The manifold fits to following engines, manifolds and risers

Engines
Volvo 3.0L 3.0GXiC-J, 3.0GXi-J
Manifolds
HGE 5175 Volvo Penta 3.0L Intake Manifold
Risers
HGE 5139 Low Riser
HGE 5820 Tall Riser