4" exhaust outlet, 7° down angle.

The riser fits to following manifolds: Manifolds Engines HGE 9011 Mercruiser GM V8 Models 330, 340 and 454 Magnum Inboard and stern-drive units. HGE 7114 Mercruiser GM V8 228R, 260R, 898R HGE 9746 Mercruiser GM V6 229 and 262 cu. in. Model 185R, 185MR, 205R and 205MR

Mounting Kit   Kit No. HGE4354MK   Content Qty HGE41811 - Riser Gasket (close) 1 HGE41813 - Riser Gasket (restrictor) 1 Bolt 3/8"x 5-7/8" + Lock Washer 4 Steel Plug 3/4" dia. 2