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The five-angle valve performance job GES performs on its LT1 heads is visible on this intake valve opening. Less visible, but more important, is the work done on the short-turn radius in the bowl area. Intake flow is further improved by the use of back-cut Manley valves.
LT1 Engine Build - Small-Block 2.0

The five-angle valve performance job GES performs on its LT1 heads is visible on this intake valve opening. Less visible, but more important, is the work done on the short-turn radius in the bowl area. Intake flow is further improved by the use of back-cut Manley valves.  View Related Article

 

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