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On 11 Sep 2002, at 0:54, Marc Bona wrote: > Well, I plan on having Rimco basically rebuild a set of OEM type 3 > EFI heads that I have here, plus cut them for machine-in 88mm P&C's and > enlarge the valves while they're at it. One of the weaknesses of our heads is that they tend to crack across the space between the 2 valve seats. Installing larger valve seats just makes this weak spot even weaker. I have no doubt that larger valves will give you more power, but I suspect that you would sacrifice a good deal of durability, too. - ******************************* Jim Adney, jadney@vwtype3.org Madison, Wisconsin, USA ******************************* ------------------------------------------------ To unsubscribe, E-mail to: <type3-off@vwtype3.org> For more help, see http://vwtype3.org/list/