Similar to the W3 built by Anzani in 1906 three - cylinder air - cooled engine for motorcycle cruisers .
The W3 built by Anzani in 1906 is the Feuling W3 is a 180 horsepower ( 134 kW ; 182 PS ) .
Similar to the W3 built by Anzani in 1906 , the Feuling W3 is a 180 horsepower ( 134 kW ; 182 PS ) , three - cylinder air - cooled engine for motorcycle cruisers .