Actual Engine Displacement:6.3L/383
Rear Main Seal Style:2-piece
Bore (in):4.030 in.
Engine Stroke (in):3.750″
Harmonic Balancer Included:Yes
Piston Material:Hypereutectic aluminum
Piston Style:Flat top, with two valve reliefs
Speed Pro -12cc inv. dome
Wrist Pin Style:Floating
Piston Rings Included:Yes
Piston Ring Facing Material:Plasmamoly
Piston and Ring Oversize (in):0.030 in.
Crankshaft Material:Cast steel
Connecting Rods Included:Yes
Connecting Rod Length Center to Center (in):5.700 in.
Connecting Rod Material:Forged 5140 steel
Connecting Rod Beam Style:I-beam
Rod Bearings Included:Yes
Rod Bearing Undersize (in):Stock
Main Bearings Included:Yes
Main Bearing Undersize (in):Stock