Callies Performance Lightweight 2.3 EcoBoost Crank W/Gear

Factory Modified 2.3L EcoBoost Crankshafts

Each Quick Comp RS 2.3 crank receives the following painstaking processing:

• Cryogenic thermal stress relieving
• Careful removal of balancer gear and balancer gear hub diameter
• Comprehensive Profile-Lite milling of all rod journal arms and main bearing heals
• All highly refined finished surfaces – rods, mains, post, flg are maintained to OEM specifications.
• Callies Impervious Masking guarantees all Quick Comp shafts to ship with Ford correct dimensions
• Shot peening of entire gray area crankshaft for the development of beneficial compressive stress
• Aeroshed finishing for the complete removal of all stress risers
• Crankshaft timing pad on #1 counterweight is untouched for accurate assembly
• Overall weight reduction of 9 lbs from stock.
• Dynamically balanced to within .5 gram inch
• Carefully inspected for straightness
• Packaged in corrosion resistant packing material for extended shelf life