Engines

How Trim Affects a Powerboat
Wondering how changing an outboard or trim tab's trim position affects your boat? We'll demonstrate both fore and aft and lateral changes, while trimming a twin outboard powerboat.
Firefighting in the Engine Compartment
If your boat has an access hole into the engine compartment for fire-fighting with a portable extinguisher, be sure to have the right type and the right nozzle.
Torqeedo Deep Blue Outboard and Hybrid: Electrifying Power
By adding hybrid technology, Torqeedo aims to boost the reach of low-impact propulsion.
The Outboard Expert: Outboards for Pontoon Boats
Blade area and depth are key to outboard performance on pontoon boats, and Evinrude has added to its Pontoon Series Outboard Line.
Mercury Racing Targets Auto World With Crate Engine Project
The day after the QC4v crate engine was unveiled, it earned SEMA’s coveted Global Media Award.
PCM Upgrade Available for Popular MerCruiser Engines
The Powertrain Control Module upgrades increase rpm limits, offering enhanced power and more propeller options.
Pod Drive Update: CAT Enters the Fray
Pod drive propulsion has taken the world of boating by storm since Volvo-Penta introduced its IPS pod drives less than a decade ago, and now there's a new player in the field.
Eliminator Boats 28-footer Breaks 170-mph Mark
John Heieie's catamaran is powered by twin 1,050-hp. supercharged engines.
How-To Special: Rebuild a Small Outboard Carburetor
If something’s gumming up the works in your small outboard’s carburetor—literally—it’s probably time for a rebuild.
5 Outboard Engine Quick Fix Tips
Don’t let these common outboard engine problems—which may be easy to fix—ruin your day of boating.

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