Eagle · New
Eagle Chevy LS1 4.000in Crank 58 Tth Reluctor 6.125in I-Beam Rods 3.900in Pistons Rotating Assembly
MPN 637623900 · Store SKU eag637623900
Supplier stock checked 11/7/2026, 7:11:19 PM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
4.000" Forged 4140 Crank, 58 TOOTH RELUCTOR, 6.125" 4340 I-BEAM Rods,7/16" ARP 8740 BOLTS,Forged 4032 DSS -29CC INVERTED DOME 3.900" PISTONS,PLASMA-MOLY FILE-FIT RINGS,KING XP Rod/MAIN BEARINGS. Eagle Pro Street Rotating Assemblies are perfect for naturally-aspirated racing use. Pro Street Assembly Chevy LS1
Manufacturer fitment & guides
- CHEVY LS1
- Manufacturer-supplied application summary from Turn14; this may not be an exhaustive fitment list.
Part-specific notes
- Not CARB approved. Destination and intended-use restrictions must be checked before sale.
- Emissions acknowledgement required before purchase.
- California Proposition 65: Y