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21. Re: Porta-Potty waiting lines - NON-LSR (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Mon, 16 Oct 2006 08:14:05 -0700; Jon--You gonna do t-shirts? ...... Ed; /html/land-speed/2006-10/msg00311.html (7,913 bytes)
22. Re: B'ville Experience (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Mon, 16 Oct 2006 08:40:09 -0700; Sparky makes an interesting point about the opportunity to meet other racers. The big operations very often are a beehive of activity back in the pits. If I'm not well acquainted with the folks there; /html/land-speed/2006-10/msg00314.html (7,857 bytes)
23. Prestage idea (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Mon, 16 Oct 2006 09:21:23 -0700; I have an idea for what could be a sensible change for prestage. We now line up cars one after the other so someone always has to sit with their outfit to move it as the line creeps along. How about; /html/land-speed/2006-10/msg00316.html (7,508 bytes)
24. Fw: Internal Engine Block Painting (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Wed, 18 Oct 2006 08:06:11 -0700; Oops! Forgot to edit the first one. Let's see how the digest filter works. OK; draft email, wake up, THEN PUSH THE SEND BUTTON!........ Ed come passageways an; /html/land-speed/2006-10/msg00346.html (10,485 bytes)
25. Re: Internal Engine Block Painting (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Wed, 18 Oct 2006 11:07:20 -0700; Skip--Only use it on the as cast surfaces. What you're trying to seal in is the casting core sand particles, sand grit from the foundry final cleanup process that involves the uses of abrasive grinde; /html/land-speed/2006-10/msg00353.html (10,544 bytes)
26. Re: Internal Engine Block Painting>>>engine oil flow (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Wed, 18 Oct 2006 18:32:46 -0700; Skip--I'd have to be a serious engine designer to have these numbers roll off the top of my head. Only once early in my mechanical engineering career did I come within shouting distance of such a job; /html/land-speed/2006-10/msg00361.html (8,842 bytes)
27. Re: Internal Engine Block Painting>>>engine oil flow (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Wed, 18 Oct 2006 20:43:56 -0700; Benn--do you remember what weight and brand of oil you used? I'm figuring you were peaking around 400 hp and full on it about 50% of the time in the road race venue. Ed -- Original Message -- From: "; /html/land-speed/2006-10/msg00363.html (8,335 bytes)
28. Re: Internal Engine Block Painting (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Thu, 19 Oct 2006 11:19:01 -0700; You could have a lot of fun with a fairly consistently performing car running simple designed experiments at Bonneville, or anywhere else for that matter (like on a dyno or drag strip) where you can; /html/land-speed/2006-10/msg00368.html (9,509 bytes)
29. Re: Dry sump oiling HP gains (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Thu, 19 Oct 2006 11:24:51 -0700; I wonder how much of that 20 hp is due to reduced churning of oil and how much is due to other things like lower pumping losses from the motion of the pistons. I doubt the extra hp to drive the scav; /html/land-speed/2006-10/msg00369.html (7,964 bytes)
30. Re: Dry sump oiling HP gains (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Thu, 19 Oct 2006 19:40:02 -0700; OK, so the only number we have is the 20hp test point. Here's a couple of engineering comments-- 1. The air pumping losses from the pistons may be more than you think. Let's assume they are just blow; /html/land-speed/2006-10/msg00380.html (10,266 bytes)
31. Re: Dry sump oiling HP gains (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Thu, 19 Oct 2006 20:35:59 -0700; JD-- If that 5mph increase was just from the crankcase evacuation then I'm really missing something here.......... Ed................still searching... didn't; /html/land-speed/2006-10/msg00383.html (8,796 bytes)
32. Re: Dry sump oiling HP gains, the truth. (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Thu, 19 Oct 2006 22:33:48 -0700; There may be something to this. If you understand how squeeze film lubrication works in wrist pin bearing surfaces you'll see why. Like I said I'm not an engine designer and I'm 20 years removed fro; /html/land-speed/2006-10/msg00393.html (9,105 bytes)
33. Re: Dry sump oiling HP gains, the truth. (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Thu, 19 Oct 2006 23:16:38 -0700; Kieth--a little more on squeeze films. Picture here a loose fit pin and rod bearing combination. The clearance between the pin and rod is filled with oil. At 6000 rpm the time between the start of co; /html/land-speed/2006-10/msg00397.html (9,473 bytes)
34. Re: Re: Dry sump oiling HP gains, the truth. (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Fri, 20 Oct 2006 07:27:24 -0700; The devil is in the details. Thanks for giving us, the "dry sump virgins", some details. Ed Weldon -- Original Message -- From: "Sparky" <wmtsmith@landracing.com> To: "Keith Turk" <kturk@ala.net>; <; /html/land-speed/2006-10/msg00402.html (8,451 bytes)
35. RE: Engine Assembly Lube (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Fri, 20 Oct 2006 17:08:04 -0700; 555 words and 3274 characters got caught be the Digest filter. Here's the first half: Here's my favorites for vintage engines (don't know what may be different for bike or post 1970 auto technology):; /html/land-speed/2006-10/msg00412.html (8,851 bytes)
36. Re: Engine Assembly Lube (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Fri, 20 Oct 2006 17:11:23 -0700; List--Here's the 2nd half of my comments-- In general I firmly believe in using an oil on parts that are normally oil lubricated and grease on parts normally grease lubricated. All my training and ex; /html/land-speed/2006-10/msg00413.html (8,769 bytes)
37. Re: Engine Assembly Lube (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Fri, 20 Oct 2006 19:50:37 -0700; Tom, here's my answer to the break-in lube question. First half (to pass the filter)-- Certain load carrying wear surfaces in an engine cannot be machined perfectly enough to allow development of a p; /html/land-speed/2006-10/msg00416.html (9,489 bytes)
38. Re: Engine Assembly Lube (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Fri, 20 Oct 2006 19:58:31 -0700; 2nd half of my answer In piston rings this means that wearing in to a perfect fit that seals oil and combustion gasses with an acceptable wear rate requires controlled conditions lest one of the comp; /html/land-speed/2006-10/msg00417.html (9,436 bytes)
39. Re: Engine assembly goo ???????? (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Sun, 22 Oct 2006 07:12:14 -0700; Speechless?....That'll teach you not to try and taste the stuff !! Old E.D. Captain Eddie's Day Old Fish Market Featuring the modern miracle of mechanical refrigeration.; /html/land-speed/2006-10/msg00438.html (7,006 bytes)
40. Re: Vacuum Pumps, etc.. (score: 1): Author: "Ed Weldon" <23.weldon@comcast.net>; Date: Wed, 25 Oct 2006 10:07:59 -0700; Mayf and all-- Lots of "he said, she said" stuff has flown around on this subject; but not much in the way of verifiable and credible numbers. I think the best most of us can do is listen to the wisd; /html/land-speed/2006-10/msg00489.html (9,124 bytes)

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