New center rise cast iron exhaust manifold for Mercruiser 4.3 V6 engines from mid 80's to 2002.
THIS IS FOR TWO manifolds with gaskets and bolts.
It is a direct replacement and identical to factory ones.
Includes new bolts, plugs, block to manifold gasket and manifold to riser gasket.
Left and right are the same.
Note 2002 was a split year and may have used the newer dry-joint style manifolds or these manifolds. These will not work with dry joint risers. If your boat is a 2002, please check these are the correct ones
Below is a part number interchange chart.
Cross Reference | Part Number |
---|---|
MerCruiser | 99745, 99746, 99746A8, 99746A17 |
Osco Motors | 9745 |
Barr Marine | MC-1-99746 |
Sierra Marine | 18-1952-1 |
HGE | 9746-A, 9746 |
Aqua Power | 5505 |
GLM Products | 51225, 51220 |