GM101 GMC STRAIGHT-6 (1939-62) TO CHEVY V8 AUTOMATIC TRANSMISSION

Please specify the year and displacement of your engine, and whether the crankshaft bolts are 7/16” or ½”. We will need this information to get you the correct bolts. If no information is provided, the kit will be sent with 7/16” bolts and the customer will be responsible for sourcing bolts if ½” is needed. Materials Included: (1) Adapter plate - Chevy/GM to Chev auto V8 Transmission(1) Flexplate (1) Chevy staggered bolt starter(1) Block Spacer(2) HCS 3/8-16 X 3 3/4  (6) FHSCS 7/16-14 X 1-1/4 (6) 7/16-20 x 3/4 flexplate bolts (6) HCS 3/8-16 X 1 1/4 (3) Thick Washer 7/16 Hardened(3) Flat Washer 7/16  Are you planning on using a modern GM 4L60E, 4L65E, and 4L70E (1997 and earlier only) or GM 4L80E and 4L85E transmission with this kit? By adding a US Shift Quick 4 stand-alone transmission controller you will save $100 dollars off of the cost of your Speed Gems adapter kit. This kit will not work with “LS” based transmissions. Customers are responsible for throttle position signal provisio