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PCM & Fuel Systems Talk about the powertrain control module, fuel systems and delivery, customization and more.


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Old 02-11-2007, 03:38 AM
weaver weaver is offline
Join Date: Jan 2007
Posts: 3

could somebody explain to me what vapor lock actually is in the fuel system and what may cause it?
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Old 02-12-2007, 02:39 AM
motorboy1 motorboy1 is offline
Join Date: May 2006
Posts: 194

I think its when the fuel line runs to close to a heat source (headers, exhaust) and the liquid fuel turns to gas due to being exposed to that heat. In efect its burned up befor ever making it to the cylinders. I could be wrong and thinking of something else though
My Srt4
13.19 @ 106 2.04 (60) on street tires
12.85 @ 105 1.88 (60) on slicks
^^Ha got the Charger beat^^

My mopar 528ci S & W Dragster
7.59 @ 187 1.08 (60) big slicks DUH

Parents Srt8 Charger
12.98 @ 108 1.97 (60) on street tires
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Old 02-12-2007, 02:39 AM

dodge, durango, lock, vapor

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