Mitsubishi 4G63

Billet and Forged Crankshafts for the Mitsubishi 4G63 are now available from Callies Performance Products.  These 4340 material crankshafts are metalurgically and geometrically certified to the same quality standard of all Compstar by Callies crankshafts.   These 4G63 crankshafts feature Twin Shot rod journal oiling and are available with race proven Aeroshed  super finishing.


Stroke  Main   Pin   Part #   Description 
88mm 57mm 45mm X234JOL-CS Forged
100mm 57mm 45mm X235JOL-CS Forged
94mm 57mm 45mm X227JOH-CS Billet

Connecting Rods

Part # Length Journal Pin
CSM5906BS7GBAH 5.906 1.890 0.866
CSM5906BS7GBAH-CA 5.906 1.890 0.866

Mitsubishi 4G63 Crankshaft

  • Average weight 32 lbs for billet crank
  • 8 counterweight design
  • 4340 steel certified by Callies in house Metallurgical lab
  • Ultra-Case nitriding performed and certified by Callies
  • Rod and main journal surface finish refined to 4Ra or less
  • All journals ground with strength enhancing Tru-Form radii
  • Limited stroke availability
  • Aeroshed finishing optional