Posted on by Julie

FORMULA BLUE CARBURETTOR RULE UPDATE

The length of the inlet tension  spring in the Tillotson HL360A carburettor for Formula Blue is now   
12.6 mm  + / –  0.6 mm
This rule change takes place with immediate effect.
For full guidelines and rule  interpretations 
please view the Formula Blue class info. on this website
or CLICK HERE  

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