Category 3 Sunbeam 1.6

Homologation papers no 5675 Sunbeam 1.6. Papers 5788 Sunbeam TI
Permitted modifications.

Engine.

1600cc OHV

Electronic ignition.

Lucas or Luminition Optronic replacement system.

Carburation.

Twin Weber or Delorto. 40 or 45 DCOE. Twin 1.5, Stromberg CDS

Gearbox.

Four syncromesh. The original gearbox may be replaced with a four speed Ford RS2000 or Bullet gearbox providing the original internal ratio´s/gears are retained.

Rear Axle.

Standard axle with LSD.

Brakes.

Front.
Solid or vented brake discs.

Rear:

Standard drum or solid disc, AP racing CP3176 brake caliper.


Master Cylinders.

Single outlet master cylinders may be replaced by a Tandem or Twin cylinder arrangement.

The fitting of a dual master cylinder or any other type of device providing a simultaneous action on all four wheels and divided action on two wheels is permitted, providing the original brake pedal and pivot point are used.

The remote brake bias adjuster must be positioned so that it cannot be adjusted by either the driver or co-driver when normally seated in the car.

Hydraulic handbrake is allowed.

Suspension.

Front.

Mc Pherson Strut with a standard fixed spring platform. (Not Adjustable)

Rear.
Telescopic.

A front strut brace is allowed.

Wheels and Tyres 

Seven inch rim size maximum.
70 profiles tyres minimum.

General.

Fibre glass bonnet or boot lid. Perspex Side windows.

Standard or Alloy centrally mounted replacement petrol tank.

Body Shell.
The shells in standard form suffer from cracking on the front screen pillars.

This can be overcome by inserting a 5/8inch steel tube up the inside of the pillar and welding in place.

Steel front wings. (Not Fibreglass)

Front and rear bumpers must be fitted.