GM401 GM 3800 Series V6 Engine to Chevy Automatic V8 Transmission

Materials Included:

(1) Adapter plate - GMC 3800 V6 Series 1 & 2 to Chevy auto
(1) Crank Adapter - GMC 3800 V6 Series 1 & 2 to Chevy V8 style automatic
(1) Torque converter drive plate
(3) FHSCS M12-1.75 X 45 
(2) FHSCS M12-1.75 X 60 
(1) HEX NUT M12-1.75  
(8) SHCS 5/16-18 X 1 3/4 
(6) 7/16-20 x 3/4 flexplate bolts 
(6) HCS 3/8-16 X 1 1/4

*Matching our adapter kits with your engine can be tricky. If you are unsure of which kit to purchase for your engine, please call customer service at (763) 767-4480. Speed Gems is not responsible for return shipping costs of mismatched kits.

Installation Instructions