Subject	Dont forget the wide spectrum of intense vibration...
Posted by	CaliguyPurdue (redesigning) on January 13, 2008 at 7:16 PM
	This message has been viewed 33 times.
In Reply To	lets examine why it happens... posted by ni[X]it on January 13, 2008 at 06:29 PM
Message	everything from the low rumbles of the engine to the high pitch scream of the turbo and everything else in between. With the elastic modulus changing as the temperature sweeps, you are guaranteed to hit a resonance or two on a regular basis. Daily driving a TT is like ordering your favorite pizza for breakfast lunch and dinner. It's not healthy and eventually you will lose the magic of the meal. Sometimes you just have to have some meatloaf. My new meatloaf.... 1994 Black Honda Civic DX :D what? It looks a little stumpy, but fits great in the hand! (n/m) - ZEngineer 12/12/06
Follow Ups	cracked manifolds - nzryan 16:33:52 01/13/08 if you are a good welder they shouldnt crack anywhere - Antonio(AZ) 17:25:28 01/13/08 Even the GD inconel's cracked - nzryan 17:35:03 01/13/08 lets examine why it happens... - ni[X]it 18:29:05 01/13/08 but what would full race do? - aliaZ 18:48:06 01/13/08 Put a manual boost control on it... - Dallas DamonZ 19:14:18 01/13/08 lol, ya... That guy didnt even see what was wrong with that. - Waco300zx(DFW) 19:12:34 01/13/08 Dont forget the wide spectrum of intense vibration... - CaliguyPurdue (redesigning) 19:16:44 01/13/08 The GD inconels are fully supported at the flange - AZHeat 20:08:51 01/13/08 good points Nixit (n/m) - nzryan 21:05:20 01/13/08 not really - aliaZ 18:46:41 01/13/08 all might full race wouldnt use improper material - Antonio(AZ) 23:47:56 01/13/08 but I thought you said... - aliaZ 08:23:34 01/14/08 agreed. tubular mani's are just gonna crack. - nemo1080 16:02:48 01/14/08 Unless it is tubular cast then they would be - AZHeat 20:52:14 01/14/08 right - aliaZ 21:41:39 01/14/08 No welder needed, they are cast in a foundry. (n/m) - AZHeat 22:51:56 01/14/08 wow I had no idea cast iron was cast in a foundry (n/m) - aliaZ 07:39:53 01/15/08 And you are suppose to be an engineer? (n/m) - AZHeat 18:37:35 01/15/08 My apologies. - aliaZ 21:10:20 01/15/08 My BS meter just pegged. (n/m) - RSR 19:06:38 01/13/08 What material, thickness etc etc are you going to use? (n/m) - 550HPTT 17:29:57 01/13/08 Plate too? and Rod? And Temper? And Gas? - ni[X]it 18:30:16 01/13/08 My GReddy cracked every where possible. (n/m) - Carp (Show & Go) 19:25:04 01/13/08 so it cracked even on a unmachined/unwelded area? (n/m) - nzryan 21:06:27 01/13/08
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