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11-10-2008, 10:15 PM

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brjensen71

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RE: speed engine- OS 91SZ-H ps-hyper ?

with a GMS 76 size muffler installed and 10% nitro ( had to slot the muffler mount holes by .035") :
APC 10X10 14800
APC 11X12 12400

got a header and Pipe on order to test next.

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