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221. Re: 5052 (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Mon, 12 Jul 2004 00:48:28 -0400; Sparky - 5052 softens at 1125 F - http://www.matweb.com/search/SearchSubcat.asp?st=sc&catid=352#nfm is good for properties of all metals .; /html/land-speed/2004-07/msg00174.html (6,251 bytes)
222. Re: Chute Forces (1) (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Mon, 12 Jul 2004 16:28:54 -0400; I remember an energy absorbing device on a drag strip catch net that pulled a steel band that was woven through a row of pegs - A Stroud baged chute is an easier answer - What are anyones thoughts on; /html/land-speed/2004-07/msg00206.html (7,928 bytes)
223. Re: Bore stroke combinations (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Tue, 13 Jul 2004 21:13:52 -0400; With low rod ratio motors the piston gets half way down quicker - The intake stroke sucks harder and earlier and the intake valves and ports need to be biger to take advantage - The bad part is the e; /html/land-speed/2004-07/msg00235.html (7,764 bytes)
224. Re: Bore stroke combinations (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Wed, 14 Jul 2004 00:43:48 -0400; David - When talking about the rod ratio a longer stroke does the same thing as a shorter rod - The rod ratio would affect full throttle jetting a little but I wouldn't think it would affect idle vac; /html/land-speed/2004-07/msg00238.html (7,552 bytes)
225. Re: Weight distribution? (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Fri, 16 Jul 2004 13:41:23 -0400; Hi Paul - The CG of a rear drive streamliner is so far back it's hard to get the CP back far enough - It's more a mater of livable instability and keeping the front heavy enough to overcome any lift; /html/land-speed/2004-07/msg00274.html (7,592 bytes)
226. Re: Octane (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Fri, 16 Jul 2004 14:25:11 -0400; John - Could be with less compression and spark lead combustion is slower and the exhaust is hotter which heats the exhaust jackets more .; /html/land-speed/2004-07/msg00276.html (6,383 bytes)
227. Re: shop air... (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Fri, 16 Jul 2004 16:27:07 -0400; The swamp air talk reminds me of the auto window mounted ones they used to rent to cross country travelers - Held in place by cranking up the passenger window - This was in the pre-interstate highway; /html/land-speed/2004-07/msg00279.html (7,542 bytes)
228. NASA LSR (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Sat, 24 Jul 2004 22:40:14 -0400; Was reading about lifting bodies on the internet - It said in 1962 NASA did unpowered tests with the M2-F1 at Edwards towed behind a "hopped-up" Pontiac convertible at 120 mph - Any body know more ab; /html/land-speed/2004-07/msg00342.html (6,412 bytes)
229. Re: Pollywog (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Sun, 25 Jul 2004 18:03:52 -0400; The Pollywog handled poorly - Bill Summers said Bob was shakey every time he climbed out after a run - Bill said it needed an anti-roll bar but excessive scrub radius may have been a biger problem .; /html/land-speed/2004-07/msg00359.html (6,988 bytes)
230. Re: Polywog (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Sun, 25 Jul 2004 23:10:42 -0400; Hi Jim - With Pollywog's triangular wheel layout , engine torque can't load one front tire more than the other - If the thrust of the front tires is outboard of the king pins , right/left thrust need; /html/land-speed/2004-07/msg00363.html (6,423 bytes)
231. Re: Water/alcohol injection question (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Fri, 30 Jul 2004 00:59:20 -0400; I remember starting in 1961 or so when the Olds F 85 Jet Fire turbo 215's had water/alcohol injection - Olds engineering must have thought the water/alcohol was important to stop detonation - They we; /html/land-speed/2004-07/msg00413.html (7,697 bytes)
232. Center of pressure (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Fri, 30 Jul 2004 13:52:17 -0400; My copy of Theory Of Wing Sections says the cp of symetrical air foils is 23% to 25% from the nose - An aeronautical engineer I consult with who is race car savy says the cp of a streamliner without; /html/land-speed/2004-07/msg00416.html (6,785 bytes)
233. Re: Strange looking brake rotors (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Sat, 5 Jun 2004 00:53:02 -0400; Like exhaust manifolds and flywheels , brake rotors are ductile iron castings - Ductile iron is regular iron with sulpher added to change the grain structure - Hard spots sound like foundry errors .; /html/land-speed/2004-06/msg00074.html (6,545 bytes)
234. Re: Rule book (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Sun, 6 Jun 2004 02:00:04 -0400; It's nice having things like propeler driven streamliners and undelivered rule books to get us all together and talking between race meets; /html/land-speed/2004-06/msg00085.html (8,047 bytes)
235. Wheel Overdrive (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Wed, 9 Jun 2004 00:31:35 -0400; Have any LSR cars since Mickey Thompson's Chalenger used QC type gears at the end of the axels to get a low ratio .; /html/land-speed/2004-06/msg00104.html (6,234 bytes)
236. Re: tube (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Wed, 16 Jun 2004 00:29:27 -0400; The springyness of a fresh rule book holds everything in the tube - If the post office would have delivered before it went limp (12 hours?) would've been no problem - Once again the innocent are blam; /html/land-speed/2004-06/msg00201.html (6,681 bytes)
237. Stydy Results (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Fri, 18 Jun 2004 16:04:24 -0400; Joysey Engineering has completed the 04 rule book limpification test - The rule book was bent face out (was delivered face in) and inserted in the tube and stood on end - After 12 hours (as estimated; /html/land-speed/2004-06/msg00229.html (6,879 bytes)
238. Re: Brake Proportioning Valve (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Fri, 25 Jun 2004 23:27:23 -0400; Road racing cars used to balance front to rear braking mechanicaly - They used two master cylinders and the crossbar on the pedal that pushed on the cylinders had an adjustable fulcrum .; /html/land-speed/2004-06/msg00331.html (8,226 bytes)
239. Speaking Of Brakes (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Fri, 25 Jun 2004 23:44:07 -0400; What does anyone think of my design using front brakes only on my front wheel drive streamliner - With 90% of the weight on front didn't see any point in having rear brakes - The front tread is 19" a; /html/land-speed/2004-06/msg00332.html (7,139 bytes)
240. Re: Speaking Of Brakes (score: 1): Author: "John Burk" <joyseydevil@comcast.net>; Date: Sat, 26 Jun 2004 13:28:56 -0400; Dave Sparkey and John thanks for the input - My 90/10 weight distributioin is due to the engine being ahead of the front wheels and the polar moment is higher than a typical streamliner for the same; /html/land-speed/2004-06/msg00335.html (7,414 bytes)

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