Volvo RWD 140-160 Forum

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b30 and hif6's 140-160

The vacuum retard comes into play at idle speed and steady cruising speed if the source is manifold vacuum. I think the vacuum advance is ported to respond to throttle position changes.






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New b30 and hif6's [140-160]
posted by  fidel  on Wed Feb 13 13:45 CST 2008 >


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