Man!!! why are you rebuilding at 110K?? I bought my 87 with 115K on it and up to a few weeks ago before i sent my A-trim in to be upgraded, i was running 12.0's @ 115 with stock heads and 245K on it!! As long as the oil has been changed, they will almost last forever.
Jarrod
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87GT Vortech S-trim, 155intank pump, 24# injectors, 75mm pro-m, cobra intake, exhaust, 3.73's, mega bite jr's, Central coastal mustangs drag springs and some other freebies.