470 dyno test article

I have the dual conical springs installed in the Trick Flow heads now. They dropped right in without any machine work. Installed height was 1.975 and the seat pressure is 205 lbs. Open pressure will be around 660 lbs at 0.750 lift.

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A little out of line here, but no valve cover/master cyl. problems w/ those studs ? Just curious >bob