Assassin 421cc Cylinders Banshee BIG BORE TOP END KIT 4mm Bolt-on 86HP Kit only the aftermarket ones

only the aftermarket ones

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Assassin 421cc Cylinders Banshee BIG BORE TOP END KIT 4mm Bolt-on 86HP Kit only the aftermarket onesThese are brand new 421cc 68mm big bore stock appearing Assassin cylinders. This kit is designed to be a bolt on, and will take a normal Banshee into the next level! These come ported to maximize your powerband, and make an insane amount of power. These cylinders are a new design from Driveline Performance which include 68mm Nikasil bore, triple exhaust ports, larger intake and transfer ports. Cylinders are machined to specific heights so there are no