The Chevrolet 4.1 MPFI is a sweet little engine, developed by General Motors in Brazil, and only manufactured locally. It's unfortunately no longer produced though...
Great updates were added, to list a few:
- Bosch Motronic 2.8.1 MPFI Fuel Injection
- 12 port head
- 6" rods
- lighter (and shorter pistons)
- thinner piston rings
- 1 piece rear main seal
- serpentine-type accessory drive
- split exh manifold (2x 3x1)
- ...
