Manley Performance · New
Manley Chrysler 5.7L/6.1L Hemi 4340 Forged Crankshaft w/ 58 Tooth Reluctor Wheel
MPN 191858 · Store SKU man191858
Supplier stock checked 11/7/2026, 8:06:45 AM UTC. Adding a part does not reserve it.
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Product details
Manley Performance “PRO SERIES” stroker crankshaft designed for the Gen III small block HEMI engine. Manufactured from a premium 4340 steel forging, these cranks feature a 4.050” stroke which can turn your 5.7L into a 392 c.i. engine and your 6.1L/6.4L into a 426 c.i. engine. The Manley 4.050” stroke HEMI crankshaft features small block Chevy small journal (2.000") crank pin diameters and widths. This provides taller "side walls" on the crankshaft rod journals for better oil control and reduced windage. Counterweights are profiled for 6.125" connecting rods. Stroke: 4.050 in. - Rod Journal: 2.000 in. - Reluctor Wheel: 58 Tooth - Bobweight: 1730 grams Manley Crankshaft, 4340 FORGE 4.050 STROKE - SBC Journal
Manufacturer fitment & guides
Check 191858 against the manufacturer’s application information below.
A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.
Part-specific notes
- California Proposition 65: Y
