Product Overview
• For use with Gen I style (Turbo 350/400, 700R4, 4L60, 4L60-E and 4L85-E) transmission on Gen III and Gen IV engines
• Needs regular flat flexplate P/N 12621399 and six torque converter bolts P/N 11589040 or starter will not reach
• Also requires longer bolts P/N 12563533
