Engines and Components› Crankshafts and Components
Eagle
Eagle SBC 350 Forged Lightweight Crankshaft 3.480in Stroke 2.1in Rod Journal
SKU: E001 4350348057LA
Advanced — 4+ hours
Description
Part #: 4350348057LA
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. Intended for restricted-class competition use.
Forged 4340 LIGHTWEIGHT Steel Crank - CHEVROLET 305/350.
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
MIA's Description
This lightweight crankshaft is constructed from forged 4340 steel and features an internal balance type. It has a 3.48-inch engine stroke and a 6-bolt flywheel bolt count. The main journal measures 2.449 inches, and the rod journal diameter is 2.1 inches with a width of 1.900 inches.
Fitment
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Specifications
| Brand | Eagle |
| Part Number | E001 4350348057LA |
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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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