Doug Rippie Edition "DRM400" engine specifications:
450 horsepower / 435 ft-lbs, 383 cubic inches, forged stroker crankshaft, 5.850" Billet lite / stroker rods, JE lightweight forged pistons, plasma moly file fit rings, performance engine bearings, high volume oil pump, cylinders bored oversized, cylinders torque plate honed, cylinders block square decked, line honed main bores, balanced rotating assembly, ported cylinder heads, high flow stainless valves, performance valve springs, titanium spring retainers, chrome moly pushrods, 1.6 intake and 1.5 exhaust, roller rocker arms, DRM hydraulic roller camshaft, high performance timing set, 58mm throttle body, K&N air filter, high volume fuel pump, stainless exhaust manifolds and wrapped, MSD ignition, and custom computer calibration.