Parts Catalog

Replacements
Home / Mercury / Mercury Marine [Updated: Apr. 10, 2026] / Reman, Quicksilver, and Crate engines / Crate Engines / 8.1L H.O. Crate Engine / [1G800000 THRU 1G899999] - Cat.# 90-8M0183653

[1G800000 THRU 1G899999] - Cat.# 90-8M0183653

📄 Block Camshaft and Pistons schematic
📄 Block Crankshaft, Oil Pump and Front Cover schematic
📄 Cylinder Head schematic
📄 Gasket Set Components (27-883231A 1) Engine schematic
📄 Gasket Set Components (27-889924A02) Overhaul schematic
📄 Intake Manifold schematic
📄 Oil Pan and Drain System schematic
📄 Service and Support Material schematic