Key West 186 Sportsman Key Specifications
- LOA: 18'6"
- Beam: Approximately 7'6"
- Dry Weight: Approximately 1,650 lbs
- Deadrise: 19°
- Max HP: 150 HP
- Fuel Capacity: 40 gallons
Cover Features
- Material: Solution-dyed marine fabric
- T-Top Integration: Fitted cutouts for T-Top legs
- Colors: Navy, Black, Charcoal
- Trailerable: Yes – highway-ready fit
- Warranty: Manufacturer warranty included
Additional information
Choose Your Cover Fabric
7 oz. Polyester — Our entry-level marine cover fabric, woven from 100% polyester fiber at a 7 oz. per linear yard weight. This lighter option keeps the cover manageable for solo handling while still delivering reliable protection against sun, rain, and debris. Backed by a 3-year fabric warranty. Ships in Black.
9 oz. Polyester — Step up to our heavy-duty polyester, engineered at 9 oz. per linear yard for boats that face tougher conditions or extended outdoor storage. The denser weave adds an extra layer of defense against abrasion and weather without adding unnecessary bulk. Protected by a 5-year fabric warranty. Ships in Navy or Black.
Sunbrella® — For boaters who want the best, our Sunbrella covers use 100% solution-dyed acrylic — the same fabric trusted by marine professionals worldwide. Naturally resistant to fading, mold, and water damage, Sunbrella holds its color and integrity season after season. Covered by a 6-year fabric warranty. Ships in Black, Smoke, or Marine Blue.
Both polyester options feature solution-dyed construction, where pigment is infused into each fiber during production rather than applied to the surface afterward. This process locks color deep into the material, preventing any dye transfer to your boat’s gel coat or finish. The result is a cover that stays vibrant without bleeding or rubbing off. Our polyester is also designed to breathe — it allows moisture trapped underneath to vent out naturally, reducing the risk of mildew and keeping your boat dry. The fabric holds its form without sagging or stretching over time, stays lightweight enough for one person to handle, and stands up to prolonged UV exposure and harsh marine weather.
*The warranty periods above are provided by the fabric manufacturer and cover the material itself. For details on what’s included in the warranty for your completed cover, please see our warranty page.
7 oz. Polyester — Our entry-level marine cover fabric, woven from 100% polyester fiber at a 7 oz. per linear yard weight. This lighter option keeps the cover manageable for solo handling while still delivering reliable protection against sun, rain, and debris. Backed by a 3-year fabric warranty. Ships in Black.
9 oz. Polyester — Step up to our heavy-duty polyester, engineered at 9 oz. per linear yard for boats that face tougher conditions or extended outdoor storage. The denser weave adds an extra layer of defense against abrasion and weather without adding unnecessary bulk. Protected by a 5-year fabric warranty. Ships in Navy or Black.
Sunbrella® — For boaters who want the best, our Sunbrella covers use 100% solution-dyed acrylic — the same fabric trusted by marine professionals worldwide. Naturally resistant to fading, mold, and water damage, Sunbrella holds its color and integrity season after season. Covered by a 6-year fabric warranty. Ships in Black, Smoke, or Marine Blue.
Both polyester options feature solution-dyed construction, where pigment is infused into each fiber during production rather than applied to the surface afterward. This process locks color deep into the material, preventing any dye transfer to your boat’s gel coat or finish. The result is a cover that stays vibrant without bleeding or rubbing off. Our polyester is also designed to breathe — it allows moisture trapped underneath to vent out naturally, reducing the risk of mildew and keeping your boat dry. The fabric holds its form without sagging or stretching over time, stays lightweight enough for one person to handle, and stands up to prolonged UV exposure and harsh marine weather.
*The warranty periods above are provided by the fabric manufacturer and cover the material itself. For details on what’s included in the warranty for your completed cover, please see our warranty page.
| Weight | 28 lbs |
|---|
Install
Please watch the video below for installation instructions!
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Frequently Asked Questions
The 186's 19° deadrise is significantly deeper than the 176's approximately 15°, creating a more pronounced V-shaped hull. This deeper V improves offshore performance and rough-water handling but requires a custom cover pattern that accounts for the steeper, more curved hull sides. Our 186-specific cover is designed to this geometry, ensuring proper tension and no loose fabric at the waterline.
Yes, black is actually an excellent choice for sun-exposed storage. The dark color provides maximum UV protection for your hull and interior. Solution-dyed black fabric won't chalk or fade like inferior painted covers, and it actively helps keep the boat cooler by absorbing rather than reflecting heat during the day. Many 186 owners in sunny climates choose black specifically for this reason.
The cover wraps below the T-Top hardtop, so any equipment mounted to the hardtop itself sits completely above the cover line. Hardtop-mounted antennas, GPS/chartplotters, and VHF radios won't interfere. However, if you've added rod holders or console-mounted cameras to the gunwales above the cover's edge, notify us so we can adjust the fit to accommodate.
The 186 weighs about 350 lbs more (1,650 lbs vs. 1,300 lbs) and has a 7'6" beam versus 7'4". Most mid-size SUVs and half-ton trucks tow it comfortably, though some anglers prefer a 3/4-ton setup for very rough roads. The extra width requires a slightly wider trailer, but towing speed and highway stability are identical. With the T-Top cover installed, you'll barely notice the additional weight.
Yes. The 19° V-hull and 150 HP single outboard make the 186 surprisingly capable for nearshore and light offshore work — reef trips, near-bottom fishing, and runs to structure in moderate seas. It's not a dedicated offshore boat like a 30+ footer, but it punches well above its weight class for a boat this size. The T-Top provides shade during longer offshore runs, and the cover protects your investment after demanding days on the water.
The wider beam provides more gunwale surface for the cover straps to grip, actually improving security during trailering. The wider hull profile means the cover requires a slightly larger footprint, but our pattern-cut approach ensures zero excess fabric. Installation takes the same 5-10 minutes as any custom cover.
For nearshore trips (5-15 miles offshore), 40 gallons typically provides 4-6 hours of run time at cruise speed, giving you 2-3 hours on the fishing grounds before heading back. For dedicated offshore anglers, the limited range might be frustrating, but for weekend explorers fishing reefs and wrecks nearby, it's perfectly adequate.
Our covers use an integrated strap-and-buckle system that distributes tension evenly across the gunwale and cabin area without relying on center attachment points. The straps feature soft-contact backing that won't pinch, scratch, or damage gel coat. Proper installation takes just minutes, and the cover won't shift in wind or during highway towing.
Custom covers typically ship within 3-5 business days after order confirmation. Lead times may extend slightly during peak season (spring/early summer) or for unusual boat configurations. Expedited options are available; contact our sales team for rush delivery details and pricing.
All our Key West covers come in three marine-grade colors: Navy blue, Black, and Charcoal gray. Each is solution-dyed for superior UV and fade resistance compared to painted alternatives. Black is the most popular for the 186, but all three colors are equally durable. Choose based on your aesthetic preference and storage location.
⏱️ Current lead time: 1–3 weeks — every cover is custom-made for your boat.
Questions about fit? Call (561) 677-2628
Questions about fit? Call (561) 677-2628
Key West 186 Sportsman T-Top Boat Cover — Deeper V-Hull Versatility
The Key West 186 Sportsman steps up the performance envelope without abandoning the angler-friendly DNA that makes Sportsman boats so popular. At 18’6″, with a deeper 19° V-hull, the 186 handles choppy inshore conditions and light offshore conditions with composure. The 150 HP single outboard provides responsive acceleration and fuel efficiency, while the 40-gallon tank supports extended trips to nearshore reefs and drop-offs.
This is the crossover boat for anglers who don’t want to sacrifice shallow-water capability for blue-water seaworthiness. The 186’s beam of approximately 7’6″ provides a wider, more stable platform than the compact 176, yet it remains fully trailerable behind a mid-size vehicle. Our custom-fitted T-Top boat cover wraps the 186’s deeper V-hull perfectly, with fitted cutouts allowing the hardtop legs to pass through the fabric while the hull below stays sealed against UV, rain, and salt spray.
The Mid-Range Fishing Sweet Spot
With a dry weight near 1,650 lbs and a 19° deadrise, the 186 Sportsman delivers the best of both worlds: stability in rough water and the ability to slide into shallow drafts when needed. The wider beam makes the cockpit feel roomy without sacrificing the nimble handling that makes day-tripping enjoyable.
Stored under cover, your 186 stays protected from the seasonal wear that plagues exposed boats. Our Key West T-Top covers are engineered to resist fading and mildew while maintaining the boat’s showroom appearance year after year. Anglers stepping up from the 176 Sportsman T-Top will appreciate the wider beam and deeper hull confidence.
Built for Dock Lift and Trailer Storage
Whether your 186 lives on a boat lift or gets trailered frequently, our T-Top cover conforms perfectly to the Sportsman’s iconic gunnels and cabin profile. The integrated buckle system distributes cover tension evenly, preventing chafe and pinching on the widened beam. The fitted leg cutouts mean zero fumbling with fabric corners — the cover aligns exactly on first installation and stays put through highway towing and seasonal weather.
The 186 is popular with family anglers who appreciate the extra cabin space and wider platform. The T-Top provides shade for spouses and kids who don’t fish all day, and the cover ensures everyone’s comfort — protecting cabin fabric, cockpit upholstery, and electronics from sun and salt-spray degradation.
Color & Durability for the 186
Black is the signature choice for the 186 — it projects a refined, businesslike aesthetic that ages beautifully when properly maintained. Solution-dyed black resists chalking and fading far better than paint-coated alternatives, and the dark color actively works against UV penetration, protecting your boat’s topside fabric and gel coat.
Charcoal and Navy options are also available for anglers with different aesthetics or storage conditions. Charcoal is ideal for boats stored in direct sun; Navy works beautifully on boats under covered lifts or canopies.
Crossover Capability, Covered Peace of Mind
The 186 Sportsman bridges the gap between inshore workhorse and light offshore explorer. Whether you’re fishing the shallows one weekend and exploring reef structure the next, your boat needs protection that matches its versatility. Our T-Top cover does exactly that — engineered for the deeper V-hull geometry, fitted perfectly for the wider beam, and ready to trailer to your next destination. Check our color options and get your 186 covered today, or compare with the Key West 189 FS T-Top cover if you’re eyeing a similar-sized FS model.
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