Eagle Billet Crankshaft for EJ257 06-14 WRX / 04+STi
Eagle billet 4340 steel crank for EJ257 Subaru 2006-2014 WRX and 2004-2021 STi. Available in 2 stroke sizes 79mm and 83mm. Please do all your research and consult your engine builder if necessary before purchase.
Vehicle Fitment:
Subaru 2006-2014 WRX
Subaru 2004-2021 STi
Important Notes:
Crankshaft must be balanced to match your specific rods and pistons.
Eagle billet 4340 steel crankshafts feature .125" fillet radiuses for superior strength so chamfered / narrowed bearings required, nitrided surface, & micropolished to < 2 ra.
Additional Crank Specs:
• Material: Billet 4340 Steel
• Intended Balance: Internal
• Rod Journal: 2.046"
• Rod Journal Width: 0.857"
• Main Journals: 2.362"
• Minimum Rod Length: 5.137"
• Typical Weight: 35 Pounds
Purchase Includes:
(1) Crankshaft
Vehicle Fitment:
Subaru 2006-2014 WRX
Subaru 2004-2021 STi
Important Notes:
Crankshaft must be balanced to match your specific rods and pistons.
| Part Number: | Stroke: | Note: |
| 3EJ231105137 | 79mm (3.110") | - |
| 3EJ232685137 | 83mm (3.268") | Required use with 1.130" pin height pistons |
Additional Crank Specs:
• Material: Billet 4340 Steel
• Intended Balance: Internal
• Rod Journal: 2.046"
• Rod Journal Width: 0.857"
• Main Journals: 2.362"
• Minimum Rod Length: 5.137"
• Typical Weight: 35 Pounds
Purchase Includes:
(1) Crankshaft
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