Thread: 2.19 intake in Speedmaster heads?
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Old 12-23-2021, 10:44 AM
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PAUL K PAUL K is offline
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Join Date: Feb 2004
Location: Sugar Grove IL USA
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Merry Christmas!

Valve shrouding. If it's a factory block we like to use 2.11 to 2.15 intake valves. The bigger valve gives bigger flow numbers but we haven't found a performance increase on a standard E-head when used on a factory block.

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