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  • grancito's Avatar
    08-31-2020, 07:56 PM
    grancito replied to a thread Troubleshooting Lift Pump in Engine
    I always have a problem with this site to send photos, and they are usually rejected for size. This time I can't access my camera or computer files,...
    61 replies | 1079 view(s)
  • CAdiesel's Avatar
    08-31-2020, 04:40 PM
    CAdiesel replied to a thread Troubleshooting Lift Pump in Engine
    I saw no “smoking gun” that would keep the lifters from adjusting, although the piston inside was a little difficult to get out of a couple of them....
    61 replies | 1079 view(s)
  • grancito's Avatar
    08-31-2020, 03:30 PM
    grancito replied to a thread Troubleshooting Lift Pump in Engine
    After priming, I didn't try to compress them, but did compress a used one, that had oil in it, to take it apart. Any indication of the reason they...
    61 replies | 1079 view(s)
  • CAdiesel's Avatar
    08-31-2020, 12:50 PM
    CAdiesel replied to a thread Troubleshooting Lift Pump in Engine
    I have finally gotten around to pulling one head (drivers side) and all the lifters. (I’ll do the other one later.) I was only able to compress two...
    61 replies | 1079 view(s)
  • CAdiesel's Avatar
    08-14-2020, 05:38 PM
    CAdiesel replied to a thread Troubleshooting Lift Pump in Engine
    Never worked on ‘60s Chev, that sounds like a messy job, yikes! I think you’re right with pulling a lifter. I’m going to wait until it cools off a...
    61 replies | 1079 view(s)
  • grancito's Avatar
    08-14-2020, 02:20 PM
    grancito replied to a thread Troubleshooting Lift Pump in Engine
    How long did it take to get pressure? The filter problem I had, caused oil pressure delay, the same as after an oil change, about 10 seconds, which...
    61 replies | 1079 view(s)
  • CAdiesel's Avatar
    08-14-2020, 11:37 AM
    CAdiesel replied to a thread Troubleshooting Lift Pump in Engine
    Ill give it a shot. One more thing, I cranked the motor over for about 25-30 seconds, without the valve covers on. By the time I had pressure at the...
    61 replies | 1079 view(s)
  • grancito's Avatar
    08-13-2020, 11:26 PM
    grancito replied to a thread Troubleshooting Lift Pump in Engine
    OK good, one more possibility eliminated. The only other test I can think of, is to push the "closed valve"open, it is possible by hand, and have...
    61 replies | 1079 view(s)
  • CAdiesel's Avatar
    08-13-2020, 10:40 PM
    CAdiesel replied to a thread Troubleshooting Lift Pump in Engine
    I’m looking at .923 and I didn’t see anything funky when I put the new ones in. I have to admit I didn’t even think to look if they were different...
    61 replies | 1079 view(s)
  • grancito's Avatar
    08-13-2020, 09:28 PM
    grancito replied to a thread Troubleshooting Lift Pump in Engine
    The standard used ones I have are 0.922 inches
    61 replies | 1079 view(s)
  • CAdiesel's Avatar
    08-13-2020, 08:02 PM
    CAdiesel replied to a thread Troubleshooting Lift Pump in Engine
    I kept one lifter and I have a mic (but its in inches) what measurement are we looking at?
    61 replies | 1079 view(s)
  • grancito's Avatar
    08-13-2020, 06:08 PM
    grancito replied to a thread Troubleshooting Lift Pump in Engine
    Did you keep an old lifter? A wild guess from me is that you could have 10 thou oversize original lifters, and new loose ones are letting the oil in...
    61 replies | 1079 view(s)
  • grancito's Avatar
    08-10-2020, 10:50 PM
    grancito replied to a thread Troubleshooting Lift Pump in Engine
    Good, Walt was helpful with my engine, I hope he comes up with a solution, I'll wait for results.
    61 replies | 1079 view(s)
  • CAdiesel's Avatar
    08-10-2020, 10:32 PM
    CAdiesel replied to a thread Troubleshooting Lift Pump in Engine
    Thanks Grant. I’ve been in contact with Walt. He’s been really helpful. I’ll let you know what I find out. All indications point to the lifters not...
    61 replies | 1079 view(s)
  • grancito's Avatar
    08-10-2020, 02:19 PM
    grancito replied to a thread Troubleshooting Lift Pump in Engine
    Send SSD an email, they are helpful, the parts are theirs, and they may have seen the problem before.
    61 replies | 1079 view(s)
  • grancito's Avatar
    08-10-2020, 02:59 AM
    grancito replied to a thread Troubleshooting Lift Pump in Engine
    There is so much "use silicone instead of gaskets" these days, I had to ask. The mineral spirits question ......? What is it other than a non...
    61 replies | 1079 view(s)
  • CAdiesel's Avatar
    08-10-2020, 01:29 AM
    CAdiesel replied to a thread Troubleshooting Lift Pump in Engine
    It’s a worthwhile question... yes I did. I’ve been thinking about it a lot and what has changed during rebuild, considering it did run before I...
    61 replies | 1079 view(s)
  • grancito's Avatar
    08-10-2020, 12:58 AM
    grancito replied to a thread Troubleshooting Lift Pump in Engine
    I bought the lifters rods and rockers from rock auto because SSD didn't stock all of the parts, they worked fine, then bought 2 heads from SSD and...
    61 replies | 1079 view(s)
  • CAdiesel's Avatar
    08-09-2020, 11:17 PM
    CAdiesel replied to a thread Troubleshooting Lift Pump in Engine
    All the push rods on the drivers side are the same length as the old one I kept. I’ll pull the passenger side out tomorrow and check them. I...
    61 replies | 1079 view(s)
  • grancito's Avatar
    08-09-2020, 10:08 PM
    grancito replied to a thread Troubleshooting Lift Pump in Engine
    It is now more confusing because both heads have a compression problem. You need to measure a push rod length, and compare with an old one. Where did...
    61 replies | 1079 view(s)
  • CAdiesel's Avatar
    08-09-2020, 09:51 PM
    CAdiesel replied to a thread Troubleshooting Lift Pump in Engine
    Here’s the latest: Compression with rockers in place: Cyl 1,2,3,4,5,7 = 0psi Cyl 6,8 = 300+psi (gauge doesn’t go higher than 300) I couldn’t...
    61 replies | 1079 view(s)
  • grancito's Avatar
    08-09-2020, 08:09 PM
    grancito replied to a thread Troubleshooting Lift Pump in Engine
    When the lifter is in the back of the cam position, any force from the push rod, will overcome the weak spring in the lifter, and push the tiny...
    61 replies | 1079 view(s)
  • CAdiesel's Avatar
    08-09-2020, 07:40 PM
    CAdiesel replied to a thread Troubleshooting Lift Pump in Engine
    When I went to check compression I had 0psi on cyl 1. When I pulled the rocker assembly off I got about 180psi. So it appears that my valves are not...
    61 replies | 1079 view(s)
  • grancito's Avatar
    08-09-2020, 07:33 PM
    grancito replied to a thread Troubleshooting Lift Pump in Engine
    I don't have the spec for the valves, only read it and didn't save it because I had new heads and block. The valve grind should not be a problem, as...
    61 replies | 1079 view(s)
  • CAdiesel's Avatar
    08-09-2020, 07:07 PM
    CAdiesel replied to a thread Troubleshooting Lift Pump in Engine
    10-4 on the starter. I lapped them by hand, in fact I had my kids help. (This has been a Covid project.) So let me know what “too much” is. I’d...
    61 replies | 1079 view(s)
  • grancito's Avatar
    08-09-2020, 06:30 PM
    grancito replied to a thread Troubleshooting Lift Pump in Engine
    Yes you need the starter for a compression test. Hopefully you didn't lap the valves in a lot, the lifter tolerance is limited, but I can't remember...
    61 replies | 1079 view(s)
  • CAdiesel's Avatar
    08-09-2020, 06:17 PM
    CAdiesel replied to a thread Troubleshooting Lift Pump in Engine
    I checked by putting aluminum foil over the intake ports and it seems all are pulling vacuum. So that’s a relief. I replaced one head completely...
    61 replies | 1079 view(s)
  • grancito's Avatar
    08-09-2020, 05:21 PM
    grancito replied to a thread Troubleshooting Lift Pump in Engine
    It spins clockwise, the air out the intake sounds bad. There is an exhaust port on the intake side of each head, for S vin engines to recirculate...
    61 replies | 1079 view(s)
  • CAdiesel's Avatar
    08-09-2020, 04:53 PM
    CAdiesel replied to a thread Troubleshooting Lift Pump in Engine
    So I’ve turned over the motor by hand and checked each rocker. None are spongy. I cannot seem to spin any of the push rods by hand. Each rocker has...
    61 replies | 1079 view(s)
  • grancito's Avatar
    08-09-2020, 03:43 PM
    grancito replied to a thread Troubleshooting Lift Pump in Engine
    You should be able to turn some of the push rods. Check if any push rods have up and down movement, push down on the rod end of the rocker to check...
    61 replies | 1079 view(s)
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