Mercury - Exhaust Manifold Drain Elbow Kit Center-Rise Series Stainless Steel 862210A01. OverviewThere are certain parts you don't think about often, yet you rely on them every single time you bring the boat down the ramp. The exhaust manifold drain elbow is one of those pieces. It's quiet, simple, and hidden away-but when it's working the way it should, you feel it in the confidence of every cold start and every long run back to the marina. With this Mercury Marine part, you know the cooling sy