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mech vs electric to install

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I would say that the electric is easier. For both of them you have to access the same area to install either the sending unit, or the tube orafice. However I feel that it is more work to carefully run the tube to the guage, as opposed to run wire.
 
Mechanized

Hi

I just finifshed putting in the mech oil gauge. I tapped off of the oil sender unit (I'd rather not tap the turbo feed line). I used a Home Depot 1" nipple (this is all threads) then to an all female "T" and then to a "street" elbow (one side is female and one is male). I put the original sender in the elbow and the oil gauge stuff in the "T". It is a litte tight that is why I have the sender on the outside. I ran the nylon crap up and to the right (towards the driver side, along the fuel return) and along the top of the wiring harness to the firewall. Don't go nuts tightening the ferrule things becasue you can cut the nylon tubing. Autozone sells a coper tubing kit for $13.00 or so.

I bought the console gauge mount from John's performance. Although the website says it is $24.95, the invoice says $31.50. I emailed him about it and he has not responded.

Oh, I also bought a cap in case I spring a leak, I can cap it (the oil pressure gauge) off.

Bill
 
My opinion, mechanical is LOTS easier to install and LOTS more accurate and reliable. Make sure you use copper line like said above and you should never have a leak problem.
 
I agree with Nick on this one. :)

Been using a mechanical oil pressure gauge for 35 years and never had a drop inside the cars. Unless it's messed with a lot there is little chance of leaking inside the car.

Copper line works extremely well if tied down securely.
 
I prefer a mech gauge. I beleive they are more accurate. I've had to replace too many electric sending units and I just don't trust them.

NHRA doesn't allow the nylon line run inside the passenger compartment. And if you read the rules, this also applies to boost gauge lines too. Copper or braided is what is required to be legal. The nylon gets brittle over time.

Dave
 
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