Thread: 4WD big valve head WITH PICS NOW
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Old Mar 12, 2015 | 04:05 PM
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Bart
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Originally Posted by jontysafe
What are the port sizes and cam specs please?
This is a rallycross spec div1 head.
Port size is 26.5mm inlet and 25mm outlet.
This head made over 500bhp with a 48mm restrictor.
Cams are also rallycross spec.
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