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Resolved Walbro 450 wiring

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Type1DSMr

Proven Member
1,116
163
Jul 27, 2014
Jasper, Indiana
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I'm trying to install a walbro 450 e85 pump and need to know which wires I connect the walbro harness to. Which wire is for the positive and negative? Here's a picture of the stock plug in to connect to.
 

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You'll want to use something like this.
http://www.streettunedmotorsports.com/parts/stm_fuel_pump_rewire_kit.htm

Also, if you don't have an adjustable fuel pressure regulator, you'll need to get one. A Walbro 450 will seriously over run the stock regulator, raising low load fuel pressure to over 50 psi easily. Being a 2g you will also need to modify the fuel tank siphon hose.
 
You'll want to use something like this.
http://www.streettunedmotorsports.com/parts/stm_fuel_pump_rewire_kit.htm

Also, if you don't have an adjustable fuel pressure regulator, you'll need to get one. A Walbro 450 will seriously over run the stock regulator, raising low load fuel pressure to over 50 psi easily. Being a 2g you will also need to modify the fuel tank siphon hose.
Already have a rewire done, fuelab reg and fuelab filter, and even did the siphon hose mod drill it 1/8.
 
You can order actual pins from jnz or ohm racing. I tried to re use the old pins but it didn't work cause i messed them up. Give it a shot, at least the pic shows you which is positive and negative
Well I reused the old pins and hopefully it works, if not I'll order new ones. Thanks a lot urbansmoker. Don't know why I over thought it just because they include connectors, however, it's much better to just do what you did.
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