⭕ Fresh off dyno and tear down inspection.This engine was in a full weight challenger and ran 10.0s before its untimely death due to a Nissan pickup. Arrington built short block with 1800 mile before tear down. Serviced and rod bearings,thrust bearing,top ring,head bolts replaced with ARP studs and Maguson injectors replaced with 71lbs units. K1 crank,Manley rods, Wiseco pistons,custom comp blower grind,PSI springs,trend pushrods.Made 791 hp and 798 lbs ft of torque at 11.8 fuel and 13 deg of timing on 93 pump gas.Parts included are factory exh manifold,alt,ac compressor, power steering pump and factory wiring harness. Complete! Delivery available/pickup.