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Hey guys I have a question for you. Now this happened a couple of years ago and gives you an idea how work I've been doing on the ole Jimmy . But the question is this is a NA motor (no turbo) but anywho I had the aircleaner off of it I don't remember what I was working on but I covered the...

I'm swapping the intake on the 6.5 and I was wondering if you guys are using any sealant on the intake gaskets and what are you using on the intake bolts that require sealant? Thanks for the help. Mark

I need some information on pertaining to this motor on your rebuilt program. The core I have to send in the electric hookup on the motor needs replaced would this make the core unusable? I would also like to know who rebuilds these motors if it done in the states? Thanks. Mark

Is the 6.2 & 6.5 tech library down or is there something wrong with my computer? Mark

Does GM use the same harness for each one of its models. In my case I'm thinking about buying a 08 Chevy Express cargo van with very few options I have a 03 Express cargo van that I had to park that is pretty well loaded options wise would I be able to take the options off my 03 and use them on...

Hello first time I've been over on this side of the forum I'm usually over with the 6.5 crowd. But anywho what I'm up to is I'm looking at a 06 Chevy Express with 112K on it and it has a Duramax and I have some questions. First off do any of you know of a free website that I can find out what...

Does anyone have a new Rock Auto discount code? Thank you. Mark

Looking to buy a 1 ton dump plow truck and where I know a 4wd would be better there are a lot of 2wd's out there and I was wondering how the 2wd's do plowing since they are so plentiful ? Thanks. Mark

Will the 6.2 military exhaust manifolds bolt up ok on my 95 2wd 6.5 n.a. without any clearance problens? And are the exhaust ports the same size on both motors? Thanks. Mark

I have a 95 with a 6.5 NA what I would like to know is would it be worth it to consider a larger exhaust system and if so which one 3 or 4 inch? Thanks. Mark

How many aftermarket companies are making an upper intake manifold for the 6.5? Only one I know of is Peninsular. Has anyone ran their upper and if so what do you think of it? Thanks. Mark

I did a search on this and didn't come up with anything, but I'm needing to replace all my o-ring's in the FFM. I've tried unsucessfully at part's store's and I'm not having any luck even tried at store's that sell hyd. part's, thank's. Mark

I have a question for all you 6.5 motorhead's. Would there be any benefit to installing a F type manifold on my NA without adding the turbo? At least I could get rid of the EGR valve & the air cleaner and make it easier to get to my fuel filter . What say you? Mark

Is a AC PF35A oil filter compatable with our 6.5 motor's? Thank's. Mark

I'm going to go look at a 6.5 short block that's on Craigslist. The seller claim's that it was replaced under warranty at 30K miles because the block leaked oil. Dealership claimed the block was porous and that was why oil seeped through the block. Anyone ever hear of this? Mark

Do the intake bolt's thread into any coolant cavity's and if so what should I use on the little buggers? Thanks. Mark

I finally got my 95 started so I can put in the garage to pull the intake & change the fuel lines. While it was running I checked the voltage on pin F on the DLC it read about 14 volts shut truck off and you can hear the LP running. Now when I put 12 volts to pin F with the key in the run...

My fuel system took a crap on me last night. Finally got the truck running and it seemed to be running ok, then I developed a fuel leak back by the FMD, probably the rubber supply line hose but also I don't hear the LP running now. What I need to know is where is the harness so that you can...

On my 95 the left rear turn signal is not working. I have power to the tail light at the harness connecter but no power to the signal bulb, but the tail light works. I was wondering if the circuit board in the tail light could be the problem has a purple color to it where the connecter is...

I bought a Powermaster 140 amp alt off Summit and the pully is around 3/8 of an inch smaller in diameter than stock, my question is what is the output going to be after I put the stock pulley on? Thank's. Mark