Sierra 9240 Outboard Maintenance Kit - Mercury 40 HP, 3-cylinder, 4-stroke O/B's, Fits with S/N's 1C049739 and up
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Designed to provide a one-box solution to maintain the most popular Mercury outboard engine models ensuring best performance and reliability. Each time-saving kit includes everything needed for regular maintenance at appropriate service intervals. Includes high-quality spark plugs pre-gapped and ready for installation.
Kit Includes: High quality spark plugs pre-gapped and ready for installation Anode, Fuel Filter, Bolt , Impeller, Oil Filter, Water Pump Base, Thermostat, Water Pump, Repair Kit, Inline Fuel Filter, Trim Tab, aluminum, Anode, aluminum- High quality spark plugs pre-gapped and ready for installation
- Water pump kits, thermostats, and fuel filters specifically engineered for each model
- Aluminum anodes to prevent corrosion
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 3–4 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.