March - MerCruiser 3.0 MPI Owner's Manual

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2. Painting Sterndrive Unit or Transom Assembly: Sterndrive unit and transom
assembly should be painted with a good quality marine paint or an anti‑fouling paint
that does not contain copper, tin, or any other material that could conduct electrical
current. Do not paint drain holes, anodes, MerCathode system, and items specified by
boat manufacturer.

90-899883272 MARCH 2008

Avoid any electrical interconnection between the Mercury MerCruiser Product,
Anodic Blocks, or MerCathode System and the paint by allowing a minimum of
40 mm (1‑1/2 in.) unpainted area on transom of the boat around these items.
b
a - Painted boat transom
Section 5 - Maintenance
a
5578
b - Unpainted Area on Transom
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