sleeving 1216 engine remanufacture 1218 exhaust port replacement 1220 flywheel balance ... pad 1184-1185,1197 pinion 15-16,23 pipes 215-250 piston 48-53 plugs end plug ...
lift lift intake 20/24 .500 224 .182 exhaust 49/5 .500 234 .110 v-thunder evl-2015 ... midrange in stock motor strong midrange pipes carb strong midrange good roll-on in ... high gear carb pipes headwork mild performance in light ... hard through power range need carb pipes and valve springs good perf with carb ... pipes springs more top end hot streets/strip ... bike pulls to 7,000 headwork carb pipes a must hot streets/strip cam ... valve springs headwork carbs pipes a must 7,000 rpm p/n duration 053 ... intake exhaust 220 214 224 224 234 240 240 242 252 260 ... .500 .530 .510 .510 .585 .608 exhaust .456 .500 .500 .500 .530 .510 . ... .608 valve timing open/close intake exhaust 2/38 35/1 10/34 34/10 15/39 18/42 16/44 ... .106 .099 .101 .117 .129 .144 exhaust .049 .080 .096 .106 .099 .117 . ...