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Installation Note: It will save a lot of time and effort if the oil pump is installed while installing the bore kit (requires cylinder removal)
2 1/4" longer than stock
this kit includes a 3 plate clutch
This innovative upgrade allows the bike to be jetted for optimum performance
Head gasket kit – includes the cylinder head o-ring set and an exhaust gasket
TB Performance Exhaust, Stainless – Z50 K3-99 Models Foot Controls Installation Note: It will saveTB Performance Exhaust, Stainless Z50 K3 99 Models Performance exhaust with stainless can for all Z50 models from 1972 and up. Its a very high quality exhaust and also comes with an optional silencer cone. This is a must have item when putting on one of our 88cc thru 117cc bore (and stroker) kits on your Z50 as the stock exhausts are way too restrictive. Very impressive performance and sounds great too! Fitment: K3 99 Z50 Important Note: This exhaust