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Originally posted by TPIi: I am considering purchasing a set of these heads for a very good price, but am a little wary of the high compression that will be produced. Any experience with such. Maybe increase the chamber volume 6cc to 64 cc to lower the compression? |
Been running them for years, great head, IMO. As of right now, polishing the chambers on them. They are a low timing head, and with the polishing might even get em better. ie they like 28-32 total advance which is a good thing. I'm at 9.7 and wish it was more.