Marks Boat Services

06/03/2026

Had someone ask me if I came across a boat like this that needs an engine to let them know...
Well, I found one, but lost there contact info!
Was it you!

05/24/2026

Saturday projects... new bearings and seals on a tandem trailer, and spent some time bringing this 25hp Mariner back to life after sitting for a few years

05/14/2026

Another one sold!
Call today for details on our consignment process if you are looking to sell!

05/09/2026

Stiff steering?
97' Regal in the shop getting a new steering cable...No more using 2 hands to turn the wheel!

05/07/2026

Back-in again! Seasonal maintenence and a spring once over on this beast!

05/04/2026

Big or small, we fix them all...
This old girl is getting a new throttle cable along with a quick tune-up and other minor maintenance items!

05/02/2026

04/29/2026

Getting to know this Mercury Optimax pretty well...
Brought in with a no idle condition, tracked down to a torn tracker valve (pun intended).
Inspected the fuel regulator diaphragms (insert fancy tool), followed by new plugs, fuel filter and impeller, and some minor wiring clean-up.

04/28/2026

Only 35 hours, extended warranty, and loaded with premium options... Check out this 2023 Harris 250 Solstice, new to the market!

2023 Harris Solstice 250 Mercury Verado 300 - 35 Hours $117,900Delivery available anywhere in the U.S2023 Harris Solstice 250 Tritoon, Premium build sheet, trailer included! Only 35 hours (Mercury extended factory warranty good through 2028) and loaded with high-end options—this Solstice 250 is ab...

04/26/2026

2023 Harris Solstice 250 Tritoon, Premium build sheet, trailer included!
Only 35 hours and loaded with high-end options—this Solstice 250 is about as close to new as it gets without the price or wait.
-Mercury Verado 300 (35 hours)
-Performance Package 3.5 (triple toon performance)
-Evo Power Tower 2.0
-Dual Bimini setup
-Dual Simrad displays
-JL Audio premium sound
-Full LED lighting package (interior/exterior/underwater)
-Premium upholstery & high-end Harris fit/finish
-Spacious rear lounger layout
-Ample storage throughout
-Removable front jump seat
-Additional movable matching cooler
-Custom black bow table
-Ski/tow ready
-Includes all covers, life jackets, and other essentials
This is a well-optioned, hard-to-find setup with the 300 and 3.5 performance package
Turn-key and ready for the water.
Located in Sussex, WI, delivery available anywhere in the U.S.

Asking $114,900

Message for more info or to set up a showing. Video tour link in comments!