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just wanted to share some pic of my 93 k3500 cummins swap. sorry for the poor quality pic ill try to get some better ones up later.

Ijust noticed my fuel mileage has been getting lower and lower, truck is still running good no noticeable problems just cant figure out what the deal is? I'am down to about 8 mpg from 12. anybody got any ideas, thanks

Has any one ever tried or ran an hx-40 turbo?

Just got finished with my new project, 3 and a half inch down pipe to a 4 '' strait pipe to a 5'' stack.

here is a link to a good video of the twin pump tractor.:D http://www.youtube.com/watch?v=spgSl3e-zEk

Dose this turbo look familar? This is the peninsular optimizer replacement motor. looks a lot like the att:eek:

Can any body tell me how you would check the timing on the mech pump? I would like to advance the timing in my 93 3500.

how much do these truck weigh? the title on my 93 3500 say the truck weighs 4974 pounds. that just doesnt sound right.

doese any body know if there is a company that makes upper a arms for the older trucks like the cognito?cognito only offers them for the 01 and newer trucks.

I just put some 37 12.50s on the dually and now every once and a while ill get a miss around 2nd and 3rd. the truck starts to bogg down the it takes off like a bat outa hell! Any ideas, it doesnt do it all the time.

when i bought my truck of my boss two years ago he said it had a new fuel system. He had the dealer replace the ip. I think the dealer replaced the ip with a 6.2 mech pump. It has the letter J stamped on the tag.doese the 6.2 pump put out less fuel than the 6.5 td?

What is a good cheap fuel additive to run in my 93 6.5 3500? Is something like 2/stroke oil good to add into each tank?

The site is awsome! checked out alot of diffrent forums ts one is the best!