Production 4 BBL 4.1 Liter Intake
Casting number 255122236

4.1 Liter Carbed Intake

TOP

Features of Note:
  • Notice the large primary and smaller secondary openings
  • Notice the EGR mounted on the back of the manifold
  • Notice the water/thermostat opening on the front of the manifold
  • Cast aluminum
Features of Note:
  • Notice the large primary and smaller secondary openings
  • EGR is on the right
  • Water/thermostat opening is on the left
  • Cast Aluminum
  • The book, V-6 Performance, by Pat Ganahl, shows this as an excellent upgrade for the stock 3.8L normally aspirated 2 bbl ('79 on, of course)
  • REQUIRES the temp sender with the smaller sending tip (even though the bigger sender tip will fit, it will cause a restriction)

BOTTOM

SIDE

Features of Note:
  • Nice rectangular ports
  • Tall port ceilings
  • Notice how the EGR ports are cast into the bottom
Features of Note:
  • Fairly low profile
  • Notice how the carb mounting pad slopes towards the front of the manifold

Submitted by:

Ed Magaw