hi to every one first of all and secondly first of all,hi to every one from North Wales UK.:wave::wave: just a quick question.not long ago i bought a non runner and it turned out that it has a major problem.timing chain sprocket has sheared the teeth off so i had lots of bent valves.aster an extensive work i replaced the complete head (2nd hand that needed some nev valves but less than mine) and everything bolted up not long ago started the engine everything sweat as nut idled well arround 1000 rpm for 10 seconds then tharts it, idle went down to 575-600rpm mark,didnt sound that good either an