Eagle "ESP" Forged 4340 Steel Crankshaft - 3.250" Stroke - 350 Mains - Internal Balance - 1855 Bobweight - 4340 - Must Use 5.700" Rod or Longer - Early (2 Pc Seal) SB Chevrolet R10015 seal air boxes & more

seal air boxes & more

Designed to Use the GMT800 Brake Calipers

Ideal for Derale Stacked Plate coolers

2007-2016 GMC Sierra 3500 HD

1981-1984 Toyota Starlet

Eagle "ESP" Forged 4340 Steel Crankshaft - 3.250" Stroke - 350 Mains - Internal Balance - 1855 Bobweight - 4340 - Must Use 5.700" Rod or Longer - Early (2 Pc Seal) SB Chevrolet R10015 seal air boxes & moreEagle forged 4340 steel cranks feature a non twist forging, . 125" fillet radiuses for superior strength so chamfered narrowed bearings required, nitrided surface, &amp micropolished to &lt 2 ra. Intended for the most demanding applicationForged AISI ASME certified 4340 steel with multi stage heat treatment for superior strength Service: Eagle connecting rods and cranks are designed and manufactured to our specifications. Some simply purchase generic