Manley 4340 Forged Steel Crankshafts

Manley SBF 3.850″ Stroke 4340 Forged Crankshaft 351C & Windsor 2.750″ Mains – 190330

$1,190.00 Each - Free Shipping

Manley 3.850″ Stroke, 4340 Forged Steel Crank for Small Block Ford 351 Cleveland and Windsor that use 2.750″ Mains and 2.100″ Rods.

  • 4340 material forgings
  • Multi-step heat treatment process and nitrided for added strength
  • Stress relieved, shot-peened and 100% magnafluxed
  • Micro polished large radius journals (narrowed rod bearings required)
  • Lightened rod journals for weight reduction
  • Counterweights fully profiled
SKU: MAN-190330 Category: Tag:
Part No.StrokeMin. Rod
Length		Main Journal
Dia.		Rod Journal
Dia.		Bobweight
(grams)		Weight
1903303.850″6.125″2.750″2.100″180058-60
Weight60 lbs
Dimensions31 × 10 × 9 in

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