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Thread: Walbro 392 Installation Questions

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  1. #1
    Join Date
    Sep 2006
    Posts
    21
    OK, 1st post here.....and I have searched this board and EVERY other but cannot find an answer to what should be an easy question.

    Just got my injectors, pcm and walbro (in-line) from Allen yesterday. I was gonna start doing the fuel pump install tonight since I figure easy stuff...just cut the line and insert pump. Within 10 secs under the truck I noticed metal fuel lines. Hmmmm I'm installing a whipple but I found info on installing the in-line pump from the Radix instructions (man that kit is soooooo complete)....anyway....in that kit is a 10mm male to (I'm guessing 3/8" female NPT). The way the Radix manual suggests is to :

    1. Disconnect the fuel filter line going towards the engine
    2. Connect that line to the Walbro via Radix supplied adapter fitting
    3. Install Barb hose fittings on the receiving side of Walbro
    4. Install a modded tube fitting and barb hose end on the vacant side of the fuel filter
    5. Connect 3/8" fuel hose on both fittings, bolt up pump, connect power and ground, done......

    That's sounds simple....only problem...where can I get these adapter fittings???? And I don't really want to chop up my fuel line when there's a better solution. And I'm just guessing that the original fuel filter fitting is 3/8" NPT.
    http://www.littleneworleans.com/tmp/sig_pic1.JPG
    2002, ECSB, 5.3L, Whipple 6psi, Nelson Tune, 43lb injectors, Walbro 392, K&N FIPK, Flex-A-Lite E-Fan, Edelbrock Headers, Gibson, 160 stat, NGK TR6, Taylor wires, Zinik 18s, Cooper ZeonXST, Street Scene grill, CF tailights, Escky Cluster, Autometer triple pillar pod with A/F, Boost and D-Pic guages, Socal overhead pod with FP gauge, AEM wideband, BOSS Snowplow.

  2. #2
    Join Date
    Aug 2005
    Posts
    383
    Call Magnacharger. I've bought several different parts from them.

    http://magnacharger.com/

    03 Chevy ECSB, Z71, 6.0L(LQ4), Maggie @ 9PSI, 4l80E, PI Vig 2800, Detroit True-Trac, 4.10, 90mm LS2 TB, Meth Injection, HSW Dry N20, LPE GT7 Cam, 918 springs, Dynatech LT's, Hi Flow cats, custom stainless exhaust, DMH cutouts, DJM Suspension Drop, E-Fans, AirAid, HPT 2Bar SD Tuned, 11.68 @ 114.2

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