Re: Volvo 4.3 GS Horsepower ?
I think it depends on the year, beacuse the HP increased with the Vortec heads after the mid-1990's.<br /><br />The early 4.3 4-bbls were 190, but jumped to 205 or 210 with the Vortec engines. The two bbl engines started at 175 before Vortec.