Slick adapter to allows you to attach the stock starter motor to your engine for diagnostic tuning while on your bench or test stand.   

• Zalex Industries half ring is compatible with all yoke style engine stands
• Made from welded 1/8" Steel and Zinc plated to resist corrosion
• Very compact design versus cutting up an OEM bell housing
• Useful to check compression, build oil pressure, or test engine when outside the car.
• Fits all early 911's up to 1987.  Newer years require some cutting for the crank position sensor.
• Not recommended for use with geared high torque starters.

Thanks for looking and please ask any questions that you may have.