Four-Stroke vs Two-Stroke Outboard Engines: A Complete Technical Guide for Boat Owners
The transition from two-stroke to four-stroke outboard engines is one of the most significant technological shifts in recreational marine history, and it was completed faster than almost anyone in the industry anticipated. Twenty-five years ago, the majority of the world's outboard fleet was powered by two-stroke engines. Today, four-stroke engines dominate the market above 25 horsepower,...