More information required.
305 horsepower
305
235 horse is stock on 98 305
the 1986 Chevy truck 305 HO produced 180 hp
about 165 hp
they were available from 140-185 hp.
Advertised horsepower is---140 HP @ 4000 RPMs.
The 305 HO was the highest power version.
About 280 horses.
Need to know the year.
140-185 depending on the application.
HORSEPOWER FOR MOST 305 90 MODELS ENGINES IS AROUND 170