90-17431 Service Manual – MerCruiser Bravo One Stern Drive Unit (#11)

The 90-17431 Service Manual (also known as Service Manual Number 11) is a genuine factory-issued guide for the MerCruiser Bravo One stern drive unit. It offers detailed procedures for disassembly, maintenance, and repair.

Model Coverage & Serial Range

This manual spans multiple Bravo sterndrive models across various years and revisions—found in versions like 90-17431-1, -3, and -4—and supports Bravo One units from approximately the late 1980s and 1990s.

Technical Content & Illustrations

Inside, technicians—and experienced DIYers—will find:

• Exhaustive exploded diagrams and component breakdowns

• Step-by-step mechanical, hydraulic, and trim system procedures

• Torque specs, service intervals, and maintenance tips

• Troubleshooting workflows and routine servicing guidance
  This comprehensive manual spans nearly 600 pages, making it a complete technical reference.

Condition & Presentation

This is a pre-owned factory manual in used condition. While it may exhibit wear typical of shop use (e.g., smudges or ring-binder handling marks), it remains complete and fully legible, ideal for hands-on work.

At Arizona Outboard Dismantlers, we specialize in genuine and aftermarket marine parts that keep you on the water. The 90-17431 Service Manual brings accurate, OEM-level technical detail to your Bravo One stern drive servicing needs.