100 hours (or once a year — whichever comes first) is your foundation service. Skip it and every other service interval gets more expensive. Here is the full Fox Marine 100-hour checklist for Yamaha, Mercury, Suzuki, Honda, Tohatsu, and Evinrude/Johnson outboards.
Need this done on your boat?
Fastest turnaround shop in Vero Beach. Call, text, or request a quote online — we'll get you on the schedule.
The full 100-hour list
- Engine oil drain + manufacturer-spec synthetic refill
- Engine oil filter
- Primary (engine-mounted) fuel filter
- Secondary (water-separating) fuel filter / 10-micron canister
- Spark plugs replaced to OEM spec, torqued by hand
- Lower-unit gear oil — drain, inspect for moisture, refill
- Anode inspection on powerhead, mid-section, and transom bracket
- Battery load test and terminal cleaning
- Visual inspection of fuel lines, primer bulb, and clamps
- Throttle, shift, and steering linkage lubrication
- Cooling tell-tale flow check and pressure verification
- Computer scan for stored fault codes (YDS / DDT / CDS)
What you'll get from Fox Marine
- Photos of all wear items before and after service, attached to your boat profile
- Saved digital service record (so you can prove maintenance at resale)
- 10% discount on parts and labor when you're a member of The Den
- Same-day or next-day turnaround on most single-engine 100-hour services
FAQs
How long does a 100-hour service take?
Single-engine: about 2-3 hours of shop time. Twins and triples we schedule as a half-day. We text you when it's ready.
What does a 100-hour service cost?
Pricing depends on horsepower and number of motors — request a quote and we'll text you a flat-rate number same day.
Skip the maintenance headache.
Monthly turnkey care for $149* — we run your batteries, flush, check anodes, and remind you what's due. Members save 10% on all repair work.
Related Guides
How to follow Yamaha's 100/300/1000-hour maintenance schedule when you run your outboard in Vero Beach saltwater. Built by a 20-year Treasure Coast shop.
Water pump, thermostats, anodes, and a full 100-hour service rolled in. Why the 300-hour interval is the most important service you'll do on an outboard.