Description: What do they call that? A poor man's port job. Yup, and you can be assured it does help. If the Air / Fuel mixture were to come down the port and hit the flat face of a nail valve there would be less flow / more air fuel separation.
What do they call that? A poor man's port job. Yup, and you can be assured it does help. If the Air / Fuel mixture were to come down the port and hit the flat face of a nail valve there would be less flow / more air fuel separation.