Search Results - Practical Machinist - Largest Manufacturing Technology Forum on the Web
Close
Login to Your Account

Search:

Type: Posts; User: Leadfootin

Page 1 of 12 1 2 3 4

Search: Search took 0.00 seconds; generated 51 minute(s) ago.

  1. Replies
    15
    Views
    11,483

    When doing Rolls-Royce aluminum engine blocks I...

    When doing Rolls-Royce aluminum engine blocks I would take them to a heavy equipment rebuild shop and have them run thru their Typhoon parts cleaner. Failing that or if some areas needed more...
  2. Try contacting IGUS.com as they are very...

    Try contacting IGUS.com as they are very experienced in plastic bushings and will probably have what you need in stock.
  3. Replies
    14
    Views
    2,199

    At this it looks like the best route will be to...

    At this it looks like the best route will be to contact some of the racing cylinder head makers. They may have capabilities to CNC from billet.
  4. My suggestion is stop prying before you break...

    My suggestion is stop prying before you break something expensive (practical experience). If at all possible drill an access hole to enable removing the bolts holding the drive plate to the flywheel....
  5. Replies
    6
    Views
    519

    ND 7R6 is most likely a New Departure bearing,...

    ND 7R6 is most likely a New Departure bearing, link to old thread: Trying to cross-reference a New Departure bearing
  6. Replies
    102
    Views
    13,230

    275281 Or maybe it's the desire to take it a...

    275281

    Or maybe it's the desire to take it a little bit easier! After 40 years in the mining business, most as hands-on owner or manager I got out and am enjoying picking up the jobs of my...
  7. If it is drawing under 4hp I would just run it as...

    If it is drawing under 4hp I would just run it as is until I could source a fan. Try JB weld or an equivalent but use the slow set version and in a temperature controlled environment say 70F so that...
  8. Try HB Bearings in England, makers of bespoke and...

    Try HB Bearings in England, makers of bespoke and specialty bearings. If they don't have it or can't suggest a source they will make it for you.

    HB Bearings - UK Bespoke Bearing Manufacturer
  9. Thread: Vise jaws

    by Leadfootin
    Replies
    19
    Views
    1,494

    Net result - all is good, paid for eventual vise...

    Net result - all is good, paid for eventual vise replacement and made a profit too! Have to stretch the rules on those panic jobs, except the costing rule - cheap, good, fast - pick any two!
  10. Went thru the same exercise on my HLV-H a couple...

    Went thru the same exercise on my HLV-H a couple years back and haven't had a problem since. The better quality bolt gives better quality results.
  11. Thread: Vise jaws

    by Leadfootin
    Replies
    19
    Views
    1,494

    Jaws are a consumable to protect the vise. All...

    Jaws are a consumable to protect the vise. All you did was increase the wear and decrease the accuracy of your vise. It may not be measurable now but repeat a few times and the damage will slowly...
  12. Replies
    29
    Views
    2,145

    Look around and get familiar with 3 phase power....

    Look around and get familiar with 3 phase power. Many very good small machines go cheap because they have 3 phase motors. I bought a 600V 3 Phase Bridgeport for $1500 with readouts and 208 V 3 phase...
  13. Replies
    18
    Views
    1,837

    Are these voltages measured with or without the...

    Are these voltages measured with or without the motor connected? The run caps are most certainly affecting the generated leg voltage which I would expect to change significantly under load. A motor...
  14. Replies
    14
    Views
    2,199

    Most of the pre-war Rolls owners or their car...

    Most of the pre-war Rolls owners or their car service people are quite aware of the problem and any time a few head castings appear on the market from one English supplier they are sold almost...
  15. Replies
    14
    Views
    2,199

    $10K is a number which would create a fairly...

    $10K is a number which would create a fairly large demand. There are a couple shops who already have models, drawings and most of the necessary documentation. Rolls-Royce and Bentley heads are very...
  16. Replies
    14
    Views
    2,199

    Aluminum Cylinder Heads

    Is it feasible and at what approximate cost to print aluminum cylinder heads for antique Rolls-Royce six cylinder engines. Many of the existing heads are rotting thru the water passages and becoming...
  17. If Gustafson's advice doesn't work you most...

    If Gustafson's advice doesn't work you most likely have a weak capacitor in the power supply. Remove the panel and look for bulged tops on the capacitors. If it has sat unpowered for a year this is...
  18. Thread: NotePad ++

    by Leadfootin
    Replies
    13
    Views
    1,291

    None of us want to see or acknowledge that OTHER...

    None of us want to see or acknowledge that OTHER list! That is the one they bring out and quote one item with every perceived indiscretion. Paint this, put up that shelf etc.
  19. Replies
    35
    Views
    3,049

    Had a jerk new car salesman experience. So I...

    Had a jerk new car salesman experience. So I showed up five days in a row with progressively more expensive and exotic cars and when he finally got interested, I blew him off and then showed up with...
  20. Replies
    20
    Views
    1,436

    Contact British Hovercraft as they use the same...

    Contact British Hovercraft as they use the same belt drive system on most of their hovercraft as well as being involved in hovercraft racing. I have dealt with them in the past and found them...
  21. The large box contains the control relays and...

    The large box contains the control relays and transformer. An HLVH is an excellent machine and if in reasonable shape is better than most new machines of the same size. Once you have a manual...
  22. Barring that, look like "lower leads" on the pix...

    Barring that, look like "lower leads" on the pix are incoming power or "line"
    top screws each have qty (2) wires each, note one is smaller on each terminal.

    Thinking the thinner (smaller gage)...
  23. For the Hardinge I would build a rotary phase...

    For the Hardinge I would build a rotary phase converter, see appropriate section of forum. I did this with my Hardinge HLV-H which has a number of small 3 phase motors. Used a cheap 2hp 208V 3 phase...
  24. Replies
    0
    Views
    488

    600V VFD for Bridgeport

    I am looking for suggestions for a 600V VFD for my J head 2 hp bridgeport. Old late '80's Allen Bradley unit is dying and needs replaced. Prefer 3 or 5 hp unit and have all the other needed...
  25. This thing was an auction purchase and came with...

    This thing was an auction purchase and came with a couple boards missing (he got shafted by either the auction house or the guy who sent it there). I was called in after numerous people "tried" to...
Results 1 to 25 of 279
Page 1 of 12 1 2 3 4