Camaro IROC-Z

Monday Mailbag: Camaro Questions: 305 or 350? Tranny Swap or Rebuild?

Got questions? We’ve got the answers—Mondays when the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re decoding mysteries of the IROC-Z.   J.M. • Lake City, FL Q: I have a 1988 Chevy Camaro IROC-Z with TPI. It has a four-speed automatic transmission with overdrive. I want to rebuild the transmission because

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