Researches
& updates

1956 O.S.C.A. S-187

Chassis no. 751
Engine no. 751 AL
Coachbuilder Fratelli Morelli
Beacon
ON/OFF
Researches & updates
Ongoing
Beacon ON/OFF

Chassis

Current Chassis

From  April 1956

Chassis  751

Dampers  Telescopic Type

Drum Brakes  Front-Rear Hydraulic Operation

Front Suspension  Unequal double wishbones and coil springs

Fuel tank capacity  50 litre

Chassis Frame  Ladder Frame

Rears Suspension  Trailing Arms

Steering: Hydraulic-assistance  N

Technical Specifications and History  Y

Online  Y - E' visibile

Wheel track front  1145 mm

Wheel track rear  1130 mm

Wheelbase  2100 mm

Engine

Current Engine

From  1995

Arrangement  Inline

Bore  62 mm

Stroke  62 mm

Compression Ratio  9 : 1

Cooling System  Water Cooled

Cubic displacement  748 cc

Cylinders  4

Engine  751 AL

Engine Type  Front

Fuel System Carburettors type  Weber 32 DCOA3

Fuel System Carburettors Number  2

Gearbox Number of forward speed  4

LSD  N

Manufacturer  O.S.C.A.

Maximum power  70 hp

Maximum power  7500 rpm

Notes Engine  type 187

Technical Specifications and History  Y

Timing Gear  chain

Top speed  180 Km/h

Transmission Clutch  Dry single disc Hydraulic

Fuel Type  Petrol-Gasoline

Valves per cylinder  2

Valvetrain  DOHC

Transmission Wheel drive  Rear wheel drive

Previous Engines View all (2)

Historical Engine

From  1960

Arrangement  Inline

Bore  64 mm

Stroke  58 mm

Compression Ratio  9.5 : 1

Cooling System  Water Cooled

Cubic displacement  745 cc

Cylinders  4

Engine  770

Engine Type  Front

Fuel System Carburettors type  Weber 33 DS

Fuel System Carburettors Number  2

Gearbox Number of forward speed  4

LSD  N

Manufacturer  O.S.C.A.

Maximum power  72 hp

Maximum power  7600 rpm

Notes Engine  Type 187 N

Technical Specifications and History  Y

Timing Gear  chain

Top speed  190 Km/h

Transmission Clutch  Dry single disc Hydraulic

Fuel Type  Petrol-Gasoline

Valves per cylinder  2

Valvetrain  DOHC

Transmission Wheel drive  Rear wheel drive

Historical Engine

From  April 1956

Arrangement  Inline

Bore  62 mm

Stroke  62 mm

Compression Ratio  9 : 1

Cooling System  Water Cooled

Cubic displacement  748 cc

Cylinders  4

Engine  751 AL

Engine Type  Front

Fuel System Carburettors type  Weber 32 DCOA3

Fuel System Carburettors Number  2

Gearbox Number of forward speed  4

LSD  N

Manufacturer  O.S.C.A.

Maximum power  70 hp

Maximum power  7500 rpm

Notes Engine  type 187

Technical Specifications and History  Y

Timing Gear  chain

Top speed  180 Km/h

Transmission Clutch  Dry single disc Hydraulic

Fuel Type  Petrol-Gasoline

Valves per cylinder  2

Valvetrain  DOHC

Transmission Wheel drive  Rear wheel drive

Body

Current Body

From  April 1956

Coachbuilder  Fratelli Morelli

Colour  Red

Wheels type  Wire

Material  Alloy on tubular frame.

Number of doors  2

Number of spare wheels  1

Number of wheels  4

Type of body  Sport and Barchetta

Tyres Front size  5,20-14

Tyres Rear size  5,20-14

Wheels Front size  3,50x14

Wheels Rear size  3,50x14

Interior

Current Interior

From  April 2023

Hand drive  LHD - Left Hand Drive

Material  Leatherette

Number of seats  2

Seats  Blue