Newbie 318 piston question
George those compression ratio factors appear to be for the KB167 not the KB399.
the KB399 is more along the line of 12.2 to 1 with 57cc and 10.4 to 1 with 68cc heads!
George those compression ratio factors appear to be for the KB167 not the KB399.
the KB399 is more along the line of 12.2 to 1 with 57cc and 10.4 to 1 with 68cc heads!