- Joined
- February 18, 2015
- Messages
- 4,542
- Reaction score
- 3,470
- City, State
- Phoenix Az
- Year, Model & Trim Level
- 1991 aerostar
The ecoboost was with the 3.5. The 8th digit of the vin is for what engine is in the car when it leaves the factory. I've bought from Five J's auto parts in Albuquerque. Their inventory shows they have several 3.7 engines in stock.