Quicksilver OEM MerCruiser 5.0L/5.7L GM 1983-2002 Exhaust Manifold 860246A15This Genuine OEM part is designed for use with select MerCruiser 5.0L or 5.7L GM engines built between 1983 & 2002. This dry joint exhaust manifold can be used on either port or starboard side. The cast iron construction provides excellent corrosion protection on the exhaust manifold's interior and exterior.Application Info: MerCruiser V8 GM (1983-2002) 305, 350, 377 CID engines; 357 Mag Bravo 4V - s/n 1G400000 thru 1G499999; 383 Mag Bravo 4V - s/n 1G480748 thru 1G499999; 357 Alpha 4V - s/n 1G400000 & up; Use with: Manifold Elbow 807988A03; Drain Elbow Assembly 22-862210A01; Exhaust Elbow Gasket 27-863724; Exhaust Manifold Gasket 27-33395; Manifold 6" Spacer 93322A12; Manifold Elbow 3" Spacer 93320A13; Interchange: Barr; MC-1-87114; EMP; 57-57520; GLM; 512130; HGE; 7114; Mallory; 9-40507; Marine Power; 0994-100; MerCruiser; 860246A10; 860246Q11; 87114A19; Osco; 7114B2; Sierra; 18-1953-2;