well the crank has gone in my 172 zip so it time to replace with a pmtuning crank. now im able to get hold of a pmtuning 52ml crank that i can fit in my bike. but can any one tell me if the 52ml cranks are any gone... at the moment im running. ......................... 172 malossi bore. pmtuning reedblock. pmtuning straight inlet. 180 variator. 12.5grm roller. malossi belt. 180 gears. pmtuning 59 exhaust. 25ml carb with a 102 jet. ................................... will be havin the 172 ported soon as well..... cheers guys thanks for any advise
