The 22hp Honda is an extremely powerful engine that is built with Honda quality to meet the rugged demands of hunters and fishermen. The largest air cooled Honda engine available, the 22hp is a must for the Honda purist. Ideal for 16′-20′ boats. Honda V Twins are the result of advanced engineering and the application of over 10 years of proven Honda overhead valve technology. The advanced design of Honda’s V-Twin engines gives you more power when and where you need it..