Scat Series 9000 GM Cast Steel Crank Shaft:

• The Only Profiled Externally Balanced Cast Steel Crankshaft

• Made Out Of Space Age 9000 Material

• Precision Ground And Micro-Polished

• Knife Edged Counterweights Profiled For Ease Of Balancing

• Lightening Holes In All Rod Throws

• Straight Shot Oil Holes