Product Summary


  • Will fit 305 Chevy small block V8
  • Designed for Sprint Car racing applications
  • Kit comes with crankshaft, connecting rods, pistons, rings, and all bearings necessary.
  • OEM "appearing"
  • Total weight is 48 - 50 lbs

Comes as a Kit

Key Specs

MFG. Part #9151205
BrandSpeedway Motors

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Rotating assembly for your small block Chevy 305. Designed for use with Sprint Car racing applications (Racesaver 305), this kit comes with crankshaft, connecting rods, pistons, rings, and all bearings necessary.

Kit Includes:

  • Manley 190310 Forged Crankshaft
    • 2 piece rear main seal
    • OEM "appearing"
    • Not drilled on second/third rod throws
    • No knife edge or undercut
    • 48 - 50 lbs total weight
    • 3.480" stroke
    • 5.700" min rod length
    • 2.450" main journal diameter
    • 2.100" rod journal
    • 1800 gram bob weight
  • MAHLE Small Block Chevy 305 PowerPak Pistons
    • Race proven lightweight forged design that are complete with rings, wrist pins, and locks
    • Made from 4032 aluminum alloy to allow for tighter cylinder to wall clearances, and improved temperature stability
    • Forged piston for performance applications fully-machined crown
    • Lightweight slipper kirt forgings
    • 1.5, 1.5, 3.0mm file fit performance ring set included. For 305 c.i. S/B Chevy (3.736" bore x 3.48" stroke)
      • C/R 58cc:  10.0
      • C/R 64cc:  9.3
      • C/R 70cc:  8.7
  • King HP Series Chevy Main Bearings
    • Bi-metal aluminum silicon alloy featuring fine micro-bore finish
    • Mains and rods are narrowed for large radius crankshafts
    • Mains are 3/4 grooved for improved oiling to the rod journals
    • Greater rod bearing height improves bearing-to-bore contact/heat transfer and reduces spin potential at high RPM




MFG. Part #9151205
BrandSpeedway Motors
NotesAs of right now the crank is too light to make these legal for RaceSaver Sprint class.
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