Warranty
Marine Inboard Specialists Warranty Policy
Effective as of July 2025
At Marine Inboard Specialists, we take pride in supplying reliable marine engines, generators, and propulsion systems—backed by decades of real-world experience and dependable after-sales support. Our warranty policy is designed to give you peace of mind, ensuring your purchase is protected and supported by both us and the manufacturers we represent.
This document outlines your rights under U.S. law and the warranty coverage offered by the manufacturers whose engines we supply.
Your Warranty Coverage Overview
1. Statutory Warranty (U.S. Law)
All new products sold by Marine Inboard Specialists include a 12-month warranty against manufacturing defects in materials and workmanship, beginning from the date of delivery.
Coverage includes:
- Repair or replacement of defective components
- Partial or full refunds if repair or replacement is not viable
2. Manufacturer Warranties by Brand
Each marine engine or component we sell includes an official manufacturer’s warranty, which often extends beyond the standard statutory coverage.
Warranty Coverage Summary:
| Brand | Standard Warranty | Extended Options |
|---|---|---|
| Yanmar Marine | 2-year limited warranty (5-year option for pleasure use) | Yes |
| Volvo Penta | 2–3 years on engines, drives, and controls | Yes |
| Mercury Marine | 2 years standard (up to 4 years for SeaCore models) | Yes |
| Cummins Marine | 1 year standard; up to 6 years for major components | Yes |
| Indmar | 5-year transferable warranty (Raptor Series) | Yes |
| Marine Power USA | 1-year parts and labor (max $500 reimbursement) | Case by case |
| Caterpillar Marine | 12-month coverage; up to 60 months with ESC | Yes |
| MAN Engines | 2-year warranty, extendable to 5 years | Yes |
| Scania Marine Engines | 1-year warranty, with extended coverage available | Yes |
| Ilmor Marine Engines | 2-year/480-hour limited warranty, with optional extension | Yes |
Note: Please consult your specific manufacturer’s documentation for exact warranty terms and eligibility.
How to File a Warranty Claim
For U.S.-Based Customers
- Identify the Issue
Begin by consulting the product’s owner manual or maintenance schedule. - Contact Us
Email: support@marineinboardspecialists.com
Phone: +1 (419) 452-4869 - Submit the Following
- Proof of purchase (invoice or receipt)
- Engine serial number
- Description of the issue, including photos if applicable
- We’ll Coordinate the Next Steps
Based on the product and warranty terms, we’ll either handle the claim directly or help you initiate the process with the manufacturer.
For International Customers
- Consult the Manual First
Eliminate basic troubleshooting issues by reviewing the user manual. - Contact a Local Authorized Dealer
If you need help finding one, reach out to us or visit the manufacturer’s website. - Gather Documentation
- Original purchase receipt
- Engine serial number
- Details of the issue and attempted resolutions
- Follow Local Procedures
The authorized dealer in your country will handle the repair, replacement, or inspection as needed.
Warranty Exclusions and Conditions
Warranties may be voided under the following circumstances:
- Installation or service performed by unauthorized personnel
- Use of non-approved fluids, parts, or accessories
- Failure to follow the manufacturer’s maintenance schedule
- Misuse, neglect, or evidence of tampering
- Normal wear and tear of consumable parts
It is the customer’s responsibility to retain detailed maintenance records, which may be requested during the claim process.
Contact Us
We’re here to assist with any warranty-related questions or concerns. When you call us, you speak with real engine specialists—not outsourced agents or automated systems.
Marine Inboard Specialists
730 E Washington St, Sandusky, OH 44870
Phone: +1 (419) 452-4869
Email: support@marineinboardspecialists.com
Final Note
Buying from Marine Inboard Specialists means more than getting a high-quality marine engine. It means having a reliable partner who supports you after the sale. From proper maintenance to warranty coverage, our team ensures you have everything needed to protect your investment—on land or at sea.