496 gen-6 big block chevy marine/hot rod mercruiser
496 gen-6 bbc all new parts only block and head castings not. 4 bolt main block eagle crank and rods , forged pistons balanced assy. hyd. cam oval port cyl. heads bowl hogged and opened up for bigger valves crane springs and retainers manley stainless valves air gap intake . stainless fasteners after the sale we will dyno this motor with your carb and ign. or we can supply them for you . when the motor is shipped you will be supplyed with a dyno sheet or your welcome to come and see it run if your close enough please call before you buy so we can make sure you have the correct applcation.
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