EC1000102 Ecotec Supercharged or Turbo to Chevy 700R4/350/400

by Ecotec

Materials Included:

(1) Adapter plate for Ecotec to Chevy 
(1) Crank Adapter - Ecotec Turbo and supercharged to Chevy
(1) Torque converter drive plate 
(1) Torque converter spacer
(3) Threaded insert 7/16-20
(2) SHCS M12-1.75 X 35 
(4) SHCS M12-1.75 X 55 
(4) Lock Washer M12 Z
(4) Hex Nut M12-1.75 
(6) HCS 3/8-16 X 1 1/4 
(6) 7/16-20 x3/4 flexplate bolts
(6) HCS 10MM -1.25 X 35MM crank adapter bolts
(3) Thick Washer 7/16 Hardened
(3) Flat Washer 7/16

Are you planning on using a modern a GM 4L60E, 4L65E, and 4L70E (2008 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. 

We have additional options from US Shift. Please give us a call or email if you're not seeing what you need!


*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