1999 Maxum 4100 SCR

Key Highlights

•Twin Cummins diesel power

•Major drivetrain updates (2024–2025)

•Modern Raymarine electronics suite

•New A/C system (2026)

•Upgraded cockpit & entertainment features

•Professionally maintained with recent bottom job & detail

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Engine & Performance

Powered by twin Cummins 6BTA 5.9L diesel engines (330 HP each) — a highly regarded platform known for durability, fuel efficiency, and long service life.

Engine Specs:

•Twin Cummins 6BTA 5.9L inline 6-cylinder diesels

•330 HP @ 2800 RPM  

•Turbocharged & aftercooled

•Direct injection fuel system

•5.9L displacement (359 cu in)  

•Proven mechanical platform (easy to service, widely supported)

These engines are widely respected in both recreational and commercial marine applications for their reliability and strong mid-range torque.  

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Mechanical & Engine Updates

MAY 2026 UPGRADES

- Bronze sea valves & scoops

- Raymarine RV220 transducers (pair) for side band sonar (upgrade)

- 24v bow thruster w/ joystick controller (upgrade)

- Port side shaft seal

•After coolers replaced – May 2025

•All heat exchangers drained, flushed & new coolant – 2025

•Oil & transmission fluid service – October 2025

•Starboard transmission rebuilt – June 2024

•Port transmission replaced new – August 2025

•All (3) 8D batteries + generator battery replaced within last 2 years

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Electronics & Navigation (2021 Upgrade)

Installed by Joplin Marine Solutions:

•Twin Raymarine Axiom 12” touchscreen MFDs

•GPS with Navionics

•Side-scan sonar

•AIS system

•Radar

•Starlink antenna & receiver

•(2) VHF radios with MMSI & GPS

•Fusion cockpit entertainment system

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Deck & Cockpit Upgrades

•New cockpit upholstery – April 2025

•Transom shower installed

•New fenders & fender racks

•New shore power cable

•New icemaker & wet bar faucet – December 2025

•LED cockpit courtesy lighting – 2025

•Full camper canvas enclosure

•A/C cools cockpit comfortably in summer with enclosure on

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Ground Tackle

•New anchor windlass motor – October 2025

•New chain + 220’ of 5/8” rode

•Helm-mounted windlass remote

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Interior & Comfort

•New 16,000 BTU A/C (port side) – February 18, 2026

•New toilet seat – February 18, 2026

•Spacious cabin layout with ample seating and overnight accommodations

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Maintenance & Condition

•Professionally cleaned monthly

•Bottom job completed – July 2025

•Wet sand & buff – October 2025