Soviet car GAZ M 20 became not just a vehicle, but a real symbol of the era that marked the victory and post-war revival of the country. It was the first mass-produced passenger car with a monocoque body in the USSR, which radically distinguished it from its predecessors like GAZ-M1. The development of the machine was carried out under difficult conditions, but the engineers were able to create an advanced product for its time, which was produced for more than ten years.
For collectors and restorers today GAZ M 20 is a valuable exhibit that requires deep knowledge and a special approach. The safety of original parts becomes a key factor in assessing the value of a rarity. Understanding the history of the creation of this car helps to better understand its design features and the logic of engineering solutions of that time.
The appearance of "Victory" was developed with an eye on Western analogues, but had its own recognizable charisma. The streamlined body shape, nicknamed "berezhok", provided excellent aerodynamics. It was this car that laid the foundation for the development of the entire Soviet automobile industry, setting the standards for comfort and reliability for many years to come.
History of creation and stages of development of the model
Work on a new middle-class passenger car began before the war, in 1940, under the leadership of Andrei Lipgart. The designers were faced with the task of creating a machine that could replace the obsolete GAZ-M1 and compete with foreign analogues. The war interrupted the work, but already in 1943, after the Battle of Stalingrad, the project was revived with renewed vigor.
The first prototype to receive the index GAZ-M-20, was ready by June 1944. The name "Pobeda" was proposed by Stalin when he was presented with options for names for the new model. The launch into mass production took place on June 28, 1946, although preparations for it were carried out in the conditions of a war-damaged plant.
⚠️ Attention: When restoring documents for a car, it is important to take into account that the passport data of the engine and body numbers have changed in different years of production, which can cause difficulties during registration.
Over the years of production, the model has undergone several upgrades aimed at improving reliability and consumer qualities. The main changes affected the engine, transmission and electrical equipment. In 1955, an updated version was introduced with a modified radiator trim and a more powerful engine.
- 🚗 1946 - the beginning of mass production of the base model with a 50-horsepower engine.
- 🚙 1949 - launch of production of a version with a phaeton body (GAZ-M-20B), which was later discontinued due to insufficient body rigidity.
- 🚕 1954 - the beginning of production of the GAZ-M-20D taxi with a derated engine and equipment for the taxi.
- 🏁 1955 - modernization (GAZ-M-20V) with increased engine power to 52 hp. and a redesigned front end.
Production of "Victory" continued until 1958, when it was replaced by GAZ-21 "Volga". During this time, more than 230 thousand cars of various modifications rolled off the assembly line. Many of them are still in use or in private collections around the world.
Technical characteristics and engine design
The heart of the legendary car was a four-cylinder engine of the lower valve type. GAZ-20. With a displacement of 2.1 liters, it developed power from 50 to 55 horsepower, depending on the year of manufacture and modification. For the post-war period, these were impressive figures, providing a maximum speed of up to 105 km/h.
The engine was distinguished by its simplicity of design and high maintainability. The lower valve arrangement simplified maintenance, although it limited potential power and revving. The lubrication system is combined, with splashing and supplying oil under pressure to critical components.
An important feature of the power unit was the cooling system. A liquid system with a thermostat and a steam-air valve in the radiator plug made it possible to effectively remove heat even under difficult operating conditions. The fan was driven by a belt from the crankshaft pulley.
Main parameters of the GAZ-20 engine:- Type: 4-cylinder, 4-stroke, overhead valve
- Cylinder diameter: 82 mm
- Piston stroke: 100 mm
- Compression ratio: 4.6 (later 6.2)
- Cylinder operating order: 1-2-4-3
The fuel system included a carburetor K-22G, which was later replaced by a more advanced one K-22B. It provided the mixture formation necessary for stable operation at low speeds and smooth acceleration. The gas tank was located at the rear of the car, which was an unusual solution for many cars of that time.
The secret of engine reliability
The GAZ-20 engine could run on low-quality gasoline, which was critically important for the post-war country. The design of the block head made it easy to remove carbon deposits and adjust the valves without complex tools.">
The car's transmission consisted of a single-plate dry clutch and a three-speed manual gearbox. Synchronizers were available only in second and third gears, which required the driver to have certain shifting skills, especially when driving in reverse, where there was no synchronizer.
Body and chassis design features
The body of the "Victory" sedan type was made according to the scheme load-bearing structure, which was a revolutionary step for the Soviet automobile industry. The absence of a frame made it possible to reduce the overall weight of the vehicle and improve mass distribution. The body metal was subjected to anti-corrosion treatment, although by modern standards it was not effective enough.
The front suspension of the car was independent, pivot, on a transverse spring. This scheme ensured a good smooth ride on roads of average quality. The rear suspension is dependent, on longitudinal springs, with reaction bars, which appeared on later modifications to improve stability.
| Parameter | Meaning | Note |
|---|---|---|
| Length | 4665 mm | Excluding bumpers |
| Width | 1695 mm | On the wings |
| Height | 1640 mm | With load |
| Clearance | 200 mm | Ground clearance |
| Dry mass | 1360 kg | Without passengers and cargo |
The brake system of the GAZ M 20 is hydraulic, with a mechanical drive from the pedal. Drum brakes with hydraulic cylinders are installed on all four wheels. Braking efficiency is low by modern standards, requiring the driver to increase his distance and react early.
The wheels of the car were equipped with disks with a central mount and a side split rim. Tube tires were used, measuring 6.70-16 inches. The spare wheel was located in a special recess in the front fender, which was a unique design feature.
Electrical equipment and devices
The electrical circuit of "Victory" is made according to a single-wire circuit with a nominal voltage of 6 volts. This creates certain difficulties for modern owners accustomed to 12-volt systems. A DC generator with a voltage regulator PP-24 ensured charging of the battery.
The ignition system included a distributor-distributor, an ignition coil and spark plugs. Particular attention should be paid to the condition of the breaker contacts, since their burning is a common cause of unstable engine operation. The ignition timing was adjusted automatically by a centrifugal regulator.
The car's dashboard was distinguished by its functionality and strict design. The speedometer, fuel level, water temperature and oil pressure indicators were located in the driver’s field of vision. The instruments were illuminated through light guides from a common lamp, which created uniform illumination of the scales.
- 🔋 Actor battery type 3-STE-128 with a capacity of 128 Ah.
- 💡 Starter ST-20 with a power of 1.3 hp. with inertial bendix engagement.
- 📟 Generator G-20 with a power of 150 W with a three-relay regulator.
- 🕯️ Spark plugs A11-3 with 14 mm thread and heat number 11.
The car's wiring is made using wires with cotton insulation, which is prone to drying out and cracking over time. When restoring electrical wiring, it is often recommended to completely replace the harnesses with modern analogues while maintaining the original color markings.
⚠️ Attention: When operating a car with an original 6-volt system, you cannot install modern 12-volt accessories without the appropriate converters, as this will lead to failure of the standard equipment.
Maintenance and common faults
Regular Maintenance GAZ M 20 is the key to his longevity. The main procedures are changing the oil in the engine and transmission, checking the electrolyte level in the battery and lubricating the suspension joints. Oil change intervals in those days were about 2000-3000 kilometers.
One of the typical problems is wear of the crankshaft bearings. A knocking sound at the bottom of the engine indicates the need to adjust the gaps or replace the liners. Problems with the cooling system caused by corrosion of the radiator or leaking pipes are also common.
☑️ Daily inspection of GAZ M 20
The car transmission requires attention to the condition of the oil seals and cuffs. Oil leaks from the gearbox and rear axle are a common occurrence for cars with high mileage. Timely replacement of seals helps to avoid loss of lubricants and contamination of brake mechanisms.
Body elements are susceptible to corrosion, especially sills, bottoms of doors and wheel arches. The use of high-quality anticorrosion agents and regular washing and drying help slow down these processes. It is important to monitor the condition of the drainage holes in the side members so that moisture does not accumulate inside.
The main resource of the GAZ-20 engine with proper care exceeds 200,000 km, but the critical factor is the quality of the oil and timely replacement of filters, of which there were two in the original (coarse and fine).
Tips for restoration and preservation of originality
Restoration GAZ M 20 Pobeda is a complex process that requires not only financial investments, but also a deep immersion in the history of the model. It is important to strive to preserve as many original parts as possible. Even if an element shows signs of wear, restoring it is often preferable to replacing it with a new one.
When searching for spare parts, you should pay attention to the markings and year of manufacture. Parts from later versions may not fit earlier models due to design changes. There are specialized clubs and forums where you can find rare components or exchange them with other collectors.
Body painting should be done using period-appropriate materials or their high-quality modern analogues. The color range of "Victory" was limited to several shades: black, beige, blue-gray and cherry. Accurate color matching is a task for professionals.
The interior of the car also requires a careful approach. Seats, door trim and floor mats must match factory specifications. Chrome parts such as wheel covers, bumpers and moldings give the car a finished and luxurious look.
Where can I find original spare parts for GAZ M 20?
Original spare parts can be found at specialized auctions, in clubs for retro car lovers, as well as from private owners who dismantle damaged vehicles. There are companies engaged in reproducing lost parts based on original drawings, but their products fall into the category of replicas.
Is it possible to use the GAZ M 20 as a daily car?
This is theoretically possible, but impractical. Lack of spare parts, high fuel consumption, low reliability by modern standards and difficulties with maintenance make daily operation problematic. This is a car for weekends, exhibitions and parades.
What is the real cost of the restored Victory?
The price of a fully restored GAZ M 20 in perfect condition can vary from 15,000 to 40,000 dollars and above, depending on the rarity of the modification, ownership history and the quality of the work performed. Cars in “needs restoration” condition are much cheaper.
Is it difficult to find a specialist to repair such machines?
Finding a master specializing specifically in the GAZ M 20 is difficult, but possible in large cities and centers of retro culture. Owners often master repairs on their own by studying technical literature and exchanging experiences in communities. Universal car services usually do not take on such orders.