How much $$ does a 2mm bore (416) and some intake/exhaust job cost? (ball park figure). Does a 3angle valve job make a noticeable difference in power.
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How much $$ does a 2mm bore (416) and some intake/exhaust job cost? (ball park figure). Does a 3angle valve job make a noticeable difference in power.
A good port job will cost about $250.00 to $350.00, I paid $325.00 for mine. I paid $50.00 to have my cylinder bored from stock to 87mm.