Technical

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Paint colours for post war DOTs

Cerise RED and BLACK all models up to 1956
BLACK for some Mancunians and some round frame up to 1962
RED for the Mancunians/RCA Sportsman and round frame models
RED for the square frame models
GREEN for the Mancunians and round frame models
BLUE for the Brockhouse models
SILVER for the square frames from 1964 on.

RAL3005
BLACK

Modern alternative is FORD Cardinal RED
Modern alternative is VAUXHALL flame red
Modern alternative is Brooklands green (HICOTE brand)
The same colour as the Swedish flag blue

   

 

2 Stroke Concentric carb details
This picture shows the alternative parts used in 2 Stroke Concentric carbs.  The steel jet block is smaller and the needle jet DOESN'T have the 2 small holes in the flats

 

 

All sorts of places including

Surrey Cycles
Nametab Engineering
Hitchcocks
Surrey Cycles

 

2 Stroke Concentric carb details

The needle for the stroke is also different.
It is shorter, 2 5/16" long and it only has 1 identifying groove at the top.

 

Surrey Cycles
Nametab Engineering
Hitchcocks
Surrey Cycles

 

   

Front brake torque arm bolt, for the round frame Dots, 1956~1960.  It needs a  special washer and a nyloc nut

 

Dot factory (July 2005)
 
Centre stand clip for all round frame models. Pulling the large washer releases the pin from the stand
None.

click the picture for drawing

 
Grimeca front hub &  spacers
Please note dimensions are for guidance and not 100% accurate
All parts available from the factory.
You can also try
North Leicester Motorcycles
01530 263381
 
Grimeca rear hub & spacers
Please note dimensions are for guidance and not 100% accurate
All parts available from the factory.
You can also try
North Leicester Motorcycles
01530 263381