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Fuel Pressure Gauge In Car?

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Old Feb 11, 2010 | 02:34 AM
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Default Fuel Pressure Gauge In Car?

Can you have a FPG in your car? I guess what I'm asking is, is it legal? Track Rules etc. I've seen that most guys run a Gauge coming out of the hood or something but I've also seen guys put it on the Gauge Pillar inside their car... Just curious, Thanks
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Old Feb 11, 2010 | 05:21 AM
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Sure you can. There are two basic types: Mechanical and electric. The mechanical type has a fuel line running to the gauge and cannot be inside the cockpit. The electric type has a sending unit mounted (usually on the fuel rails) and a wire going to the gauge. These are perfectly safe for inside the car.
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Old Feb 11, 2010 | 10:11 AM
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Ahh, I see. Yeah I didn't know about the Electric Type. I thought they all had the Fuel Line... Guess you learn something new everyday Thanks!
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Old Feb 11, 2010 | 10:24 AM
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The electrical has a fitting that allows you to mount the sending unit right on your fuel rail at the test port. Then you just fun the electrical to the inside.
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Old Feb 11, 2010 | 11:06 AM
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Yeah, thanks for stating the exact same thing as koolaid_kid. I got it...Thanks.
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Old Feb 13, 2010 | 04:46 PM
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There are also isolators that work with a mechanical gauge. It uses a diaphram that separates the gasoline from the cockpit & you fill the line in the car with antifreeze. Since the availability of high pressure electronic gauges, these are not that popular anymore, but an alternative if you already have a mechanincal gauge.
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Old Feb 13, 2010 | 05:21 PM
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Originally Posted by InsaneDomestics
Yeah, thanks for stating the exact same thing as koolaid_kid. I got it...Thanks.
There's no need to be a smartass. Not everyone reads everyone elses replies to the topic. Some just post up their answer to help the OP (original poster). In the future keep this in mind instead of being an ******* to people that are trying to help you.
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Old Feb 13, 2010 | 08:37 PM
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InsaneDomestics
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Old Feb 17, 2010 | 09:33 AM
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One thing to be aware of is the cost difference between a mechanical and electrical. The electrical gauge can run you 3-4 times as much $ as a mechanical one.
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