424cc 10mm stroke 65mm bore drag ported Assassin cylinders. 3 dyno pulls on these bmfers made 110hp with shearer small pipes and 40 pwk carbs on methanol. Will include cylinders, pistons, gasket, studs and domes (a head can be added also stealth or billet). $1100 shipped for bhq members. Sent from my SM-G900V using Tapatalk