4-4.5 metersThe main thing is to choose the right transom wheels or strengthen the transom, as vibration can damage the material of the boat over time. shock-absorbing for an outboard motor.
🔹 What kind of petrol to pour in Neptune 23?
The manufacturer recommends gasoline AI-92The AI-95 is possible, but it doesn't have any noticeable benefits, and sometimes it can even make things worse because of fuel additives. It is strictly prohibited pour gasoline below the AI-92 - this will lead to detonation and breakage of the piston group.
🔹 How much oil can be added to gasoline Neptune 23?
The standard ratio is 1:50 (20 ml of oil per 1 liter of gasoline) During the break-in period (first 10 hours), it is better to use the proportion of the fuel. 1:25It is important to use only high-quality two-stroke oil for water engineering (for example, Motomix, Lukoil 2T or Quicksilver).
🔹 What resource is it? Neptune 23?
With proper maintenance, the engine can work. 5000-7000 motor hours or 15 to 20 seasons However, the resource is highly dependent on fuel quality, oil and maintenance regularity. 3000–4,000 hours capital repairs are required (replacement of the piston group, bearings, glands).
🔹 Can I put it? Neptune 23 on a boat with a rigid hull (aluminum, fiberglass)?
Yes, but you have to consider the weight of the boat, the engine is designed for boats weighing up to 500-600 kg (with passengers and cargo) For aluminum boats long 4-5 meters capacity Neptune 23 It may not be enough, but it is better to consider Neptune 30 or Whirlwind 25.