Crankshafts

Eagle cast crankshaft is great alternative to and an upgrade from an O.E. crankshaft. .092" fillet radiuses mean in increase in strength, but O.E. Replacement bearings can still be used. Rear flange cut for use with direct-drive yoke.

Eagle Billet 4340 steel crankshafts feature .125' fillet radiuses for superior strength so chamfered / narrowed bearings required, nitrided surface and micropolished. Center counterweighted for superior stability at high RPM and high power levels.

Eagle forged 4340 steel Cranks feature a non-twist forging, .125" fillet radiuses for superior strength so chamfered / narrowed bearings required, nitrided surface and micropolished. Intended for the most demanding applications.

Brian Crower Crankshaft - Nissan KA24DE 102mm Stroke 4340 Billet

Eagle cast crankshaft is great alternative to and an upgrade from an O.E. crankshaft. .092" fillet radiuses mean in increase in strength, but O.E. Replacement bearings can still be used. Recommended for use in pump-gas, naturally-aspirated,...

Eagle 2013+ Chrysler Modern Hemi 4340 Steel Crank

Manley Chrysler 5.7L/ 6.4L Modern Hemi Crankshaft - 4.050 58T RELU

Manley Crankshaft -4.050 Hemi 58T Relu

Manley Chrysler 5.7L/ 6.1L Crankshaft - 4.050 Hemi 32T RELU

Lightweight Design: Manufactured from a premium 4340 steel forging, gun drilled mains and lightened rod journals contribute to weight reduction and optimize engine performance. Counterweights are fully profiled to ensure precise balance and stability...

Manley Chevrolet Small Block 350 4340 Forged 3.480in Stroke Crankshaft

Brian Crower Crankshaft - LW Honda/Acura K24 102mm Stroke Custom 4340 Billet w/.935/1.771 Rod Journ

Lightweight Design, 4340 Materials: Available in both 4340 non-twist forged and 4340 ?Turbo-Tuff Billet material, ensuring durability and performance. Gun drilled mains and lightened rod journals contribute to weight reduction, optimizing engine...

Brian Crower Crankshaft - Honda/Acura K24 106mm Stroke

Eagle forged 4340 steel Cranks feature a non-twist forging, .125" fillet radiuses for superior strength so chamfered / narrowed bearings required, nitrided surface and micropolished. Intended for the most demanding applications.