383 small block. Billet splayed main caps, partially filled, eagle 4340 forged crank, eagle 4340 h beam rods, Mahle forged dome pistons, Howard’s solid roller nitrous cam don’t remember the exact specs but think 263/274 @.050 with .660ish lift. I’ll look some more for the cam card. Comp cams chromoly 1.6 roller rockers, new promaxx cnc 225cc heads, world products high rise intake, Holley 850 ultra xp, msd distributor, msd crank trigger, nitrous express plate with 2 bottles 3 sets of solenoids bottle and bottle heater. This engine only has 20 passes on the rings, bearings and cam since freshened (5 of those passes were on a 200shot). The cylinder heads don’t have any passes on them. Asking $4500 obo for everything, only reason I’m selling is because the race car sold and I have no use for the engine now. Call or text 785 626 6174 with any questions or offers will entertain trades