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  1. Theralfinator

    Pickup truck tires?

    Hi guys, just wondering what kind of luck people are having finding good tires for your pickups. Something that finds a good compromise between MPGs, treadwear, and of course good performance towing and driving off-road. And by off-road, I just mean job sites, not mud bogs. :cool: My current...
  2. Theralfinator

    Cat exhaust manifold vs cheap Ebay manifold

    Hi, I'm trying to decide between paying $384 for a Cat manifold or a $230 manifold on eBay. It's for a Cat 311B 8GR00134. The picture looks right, but it does seem to have an extra test port coming off one of the cylinders. Anyone have any experience with discount manifolds...
  3. Theralfinator

    Cat 311B weak hydraulics

    97 Cat 311B 8GR00134 I finally got a service manual and pressure gauges for my machine to hopefully figure out what's going on with the weak hydraulics. Cycle times for all implement functions were well within specs. Relief valves seem to have been turned up previously. Spec is 4350 Psi for all...
  4. Theralfinator

    Paper service manual vs PDF version

    Planning on buying a service manual soon for my 311B. What are the major pros and cons of getting a paper one vs getting one on CD? It seems like it'd be annoying to have to print something every time I went to do something, but on the other hand it would also suck to get an expensive paper...
  5. Theralfinator

    Cat 311B Cooling / Hydraulic problems

    Hi guys, So last weekend we were working the 311B (8GR00134) in ambient temps in the low 90s. The hydraulic fluid temp kept creeping up towards the red and we kept having to let it idle and cool back down. Coolant temps were normal. Today we worked it in ambient temps in the high 70s. It might...
  6. Theralfinator

    Cat 311B water pump

    My business partner has been looking around for a water pump for the excavator but can't figure out which one is the right one for our machine. If anyone has a part number for it I would greatly appreciate it. 311B S/N: 8GR00134
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