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. Recommended for use in pump-gas, naturally-aspirated,...

Eagle Billet 4340 steel crankshafts feature .125" fillet radiuses for superior strength so chamfered / narrowed bearings required, nitrided surface and micropolished.

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.

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. Includes 58 tooth...

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.

Manley Nissan RB26DETT 4340 Billet 73.7mm Stroke Turbo Tuff Series Crankshaft

HKS Crank Shaft VR38 4.3L STEP Pro

Brian Crower Nissan RB30 90mm Stroke 4340 Billet Crankshaft w/ Custom Oiling and Rod Journal (MOQ 3)

Brian Crower Crankshaft - Nissan SR20DE(T) 91mm Stroke 4340 Billet

Brian Crower Crankshaft - Nissan TB48 108mm Stroke 4340 Billet (OEM Rod Journals)

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.

Eagle lightweight forged 4340 steel Cranks feature a non-twist forging, lightweight counterweight design to reduce rotating weight, .125" fillet radiuses for superior strength so chamfered / narrowed bearings required, nitrided surface and micropolished...

K1 Technologies Chevrolet LS1 Reluctor Ring 24 Tooth

K1 Technologies BB Chevrolet 350 4.250 Stroke Forged Crankshaft

K1 Technologies SB Chevrolet 350 Forged Crank 3.875 Stroke