Thread: B20Z /w B16a head - ALL stock, Reliable if only revving to 7kRPM?
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Old Mar 2, 2003 | 12:08 PM
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inspyral
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Joined: Sep 2000
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From: San Jo, Cali
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You're not going to be able to run stock B20 pistons, sicne they don't have the valve reliefs for VTEC valves. You'll need some 84mm VTEC pistons. That'll add about $400 to your cost.