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    Eating fuel pumps

    I posted in the towing section because that is the main duty of the truck. 1997 K3500 7.4l 4l80e stock except Five O Motorsports injectors and Gibson short header and flowmaster 50 series I keep burning fuel pumps. 500 to 1000 miles (roughly). I bought the truck with a hole in the bed for...
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    Vibration Gremlin

    1997 GMC K3500 CCLB DW I have a intermittent vibration while on the highway. It is there every time over 72mph. At lower speeds it comes and goes while towing or empty. Brand new tires Brand new top of the line shocks (helped a little) Driveshaft balanced 1 new brake drum (helped a little)...
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    Headlight questions

    I have found the diagrams for the direct voltage to the headlights upgrade. What size relay should be used? Can we make a electrical pin post for the headlight upgrades with diagrams? Also maybe the electric fan pinned post also? Thanks
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    l29 heads

    has anyone used these heads on their 7.4l vortech? I am preparing for the worst if I pull my heads to fit a coolant usage issue and one of them is cracked. I do not want to change intakes or fuel systems. Stock set-up 1997 K3500 cclbdw Maybe someday I will do the GM Performance HO cam...
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    Gibson GP113S-C

    It seems like Gibson is the about the only one who makes headers for the l29. Are people happy with them? Is fitment good in a K-Series? Longevity? Plug wire issues? I need to put mufflers on when it comes out of storage. Wanting a 411 swap. Probably head gaskets due to it using...
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