• Slide: The Image of 2003 Sea Ray 340 Sundancer docked in a covered marina. - 1The Image of 2003 Sea Ray 340 Sundancer docked in a covered marina. - 1
  • Slide: The Image of 2003 Sea Ray 340 Sundancer docked in a covered marina, side view. - 2The Image of 2003 Sea Ray 340 Sundancer docked in a covered marina, side view. - 2
  • Slide: The Image of 2003 Sea Ray 340 Sundancer docked in a marina, featuring a spacious deck and seating area. - 3The Image of 2003 Sea Ray 340 Sundancer docked in a marina, featuring a spacious deck and seating area. - 3
  • Slide: The Image of 2003 Sea Ray 340 Sundancer docked in a marina, featuring sleek white design. - 4The Image of 2003 Sea Ray 340 Sundancer docked in a marina, featuring sleek white design. - 4
  • Slide: The Image of 2003 Sea Ray 340 Sundancer docked in a covered marina. - 5The Image of 2003 Sea Ray 340 Sundancer docked in a covered marina. - 5
  • Slide: The Image of 2003 Sea Ray 340 Sundancer docked in a covered marina. - 6The Image of 2003 Sea Ray 340 Sundancer docked in a covered marina. - 6
  • Slide: The Image of 2003 Sea Ray 340 Sundancer interior with curved seating and blue carpet. - 7The Image of 2003 Sea Ray 340 Sundancer interior with curved seating and blue carpet. - 7
  • Slide: The Image of 2003 Sea Ray 340 Sundancer interior with seating and sink, docked by the water. - 8The Image of 2003 Sea Ray 340 Sundancer interior with seating and sink, docked by the water. - 8
  • Slide: The Image of 2003 Sea Ray 340 Sundancer interior with built-in refrigerator. - 9The Image of 2003 Sea Ray 340 Sundancer interior with built-in refrigerator. - 9
  • Slide: The Image of Open refrigerator on 2003 Sea Ray 340 Sundancer boat, showcasing interior storage space. - 10The Image of Open refrigerator on 2003 Sea Ray 340 Sundancer boat, showcasing interior storage space. - 10
  • Slide: The Image of 2003 Sea Ray 340 Sundancer interior with white seating and blue carpet. - 11The Image of 2003 Sea Ray 340 Sundancer interior with white seating and blue carpet. - 11
  • Slide: The Image of Captain's seat on 2003 Sea Ray 340 Sundancer yacht, featuring white upholstery and blue accents. - 12The Image of Captain's seat on 2003 Sea Ray 340 Sundancer yacht, featuring white upholstery and blue accents. - 12
  • Slide: The Image of 2003 Sea Ray 340 Sundancer cockpit with white leather seats and wooden dashboard. - 13The Image of 2003 Sea Ray 340 Sundancer cockpit with white leather seats and wooden dashboard. - 13
  • Slide: The Image of 2003 Sea Ray 340 Sundancer cockpit with dual white leather seats and wooden dashboard. - 14The Image of 2003 Sea Ray 340 Sundancer cockpit with dual white leather seats and wooden dashboard. - 14
  • Slide: The Image of 2003 Sea Ray 340 Sundancer navigation system with Raymarine display. - 15The Image of 2003 Sea Ray 340 Sundancer navigation system with Raymarine display. - 15
  • Slide: The Image of Dashboard of 2003 Sea Ray 340 Sundancer with navigation display and warning labels. - 16The Image of Dashboard of 2003 Sea Ray 340 Sundancer with navigation display and warning labels. - 16
  • Slide: The Image of Fusion MS-NRX300 marine stereo on 2003 Sea Ray 340 Sundancer dashboard. - 17The Image of Fusion MS-NRX300 marine stereo on 2003 Sea Ray 340 Sundancer dashboard. - 17
  • Slide: The Image of 2003 Sea Ray 340 Sundancer helm with navigation system and wooden steering wheel. - 18The Image of 2003 Sea Ray 340 Sundancer helm with navigation system and wooden steering wheel. - 18
  • Slide: The Image of 2003 Sea Ray 340 Sundancer interior with cozy seating and stylish wood cabinetry. - 19The Image of 2003 Sea Ray 340 Sundancer interior with cozy seating and stylish wood cabinetry. - 19
  • Slide: The Image of 2003 Sea Ray 340 Sundancer interior with kitchenette, wood cabinets, and sink. - 20The Image of 2003 Sea Ray 340 Sundancer interior with kitchenette, wood cabinets, and sink. - 20
  • Slide: The Image of 2003 Sea Ray 340 Sundancer interior with built-in microwave and control panel. - 21The Image of 2003 Sea Ray 340 Sundancer interior with built-in microwave and control panel. - 21
  • Slide: The Image of Cabinet in 2003 Sea Ray 340 Sundancer with toaster and coffee maker. - 22The Image of Cabinet in 2003 Sea Ray 340 Sundancer with toaster and coffee maker. - 22
  • Slide: The Image of 2003 Sea Ray 340 Sundancer kitchen with built-in electric stove and wooden cabinetry. - 23The Image of 2003 Sea Ray 340 Sundancer kitchen with built-in electric stove and wooden cabinetry. - 23
  • Slide: The Image of Luxurious 2003 Sea Ray 340 Sundancer cabin with cozy bed and elegant interior. - 24The Image of Luxurious 2003 Sea Ray 340 Sundancer cabin with cozy bed and elegant interior. - 24
  • Slide: The Image of Luxurious interior of 2003 Sea Ray 340 Sundancer yacht with plush seating and modern amenities. - 25The Image of Luxurious interior of 2003 Sea Ray 340 Sundancer yacht with plush seating and modern amenities. - 25
  • Slide: The Image of Luxurious interior of 2003 Sea Ray 340 Sundancer with plush seating and elegant decor. - 26The Image of Luxurious interior of 2003 Sea Ray 340 Sundancer with plush seating and elegant decor. - 26
  • Slide: The Image of 2003 Sea Ray 340 Sundancer cabin interior with seating and ambient lighting. - 27The Image of 2003 Sea Ray 340 Sundancer cabin interior with seating and ambient lighting. - 27
  • Slide: The Image of Interior of 2003 Sea Ray 340 Sundancer yacht with cozy seating and ambient lighting. - 28The Image of Interior of 2003 Sea Ray 340 Sundancer yacht with cozy seating and ambient lighting. - 28
  • Slide: The Image of Open cabinet with coiled hoses inside a 2003 Sea Ray 340 Sundancer boat. - 29The Image of Open cabinet with coiled hoses inside a 2003 Sea Ray 340 Sundancer boat. - 29
  • Slide: The Image of 2003 Sea Ray 340 Sundancer bathroom with sink, toilet, and mirror cabinet. - 30The Image of 2003 Sea Ray 340 Sundancer bathroom with sink, toilet, and mirror cabinet. - 30
  • Slide: The Image of 2003 Sea Ray 340 Sundancer interior with wooden cabinetry and compact refrigerator. - 31The Image of 2003 Sea Ray 340 Sundancer interior with wooden cabinetry and compact refrigerator. - 31
  • Slide: The Image of Open refrigerator inside 2003 Sea Ray 340 Sundancer yacht, showcasing interior shelving. - 32The Image of Open refrigerator inside 2003 Sea Ray 340 Sundancer yacht, showcasing interior shelving. - 32
  • Slide: The Image of 2003 Sea Ray 340 Sundancer interior wiring compartment with cables and connectors. - 33The Image of 2003 Sea Ray 340 Sundancer interior wiring compartment with cables and connectors. - 33
  • Slide: The Image of Engine compartment of 2003 Sea Ray 340 Sundancer with twin Mercury engines. - 34The Image of Engine compartment of 2003 Sea Ray 340 Sundancer with twin Mercury engines. - 34
  • Slide: The Image of Control panel of a 2003 Sea Ray 340 Sundancer boat with hour meter and circuit breaker. - 35The Image of Control panel of a 2003 Sea Ray 340 Sundancer boat with hour meter and circuit breaker. - 35
  • Slide: The Image of Engine compartment of 2003 Sea Ray 340 Sundancer with twin Mercury engines. - 36The Image of Engine compartment of 2003 Sea Ray 340 Sundancer with twin Mercury engines. - 36
  • Slide: The Image of 2003 Sea Ray 340 Sundancer docked under a covered marina. - 37The Image of 2003 Sea Ray 340 Sundancer docked under a covered marina. - 37
  • Slide: The Image of Electrical panel inside a 2003 Sea Ray 340 Sundancer yacht cabin. - 38The Image of Electrical panel inside a 2003 Sea Ray 340 Sundancer yacht cabin. - 38
  • Slide: The Image of Control panel of a 2003 Sea Ray 340 Sundancer boat with radio and switches. - 39The Image of Control panel of a 2003 Sea Ray 340 Sundancer boat with radio and switches. - 39
  • Slide: The Image of Storage compartment in a 2003 Sea Ray 340 Sundancer boat interior. - 40The Image of Storage compartment in a 2003 Sea Ray 340 Sundancer boat interior. - 40
  • Slide: The Image of 2003 Sea Ray 340 Sundancer docked in a marina, rear view. - 41The Image of 2003 Sea Ray 340 Sundancer docked in a marina, rear view. - 41
  • Slide: The Image of 2003 Sea Ray 340 Sundancer docked in a marina under a covered structure. - 42The Image of 2003 Sea Ray 340 Sundancer docked in a marina under a covered structure. - 42
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2003 Sea Ray 340 Sundancer

$62,900

$69,900

Used

Boat in Lake Ozark, MO 65049 US

builtBuilt in 2003
Year the boat was built
model

340 Sundancer

Boat model
engine

2 Engines (2x Mercury)

Engine type and count
length

37.5 feet

Overall boat length
fuel

Gas

Fuel type
material

Fiberglass/Reinforced

Hull material

2003 SEA RAY 340 SUNDANCER w/Twin 370hp 8.1S Horizon motors

Clean Sea Ray 340 Sundancer that has been buffed, waxed and bottom painted in February 2025. The boat has been at Lake of the Ozark since April 2016 and had been on Lake Texoma when purchased by current owners. The motors have been fully serviced with new seawater pumps in 2025, the Starboard motor has 720 hours of use and the Port motor is a new long block with 7 hours on it. The Kohler generator has 943 hours of use and was serviced in 2022 with new impeller and hasn't been run since. Call now to schedule an appointment to see this nice 340 Sundancer.

Disclaimer

The Company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.

Nominal Length
37.5ft
Length Overall
37.5ft
Beam
12ft
Max Draft
2.67ft
Deadrise At Transom
21deg
Dry Weight
14600lb
Cabins
1
Heads
1
Fresh Water Tanks
40gal
Fuel Tanks
225gal
Holding Tanks
28gal
Windlass
electric-windlass
Hull Material
fiberglass
Hull Shape
deep-vee
Engine 1
Engine Make
Mercury
Engine Model
8.1S Horizon
Total Power
370hp
Engine Hours
7
Engine Type
inboard
Fuel Type
gasoline
Engine Year
2003
Drive Type
v
Engine 2
Engine Make
Mercury
Engine Model
8.1S Horizon
Total Power
370hp
Engine Hours
720
Engine Type
inboard
Fuel Type
gasoline
Engine Year
2003
Drive Type
v
Manufacturer Provided Description

The Sea Ray 340 Sundancer features high performance, comfort, and quality, combined in one sleek cruising package. Powered by twin MX6.2L MPI MerCruiser V-drives, the 340 Sundancer has plenty of power. Her sleeping accommodations for six means ample accommodations for family and friends.

Engine Notes

MerCruiser 8.1 S Horizons with V-Drives.

Disclaimer

The Company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.

Price History

DateEventPrice
4/7/26Price decreased$62,900(-10.0%)
7/12/25Price decreased$69,900(-6.7%)
6/28/25Initial price$74,900

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2003 Sea Ray 340 Sundancer. Enter your down payment, choose a loan term, and adjust the interest rate to see an instant payment estimate — ideal if you're calculating boat payments before you enquire. Wondering how much does a Power Cruiser cost in today's market, or how much does a Sea Ray cost for similar models? This boat financing calculator helps you compare scenarios in seconds, whether you're considering used boat financing or a new purchase.
Monthly payment
$713.90/mo
$
$
Loan amount$ 62,900
OR
%

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2003 Sea Ray 340 Sundancer. Enter your down payment, choose a loan term, and adjust the interest rate to see an instant payment estimate — ideal if you're calculating boat payments before you enquire. Wondering how much does a Power Cruiser cost in today's market, or how much does a Sea Ray cost for similar models? This boat financing calculator helps you compare scenarios in seconds, whether you're considering used boat financing or a new purchase.
Monthly payment
$713.90/mo
$
$
Loan amount$ 62,900
OR
%

Contact Big Thunder Marine

3534 Osage Beach Parkway, Osage Beach, MO, 65065

By checking this box, I consent to receive recurring marketing text messages, phone calls, and emails from Big Thunder Marine at the number and email provided, including messages sent using an autodialer or prerecorded voice. Message frequency varies. Message and data rates may apply. Reply STOP to opt out or HELP for assistance. Consent is not a condition of purchase. We'll also send helpful email updates about your boat search. You can unsubscribe whenever you like. See Terms of Use and Privacy Policy.

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Address

3534 Osage Beach Parkway
Osage Beach, MO 65065

Boat Location

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Contact Big Thunder Marine about 2003 Sea Ray 340 Sundancer

3534 Osage Beach Parkway, Osage Beach, MO, 65065

By checking this box, I consent to receive recurring marketing text messages, phone calls, and emails from Big Thunder Marine at the number and email provided, including messages sent using an autodialer or prerecorded voice. Message frequency varies. Message and data rates may apply. Reply STOP to opt out or HELP for assistance. Consent is not a condition of purchase. We'll also send helpful email updates about your boat search. You can unsubscribe whenever you like. See Terms of Use and Privacy Policy.

Contact Big Thunder Marine

3534 Osage Beach Parkway, Osage Beach, MO, 65065

By checking this box, I consent to receive recurring marketing text messages, phone calls, and emails from Big Thunder Marine at the number and email provided, including messages sent using an autodialer or prerecorded voice. Message frequency varies. Message and data rates may apply. Reply STOP to opt out or HELP for assistance. Consent is not a condition of purchase. We'll also send helpful email updates about your boat search. You can unsubscribe whenever you like. See Terms of Use and Privacy Policy.

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