Talk:Hot rodding the HEI distributor
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:You need to realize that at idle the engine is running off of the idle circuit. If the idle circuit is correctly calibrated, there is no need for extra advance. The added advance from the vacuum advance using manifold vacuum is a help when a larger cam is used that has less idle vacuum. | :You need to realize that at idle the engine is running off of the idle circuit. If the idle circuit is correctly calibrated, there is no need for extra advance. The added advance from the vacuum advance using manifold vacuum is a help when a larger cam is used that has less idle vacuum. | ||
| − | :Under cruise conditions it makes absolutely '''NO difference''' what the vacuum source is for the vacuum advance.--[[User:Cobalt327|Cobalt327]] 18: | + | :Under cruise conditions it makes absolutely '''NO difference''' what the vacuum source is for the vacuum advance.--[[User:Cobalt327|Cobalt327]] 18:49, 1 July 2012 (MDT) |
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