JUGGLING MULTIPLE ENGINES SHOULDN’T MEAN TWICE THE STRESS

Whether it’s losing track of which engine had what service—or watching paper logs fall apart in a damp cabin—keeping up with multiple engines can be a mess. That’s why we built a logbook tough enough for marine conditions and smart enough to help you stay organized, no matter how many engines you’re running.

  • Boat engine maintenance log page with service entry fields.
  • Boat engine maintenance summary log page with suggested tasks for annual maintenance.
  • Boat engine maintenance checklist and summary page with visual schedule of annual tasks.
  • Winterizing and commissioning checklist for single engine boats.
  • Winterizing and commissioning checklist for single engine boats.
  • Fuel tracking section of marine engine logbook – monitor usage and efficiency.
  • Spare parts inventory page in waterproof boat maintenance logbook.
  • Engine information page with fields for engine oil and gear oil capacities, oil pressures and more.
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Backstay

Multiple Engine Maintenance Logbook

Multiple Engine Maintenance Logbook

$59.95 USD
$59.95 USD
Sale Sold out

Keep Your Boat’s Engines Running Smoothly

The Backstay Multiple Engine Maintenance Logbook makes it easy to track service, repairs, fuel usage, and seasonal prep across all your engines. Whether you’re running outboards, inboards or an inboard-outboard combo, this book keeps everything in one place—so you stay organized and avoid costly oversights.

Built for Life on the Water

Crafted with attention to detail and trusted by professional technicians, the logbook is printed on all-weather Rite in the Rain® paper with waterproof cover—resistant to water, oil, and grease.

This logbook is ideal for boat owners, captains, and marine technicians who manage multiple propulsion systems and want a smarter way to stay on top of maintenance.

Features

  • Perfect boat owners and marine technicians.
  • Size: 9 x 6 in. Convenient and compact size logbook to hold and write on.
  • Page Count: 80 pages of all-weather Rite-in-Rain® paper.
  • Created to withstand the elements: waterproof cover and all-weather Rite-in-Rain® paper.
  • Includes: Maintenance Log, Maintenance Checklist and Schedule, Winterizing and Commissioning Logs, Fuel Log, Spare Parts.
  • Designed and printed in the USA.
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WHAT SETS IT APART

  • WATERPROOF & DURABLE

    Made with all-weather Rite in the Rain® paper and waterproof cover.

  • PROFESSIONALLY DESIGNED

    Created with input from ABYC-certified marine technicians.

  • CHECKLISTS INCLUDED

    Streamline maintenance with built-in guidance.

  • SIZED FOR CONVENIENCE

    Compact enough to store easily, with 80 dedicated pages.

  • BUILT FOR LONGEVITY

    Log over 900 service entries—one book can last years.

  • STAY AHEAD OF PROBLEMS

    Spot issues early and avoid unexpected breakdowns.

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Photo: Certified ABYC technicians

EXPERT-BACKED DESIGN

Developed in collaboration with Pelagic Blue Cruising Services, a leader in offshore expedition training and marine maintenance education.

• Gio (Pelagic Blue Cruising Services) – ABYC Certified Marine Diesel Technician & Yamaha ITOS Certified

• Julie (Pelagic Blue Cruising Services) – ABYC Marine Electrical Technician & NMEA Advanced Installer

• Alya (Backstay) – ABYC Certified Marine Diesel Advisor & Yamaha ITOS Certified

Their real-world expertise ensures this maintenance logbook is not just practical, but purpose-built.

Boat engine maintenance checklist and summary page with visual schedule of annual tasks.

MULTIPLE ENGINE MAINTENANCE LOGBOOK IS PERFECT FOR

✔️ Recreational boat owners

✔️ Marine technicians and mechanics

✔️ Charter operators

✔️ Shipwrights

Get Your Durable Logbook Now

Built for Harsh Marine Environments

FOR OUTBOARDS, INBOARDS, AND GENERATORS

Keep your engine maintenance organized, compliant, and waterproof with the Backstay Multiple Engine Maintenance Logbook — the essential tool for boat owners managing multiple engines.

FAQ

What is the Multiple Engine Maintenance Logbook used for?

The Multiple Engine Maintenance Logbook is designed to help boat owners track all essential maintenance for up to four engines. It includes sections for recording routine services, winterization and spring commissioning tasks, fuel consumption, and spare parts inventory—ensuring you stay on top of engine performance and longevity.

How many engines can I track with this logbook?

This logbook allows you to track maintenance for up to four engines, including outboards, inboards, and marine generators. It’s ideal for multi-engine boats or vessels with auxiliary power systems.

Is this logbook suitable for both gasoline and diesel engines?

Yes, the logbook is fully compatible with both gasoline and diesel engines. The format is flexible and accommodates different types of engine maintenance requirements.

What are the dimensions and page count of the logbook?

The logbook measures 6” x 9” and contains 80 durable pages, offering space for over 900 log entries. Designed for long-term use, it can last you years of regular maintenance.

What type of paper is used in this logbook? Is it waterproof?

We use Rite in the Rain® all-weather paper, sourced locally, along with a waterproof cover. The entire logbook is designed to withstand moisture, oil, and grease—perfect for marine environments.

How long will this logbook last with regular use?

With over 900 entries available, this maintenance logbook will typically last multiple seasons, even with consistent logging and engine use.

Does it include checklists or just blank log sections?

The logbook includes pre-formatted checklists such as a Maintenance Summary, Winterization, and Spring Commissioning. It also has guided entries for recording regular maintenance, fuel consumption, and spare parts.

Can I use this logbook in harsh environments or extreme weather?

Yes. Thanks to its waterproof paper and rugged design, the logbook performs reliably in wet, greasy, or high-humidity conditions. It has been tested in real-world, harsh marine environments.

What should I do if my logbook gets wet?

If your logbook gets wet, simply hang it open and allow it to air dry. The waterproof paper is designed to resist tearing and smearing.

Is this logbook made in the USA?

Yes. Our logbooks are printed locally in Seattle and produced in partnership with regional suppliers for both materials and printing—supporting U.S. businesses.

What’s the difference between this logbook and your single-engine version?

The Multiple Engine Maintenance Logbook offers dedicated tracking for up to four engines, while the Single Engine version is streamlined for just one. Both include the same rugged materials and logbook features.

Can I return or exchange the logbook if I change my mind?

Yes, we offer a 30-day return or exchange policy on unused logbooks. If you’re not satisfied, contact us and we’ll be happy to help.

How quickly will the logbook ship after I place my order?

Orders typically ship within 1–2 business days. You’ll receive a tracking number as soon as your order is ready for shipping.

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