Trick Flow Heads on Engine Power.

67autocross said

Are the trick flows SBM heads even selling...they have been around for at least a year and l don’t see a lot of builds with them so far

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Someone, I think it was @pittsburghracer , mentioned talking to the TF guys last fall and they said it was one of their top three selling heads. It was one post in amongst the rest, so I don't have a link.