keeldraggervideo
Repowering a Valiant 40 Sailboat with a Beta Marine 35 Engine
October 11, 2022 · 12 min · 2K views
What this video covers
Mark repowers his Valiant 40 by replacing an aging Volvo Penta engine with a new Beta Marine 35.0:30 The installation requires glass work on the stringers to ensure proper alignment between the engine, V-drive transmission, and prop shaft.2:27 The mechanic removes the difficult-to-access dual Dahl 101 fuel-water separators, replacing them with a single, accessible Racor 500 unit.5:22 The engine room receives a fresh coat of paint, a new seawater strainer, and a new water-lift muffler with updated exhaust hoses.2:27 Mark simplifies the fuel system by removing unnecessary valves and a remote oil filter.4:01 He integrates a NEMA 2000 module to display engine vitals on the boat's chart plotters.6:25 After a successful static test and initial sea trial, the Beta Marine 35 runs quieter than the previous Volvo Penta.8:40 Additionally, Mark installs a Starlink system, achieving 66 Mbps download speeds for remote work.9:47 The boat is towed to Marina Shipyard for a scheduled haul-out to upgrade the raw water intake through-hull fitting.11:41
Boats in this video
More from keeldragger
From keeldragger — see the channel’s boat, crew, and every analyzed video.
The Sailing Directory Newsletter
One email with the fleet's best finds — the moments, boats, and stories worth your watch time. Enter your own address to get your own copy.



