Coming from experience with a 2.5ltr..

If you are going to build one..

IT NEEDS TO HAVE FLANGE TOP SLEEVES AND BE CLOSE DECKED..!!!!
that is all...


If you cant afford the extra 5K to do this then buy a 207 with worked heads and youll still enjoy it..

P.S heads are where the power is....

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I'm a jockey kunts...