D David New member Dec 6, 2009 #1 I have a 1986 GMC K20 Sierra Classic with a 350 small block that has been rebuilt this month and its got a new RV cam. How much horsepower and torque would i expect from my engine
I have a 1986 GMC K20 Sierra Classic with a 350 small block that has been rebuilt this month and its got a new RV cam. How much horsepower and torque would i expect from my engine