Thread: Cossie plenum spacer
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Old Feb 11, 2020 | 08:58 PM
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Mark Shead
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From: Marlow Bucks
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Originally Posted by Caddyshack
Never heard of a spacer on the hart?
I had one on Rods older spec Not needed under 700hp. Above it on a larger capacity engine the larger volume plenum helps with power.
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