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Thread: Just installed 42lb Injectors and Nelson PCM

  1. #1
    Join Date
    Sep 2006
    Posts
    21
    Getting my truck ready for the whipple install next week and just finished this prep part......1st note on changing injectors:

    What a PITA!!!! But it's done. Chilton's Manual just says, unplug injectors, unbolt fuel rail and remove. Then it mentions something about a "fuel injector assembly removal tool".....

    Once into it,,,,you start figuring things out and finding a way to get r done. I used a flathead screwdriver to pop that clip on the injectors enough to wiggle them off the rail. I took the rails off before removing the injectors and removed them in a much more comfortable position on the garage floor. Worst part of this mod is working on engine in the truck in an uncomfortable position........and uhhhhh keep on eye on those damn O-rings that connect the fuel lines to the fuel rails. One popped off and flew under the engine.....I thought I was soooo screwed. I needed my truck for work in th morning. I ended up hi-jacking an O-ring from one of the removed injectors.

    I took pics and notes. If anyone has questions PM me. About 3-4 hrs of work....counting 30 min to look for that damn O-ring.....

    Changed the PCM...done that before a few times....5 min.

    Took a test ride. Idle was low, between 300-400. I had to keep a foot on the gas to keep it going at the red lights. Then I stopped to get something and started it up again and idle bounced up to about 500-600. I didn't get down on it cuz Allen set it for the whipple and said to take it easy b/c it'll run a little rich w/o the whipple.

    Next whipple prep job....flip those valve covers.... Anyone done this yet?? Any tips?
    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
    Jun 2005
    Location
    Round Rock
    Posts
    1,517
    What are you talking about, "Flip the Valve Covers?"
    08 HHR SS
    Black on Black 5 spd with no options


    Pics of Christine, the '05 VHO My Car Domain Site

  3. #3
    DBYRD Guest
    <div class='quotetop'>QUOTE(AlaskanZ71 &#064; Sep 10 2006, 11&#58;01 PM) [snapback]64628[/snapback]</div>
    Getting my truck ready for the whipple install next week and just finished this prep part......1st note on changing injectors:

    What a PITA&#33;&#33;&#33;&#33; But it&#39;s done. Chilton&#39;s Manual just says, unplug injectors, unbolt fuel rail and remove. Then it mentions something about a "fuel injector assembly removal tool".....

    Once into it,,,,you start figuring things out and finding a way to get r done. I used a flathead screwdriver to pop that clip on the injectors enough to wiggle them off the rail. I took the rails off before removing the injectors and removed them in a much more comfortable position on the garage floor. Worst part of this mod is working on engine in the truck in an uncomfortable position........and uhhhhh keep on eye on those damn O-rings that connect the fuel lines to the fuel rails. One popped off and flew under the engine.....I thought I was soooo screwed. I needed my truck for work in th morning. I ended up hi-jacking an O-ring from one of the removed injectors.

    I took pics and notes. If anyone has questions PM me. About 3-4 hrs of work....counting 30 min to look for that damn O-ring.....

    Changed the PCM...done that before a few times....5 min.

    Took a test ride. Idle was low, between 300-400. I had to keep a foot on the gas to keep it going at the red lights. Then I stopped to get something and started it up again and idle bounced up to about 500-600. I didn&#39;t get down on it cuz Allen set it for the whipple and said to take it easy b/c it&#39;ll run a little rich w/o the whipple.

    Next whipple prep job....flip those valve covers.... Anyone done this yet?? Any tips?
    [/b]
    yeha thats where my truck is idleing at right now, hopin its a tune issue, i know all about the power brake at the red light deal, thank god i left it with the mechanic&#33;

  4. #4
    Join Date
    Sep 2006
    Posts
    21
    <div class='quotetop'>QUOTE(jethro_3 &#064; Sep 10 2006, 08&#58;17 PM) [snapback]64634[/snapback]</div>
    What are you talking about, "Flip the Valve Covers?"
    [/b]
    Whipple install requires you take the drivers side valve cover and move it to the passenger side and vice versa. This is so that you can access the oil filler hole back by the firewall on the drivers side (which would have been under the whipple on the passenger side). Looks like another PITA to me but has to be done for a whipple install.
    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.

  5. #5
    DBYRD Guest
    yeah that makes sense to me.

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