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Engines of the Silver Shadow:

Menu engines

The 6230 cc engine

The 6750 cc engine

 


Specifications of the 6750 cc V8



The Rolls-Royces and Bentleys from chassisnumber 8742 (modelyear 1970) were provided with a 6750 cc 8-cylinder engine in V-shape. This engine had the next specifications:

Aspect

Value

Type

Rolls-Royce V8

Block material

High silicon content aluminium alloy with wet liners of cast iron

Cylinders

Vee unit, 90 degrees, 8 cylinders

Cooling

Water

Bore and stroke

104,1 x 99,1 mm

Capacity

6750 cc

Shaft bearings

5

Valves

2 per cylinder

Camshaft

1, mounted in the engine block

Compression ratio

9.0:1, 8.0:1 from autumn 1975, 7.3:1 for America, Australia and Japan

Fuel system

Twin SU-carburettors and automatic choke

Maximum power

Not officially released. Estimated power is 220 hp at approximately 4000 rpm

Maximum torque

Not officially released

Transmission

3-speed GM400 automatic transmission with torque converter

Ratios
Direct
Intermediate
Low
Reverse

 
3.08:1
4.558:1
7.638:1
6.406:1

Speed at 1000 rpm in the highest gear

26,2 mph or 42,1 km/h



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