Selling my Chevrolet big block 454, 2 bolt main (mid 80's block) bored .030 over, 1/4" stroker, making a 489ci big block coupled to a mild built Turbo400. It has 9.9:1 compression, forged Scat Internals, Keith Black Pistons, Holley 4150 800cfm, Isky Mega280 Cam (.565 lift, 280* dur.), Edelbrock...