RE: SMALL DISPLACEMENT FOUR STROKE GLOW TO GAS CONVERSION
Hi Rick,
FG30intake 9.75mm( inlet mainafold), Exh port11mm,5x1 threads ,Valves both 14mm,0mm NKG, 3 CC comb chamber(10:1)
FA 180 intake11mm (Inlet mainafold), Exh port 11mm, 14x1 threads, Valves both 15mm , 1/4 32, 3 CC comb chamber(10:1) I
Adrian