MANLEY / MMR 4340 Forged 4.6 to 5.0 8 bolt Stroker crankshaft, shot peened and polished. Produces 298 cubic inches on STD Bore, fits all factory 96-10 Blocks 3.750 stroke, uses common 5.850 Rod. THIS IS THE STRONGEST CRANK AVAILABLE FOR YOUR 4.6 Each crankshaft is serialized and includes an inspection report
