Report Avanti Steel! in Avanti Trivia Posted October 29, 2015 Are valve springs too obvious?? Or are we talking about something a little more R2 specific...? Like the supercharger flapper valve.
Avanti Steel!
in Avanti Trivia
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Are valve springs too obvious?? Or are we talking about something a little more R2 specific...? Like the supercharger flapper valve.