My brother uses one in his Modified Lite roundy round car with great success, he built his own fuel injection, it runs alcohol, adapted an electronic distributor and made an adaptor plate to mate it to a Saginaw transmission.
'45 Ford PU 66 Valiant wagon, leaning tower of power. 79 Chevy C10 w/250 02 PT Cruiser Convertable
Key steps to that huge power EcoTech: 1. Buy EcoTech engine 2. Throw it away 3. $10,0000 of aftermarket parts 4. $10,000 of hand built parts 5. $10,000 of dyno time 6. Done!