Good link
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Re: Good link
I think Ferrea valves are the heaviest but they flow the best & last the longest, they have a good swirl design on the tulip & can take a tigher back cut angle apparently which more then supposed to make up for the weight depending on your heads.
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From: British Columbia, Canada
Re: Good link
Originally Posted by bunker
I think Ferrea valves are the heaviest but they flow the best & last the longest, they have a good swirl design on the tulip & can take a tigher back cut angle apparently which more then supposed to make up for the weight depending on your heads.
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