Alfa Romeo AR 51
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| Alfa Romeo 1900M | |
|---|---|
| Manufacturer | Alfa Romeo |
| Parent company | |
| Aka | Alfa Romeo Matta |
| Production | 1952–1954 |
| Assembly | |
| Predecessor | |
| Successor | |
| Class | |
| Body style | |
| Layout | F4 layout |
| Platform | |
| Engine | 1.9 L I4 |
| Transmission | 4-speed manual with low ratio transfer box |
| Wheelbase | 2200mm |
| Length | 3520mm |
| Width | 1575mm |
| Height | 1820mm |
| Ground clearance | |
| Front track | |
| Rear track | |
| Weight | 1250 kg (2755 lb) |
| Top speed | 105 km/h |
| Fuel capacity | |
| Related | Alfa Romeo 1900 |
| Similar | |
| Designer | |
Alfa Romeo Matta or officially Alfa Romeo 1900M was 4x4 off-road vehicle. There was two different versions made
AR51 and AR52 (Autovettura da Ricognizione) . AR51 was made for Italian army and AR52 was civilian version of same car.
The Matta has 1884 cc 65PS twin cam engine with dry sumped lubrication. The Matta was built on separate chassis as most off road vehicles.
The Matta was built from 1952 to 1954, 2007 pieces AR51 and 154 AR52 version. Starting from 1954 the Italian army changed to the technically simpler Fiat Campagnola.
| Alfa Romeo Matta AR 51 |
|---|
File:Ar 51 matta big.jpg
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| Technical data 1900 M AR 51 - AR 52 | |||||
|---|---|---|---|---|---|
| Engine: | 4-cylinder-inline engine (four-stroke), front-mounted | ||||
| Displacement: | 1884cc | ||||
| Bore x Stroke: | 82.5mm x 88mm | ||||
| Max. Power @ rpm: | 65PS @ 4400 | ||||
| Max. Torque @ rpm: | 12.5kgm @ 2500 | ||||
| Compression Ratio: | 7:1 | ||||
| Fuel system: | 1 Solex carburetor 33 PBIC, mechanical fuel pump | ||||
| Valvetrain: | DOHC, double chain | ||||
| Cooling: | Water | ||||
| Gearbox: | 4 forward, 1 reverse + dual range | ||||
| Front suspension: | Independent front suspension with double unequal length wishbones | ||||
| Rear suspension:: | Live rear axle | ||||
| Brakes: | Hydraulic drum brakes, mechanical handbrake on driveshaft | ||||
| Body: | Steel body with separate ladder chassis | ||||
| Track front/rear: | 1300mm / 1300mm | ||||
| Wheelbase: | 2200mm | ||||
| Length x Width x Height: | 3520mm x 1575mm x 1820mm | ||||
| Ground clearance: | 20.5cm | ||||
| Max water deep: | 70cm | ||||
| Max slope: | 120% (50 °) | ||||
| Weight: | 1250kg | ||||
| Top speed: | 105km/h | ||||
External links
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| Small family car | Dauphine* | Alfasud | ||||||||||||||||||||||||||||||||||||||||||
| Compact executive car | Giulietta (750/101) | |||||||||||||||||||||||||||||||||||||||||||
| Giulia | Giulietta (116) | |||||||||||||||||||||||||||||||||||||||||||
| 1750 | Alfetta | |||||||||||||||||||||||||||||||||||||||||||
| Executive car | 1900 | 2000 | 2600 | 2000 | Alfa 6 | |||||||||||||||||||||||||||||||||||||||
| Cabriolet | 1900 | 2000 | 2600 | |||||||||||||||||||||||||||||||||||||||||
| Coupé | Giulietta | Sprint | ||||||||||||||||||||||||||||||||||||||||||
| Giulia | Alfetta GT/GTV and GTV6 | |||||||||||||||||||||||||||||||||||||||||||
| 1900 | 2000 | 2600 | ||||||||||||||||||||||||||||||||||||||||||
| Roadster | Spider | |||||||||||||||||||||||||||||||||||||||||||
| Gran Sport Quattroruote | ||||||||||||||||||||||||||||||||||||||||||||
| Sports car | …6C 2500 | Montreal | ||||||||||||||||||||||||||||||||||||||||||
| 33 Stradale | ||||||||||||||||||||||||||||||||||||||||||||
| Off-road | Matta | |||||||||||||||||||||||||||||||||||||||||||
| Racing car | TZ/GTA | |||||||||||||||||||||||||||||||||||||||||||
| …158/159 | Tipo 33 | 177 | ||||||||||||||||||||||||||||||||||||||||||
| *Dauphine was produced under Renault license | ||||||||||||||||||||||||||||||||||||||||||||