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Mudplugger Spec
Chassis
:   
   Square Tubular 3×1.25
Engine  :       Hilman Imp (inline) overhead cam, alloy engine.
Carb  :           Single 1.25″ SU
BHP   :           More than enough
Gearbox :   Triumph Herald 4 Speed
Rear Axle :   Triumph Herald Std Diff