mikeytheriot
Member
I need to know what is the dif
I need to know what is the difference in fuel consumption between a 4-valve head with n-60's and 2-valve with n-60's on a 4-71 and horsepower difference. 1 mech 2 another'thanks
I need to know what is the difference in fuel consumption between a 4-valve head with n-60's and 2-valve with n-60's on a 4-71 and horsepower difference. 1 mech 2 another'thanks