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  1. L

    Power steering pump question

    1989 R3500 FI 7.4 Can i run another gm power steering pump that has an integrated fluid tank?
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    Custom alternator voltage

    I am having a custom alternator built for my truck and I have a question. The higher the voltage the more I can get out of my audio setup but I also don't want to fry anything in the truck. I was thinking of having the alternator set ay 15.5v but I am worried the old electronics in the truck...
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    Crew Cab Headliner

    Has anyone recovered a crewcab headliner? Mine seems to be something like fiberglass with foam backed fabric. I am not sure what the best way to recover it without ruining it and I cant seem to find an aftermarket one.
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    3+3 emblems

    Looking for 3+3 emblems anyone have them for sale? Not sure if they are different or not but they are going on an 89 r3500
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    Need some hydroboost part numbers

    I am working on my truck and i am finally getting around to putting on my new mastercylinder and hydroboost. When i got them off and seperated them I found that i am missing the washer, spring, and retainer. The only thing that was in there was the push rod and I am guess this is where my odd...
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    Remove chrome from plastic grille

    Not sure if it is actually chrome but on my grille it is in good shape but the chrome acccents ar peeling in places and the black isnt anymore. Does anyone know a way to remove all the accents wuthout melting the plastic? I think i just want to paint it black and put it back on.
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    Ordering Caliper 2.5 or 3.5

    I tried searching but it kept giving me an error so sorry if this has been asked and answered before. I just got to work and was going to order some front calipers, rubber hoses, and pads. Went to rock auto and i am seeing options for 13" x 3.5" and 13" x 2.5" I dont have the truck with me(no...
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    454 tbi

    I cracked one of the injector bowls when rebuilding my tbi. If anyone has a spare 454 tbi to sell hit me up please.
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    TBI and low MPG advice

    I worked it out and I am getting around 4mpg which i think is low. I was excepting more like 8-9 refresher 1989 r3500 with the 454 FI I know I have a high idle problem To sort that I have ordered a new TPS and IACV I have also read that rebuilding the TBI could help First question which ac...
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    Hydroboost leaking

    I have found that my hydroboost unit is leaking from a rear seal and dripping into the cab. I looked under the floor mat and I think this has been going on for awhile looking at the carpet. Is this unit rebuild-able? It is working there is just a small drip of fluid every time I press the brake.
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    Running drive and steer tires

    I am putting my truck together still slowly but surely. 1989 r3500 7.4 and TH400 2wd I do drive across yards, fields, and up grass/mud hills. When I have this truck together I will be selling my others. My main truck is a 94 c1500 and I have ran Kuhomo road venture AT51's and for the most...
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    Remote mount transmission cooler location question

    I am going to be installing a remote mount trans cooler from Derale on my truck It is an 89 r3500 with a th400 I am wanting to locate it under the truck to remove heat load from the front. Is anyone else doing this and where have you mounted yours? This is the unit I have Here is the...
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    Bought a truck.....

    I was getting tired of getting told that my 94 c1500 wasnt heavy enough to tow things so I was browsing for 1 ton trucks and I cam across a 1989 r3500 crew cab on craigslist Massive coolant leak but ran and drove Went out and looked at it heard it run for a short time and struck a deal. $2,295...

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