Sierra MerCruiser 4.3 Liter V6 Exhaust Manifold 99746A17 9975 18-19521

Sierra 18-1952-1 Replacement Exhaust Manifold Kit

For MerCruiser V6 4.3 Liter 02 and older engines

Will not work for dry joint systems

Kit Contains:
 • 1x Exhaust Manifold
 • 1x Mounting Package
 • 1x Manifold to Riser/Elbow Gasket
 • 1x Manifold to Head Gasket
 • 1x Drain Elbow Plug

Replaces:
 • Osco: 9745
 • GLM: 51220
 • MerCruiser: 99746A17
 • Barr marine: 1-99746

Sierra manifolds are painted, packaged and leak tested.