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Small Block Chevy Forged 4340 Steel Lightweight Crankshaft [4.125 in. Stroke]
InfoVehicle Info Needed
BRODIXPART NUMBER: 158-C35041256000

Small Block Chevy Forged 4340 Steel Lightweight Crankshaft [4.125 in. Stroke]

$1,09699
ShippingShips on 09/24/2026
Lowest PriceLowest Price Guarantee

Chevy Small Block
Forged
    Forged 4340 Steel Lightweight Crankshaft
  • Small Block Chevy
  • 2-Piece Rear Main Seal
  • 350 Mains
  • 4.125 in. Stroke
  • 6.000 in. Minimum Rod Length
  • 2.100 in. Rod Journal
  • 48 lbs.
  • 1820 Bobweight
  • Internal Balance

    Brodix C35041256000 forged crankshaft is manufactured using 4340 steel to provide durability and strength. Designed for Small Block Chevy 350 main engines with a 4.125 in. stroke and using a minimum 6 in. connecting rod length. These cranks have undergone a deep nitride, shot-peened, magnafluxing, micro-polishing, and stress relieving treatment for a top-quality product.

    Premium Cranks for High-Performance Engines 

    Brodix 4340 Crankshafts are manufactured using quality steel material and come hardened with a deep nitride for superior strength and wear resistance. Available in a variety of journal and stroke sizes for customizing engine displacemnet. 

Part TypeCrankshaft
Product LineBrodix 4340 Crankshafts
BrandBRODIX
Package Height8.1
Package Width9.0
Package Length26.2
Weight49.645 PG
Part CategoryPerformance Parts
Crankshaft MaterialForged 4340 steel
Rod Journal Diameter2.1 in (53.3 mm)
Main Journal Diameter2.448 in (62.179 mm)
LightenedYes
QuantitySold individually
Crankshaft Snout StyleStandard
Balancer Bolt Thread Size7/16-20 in.
Main Bearings IncludedNo
Engine BalanceInternal
Rod Bearings IncludedNo
Rear Main Seal Style2-piece
Requires Narrow BearingsNo
Part FitmentSemi Universal
Engine Stroke4.125 in (104.775 mm)
Vendor Part NumberBR C35041256000LW
Package Qty1
Package TypeEA
No Questions
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