Doghouse Repair
Part name: manifold center section for 40-44 HPMX, IDF or DRLA - aluminum type 1
Part number: 43-5208
Retail cost: $109.90
Your cost: $76.93
Description: manifold 40-44 HPMX, IDF or DRLA CENTER section cast aluminum. For single center mount style carb mounting. Comes with heat riser tubes* and linkage for the carb.

*these slip into a cast recess at the bottom of the manifold. The heat deposited in this area from the exhaust gases will quickly transfer to the rest of the manifold casting.
of these to my order now.