Business Details
50+ Years
experience
Professional Boat Repair & Winterization Services
OPC Marine Service in Imperial, Missouri, has been dedicated to the boating industry since 1970, specializing in comprehensive boat repair and maintenance services. Our expertise spans Mercury Outboard, MerCruiser, and Sportjet systems, supported by a full in-house machine shop and onsite testing pond for diagnosing complex issues. With over 50 years of combined experience, our team undergoes continuous product training to stay ahead of technological advancements, ensuring efficient solutions for fishing boats to cruisers.As a Mercury, Outboard Jet, and Monster Tower dealer, we handle warranty work and hard-to-find problems while prioritizing rapid service to minimize downtime. Our commitment to fair treatment, transparency, and first-time accuracy reflects our deep understanding of clients' leisure needs and mechanical reliability.
Services
Mercruiser Winterization
Outboard Winterization
Annual Service
Mercury Service & Repair
Skeg Repair
Parts & Accessories
Onsite Testing Pond
Machine Shop
Repower Dealer
Details
- Year established: 1970
Highlights and features
- Our team has over 50 years of combined experience in boat repair.
- We specialize in Mercury Outboard, MerCruiser, and Sportjet systems.
- Service-only focus ensures faster turnaround for urgent repairs.
- Mercury-certified warranty and complex problem-solving expertise.
- Transparent diagnostics and fair pricing for all services.
What people say
Knowledgeable
Friendly
Fair pricing
Transparent feedback
Amazing experience
Services
Mercruiser Winterization
Our Mercruiser winterization packages protect inboard engines during off-season storage. Services include fluid stabilization, anti-freeze installation, gear lube checks, and trailer bearing maintenance. Three tiers accommodate four-cylinder, V6/V8, and Bravo engines, with optional upgrades for water pump impellers and ignition tune-ups. Pricing ranges from $285 to $870 based on engine complexity and required enhancements.
Outboard Winterization
Outboard winterization services ensure engine longevity through fuel stabilization, fogging, gear lube replacement, and system inspections. Basic packages start at $245, while premium options include water pump impeller replacement and fuel system rebuilds for $540. All services include speedo pickup cleaning and trailer bearing lubrication for complete winter readiness.
Annual Service
Comprehensive annual maintenance for 2-stroke outboards includes spark checks, fuel system rebuilds, gear lube replacement, and operational diagnostics. Prices range from $575 to $725 depending on engine size and complexity, with additional costs for carburetor rebuilds or seal replacements required beyond standard procedures.
Mercury Service & Repair
Specialized Mercury engine repair covers fuel systems, ignition components, and lower unit seals. Our Mercury-certified technicians perform pressure tests, alignment checks, and computer diagnostics to resolve complex issues. Services include warranty work and hard-to-find part sourcing through direct manufacturer partnerships.
Skeg and Cavitation Plate Repair
Professional skeg and cavitation plate repair restores optimal hydrodynamics and protects engine components. Our welders and machinists perform precision aluminum repairs and alignment adjustments to maintain boat performance and prevent further structural damage from impacts.
Questions
What winterization packages do you offer for inboard engines?
We offer three Mercruiser winterization tiers priced $285-$870, including fluid checks, anti-freeze installation, and optional upgrades for water pumps and ignition systems.
Do you provide annual maintenance for outboard motors?
Yes, our annual service includes spark checks, fuel system rebuilds, and gear lube replacement for 2-stroke outboards, priced $575-$725 based on engine complexity.
Are your technicians certified for Mercury warranty work?
Our team is Mercury-certified to perform warranty repairs and complex diagnostics, working directly with manufacturers for parts and technical support.
What hours are you open for boat service appointments?
We operate Monday-Friday 8:30 AM-6:00 PM. Emergency repairs require prior arrangement outside standard operating hours.
Can you repair cavitation plate damage on my boat?
Yes, our welders perform precision skeg and cavitation plate repairs to restore hydrodynamic efficiency and prevent further hull damage.
Reviews (4)
Richard Babb
Aug 24, 2021
Report
Excellent place to go if you need repair to your watercraft. Honest and very knowledgeable people. Highly recommend!
Tnt Rides
Dec 13, 2020
Report
These guys will do whatever they can to help. Spent more time with me on the phone than most and even in the busy season they get to work and get stuff done. Definty recommend and will be my go to. Knowledgeable Friendly and fair pricing. Definitely will recommend to fellow boaters.
Janaka Dias
Nov 19, 2020
Report
Jeremy and the OPC team were amazing. Our perfectly fine boat died and we took it here based on the reviews and other boat shop referrals. They quickly diagnosed it, gave transparent feedback on what was wrong and fixed it in the time that was promised. We will never go anywhere else!
John Fieser
Nov 18, 2020
Report
Jeremy and Jerry are great they will work with you and try to talk you thru your problems and if you can't solve the problem they will fix it .They got my old mercury starting and running like a top.
