Eagle "ESP" Forged 4340 Steel Crankshaft - SB Ford 351W 3.00" Main, Early Multi-Fit Slinger - 4.170" Stroke - 6.200" Rod Length - 3.100" Rod Journal - 1900 Bobweight - Must Use 6.200" Rod or Longer H776C08XS Helix bottom correctly positions 5"

Helix bottom correctly positions 5" or 5-1/2" conventional spring for proper performance

Benefit from better durability over O

Mechanical Instruments Provide Unmatched Accuracy

includes a thrust bearing set and fits most shocks

Automatic Transmission Servo Cover

Eagle "ESP" Forged 4340 Steel Crankshaft - SB Ford 351W 3.00" Main, Early Multi-Fit Slinger - 4.170" Stroke - 6.200" Rod Length - 3.100" Rod Journal - 1900 Bobweight - Must Use 6.200" Rod or Longer H776C08XS Helix bottom correctly positions 5"Eagle 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