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Total 9 documents matching your query.

1. Smooth breathing? (score: 1): Author: "Victor Laury" <vlaury@earthlink.net>; Date: Tue, 2 Mar 1999 20:19:33 -0800; I recently purchased a used SU set with manifold and air cleaner from Dave Murphy. I sent the carbs and hardware off to Scott of Ztherapy to perform his restoration magic. I took the manifold to a l; /html/datsun-roadsters/1999-03/msg00089.html (7,925 bytes)
2. Re: Smooth breathing? (score: 1): Author: Toby B <toby@wolfenet.com>; Date: Tue, 02 Mar 1999 23:03:38 -0800; Yep, your biggest gain would be in matching the ports (called "port matching" oddly enuf) between carburetor, manifold, and head. Smoothing wouldn't hurt, but it won't make massive gains, either. The; /html/datsun-roadsters/1999-03/msg00099.html (8,252 bytes)
3. Re: Smooth breathing? (score: 1): Author: "Fred Katz" <fredkatz@2xtreme.net>; Date: Tue, 2 Mar 1999 23:23:17 -0800; I'm quoting from the "Datsun Competition Preparation Manual" by Bob Sharp Racing, regarding a 1600 engine. If you do this, you're on your own. Keep in mind that Bob Sharp specified these mods as par; /html/datsun-roadsters/1999-03/msg00100.html (9,851 bytes)
4. Re: Smooth breathing? (score: 1): Author: Jim Tyler <jtyler29@idt.net>; Date: Wed, 03 Mar 1999 08:30:53 -0800; If you are building a race engine yes. See Fred's post. For street, go polish a bumper instead. Remember, during street use, even agressive driving, the SU damper piston is down or mid position somew; /html/datsun-roadsters/1999-03/msg00103.html (8,041 bytes)
5. Re: Smooth breathing? (score: 1): Author: Gary McCormick <svgkm@halley.ca.essd.northgrum.com>; Date: Wed, 03 Mar 1999 07:38:49 -0800; Matching the bores when there is such a small step size, and especially if they are smaller, rather than larger, than the phenolic blocks, is, as some other posts mention, probably not worth the effo; /html/datsun-roadsters/1999-03/msg00105.html (8,862 bytes)
6. Re: Smooth breathing? (score: 1): Author: Ronnie Day <rday@cyberramp.net>; Date: Wed, 3 Mar 1999 11:02:55 -0600; I'm not so sure. Even a small and/or partial lip anywhere in the airflow path MIGHT tend to create interference swirls far out of proportion with what you'd think. You're pushing the air column again; /html/datsun-roadsters/1999-03/msg00106.html (8,310 bytes)
7. Re: Smooth breathing? (score: 1): Author: "Ian Miller" <ianmiller9@hotmail.com>; Date: Wed, 03 Mar 1999 09:50:57 PST; Horse power TV last week had a segment on port grinding. They tested the flow rates with a big vacume and with some complicated equations and came up with some impressive HP results. Now where the HP; /html/datsun-roadsters/1999-03/msg00110.html (7,401 bytes)
8. Re: Smooth breathing? (score: 1): Author: Gary McCormick <svgkm@halley.ca.essd.northgrum.com>; Date: Wed, 03 Mar 1999 10:19:48 -0800; If the opening in the phenolic block were smaller than the matching opening in the manifold, presenting an obstructive step in the flow path, that would be more intrusive, I would think, than the sit; /html/datsun-roadsters/1999-03/msg00112.html (9,596 bytes)
9. Re: Smooth breathing? (score: 1): Author: Fred_Katz@ci.sf.ca.us; Date: Wed, 3 Mar 1999 10:35:24 -0800; In my other post, I mentioned that Bob Sharp specified these smoothing mods as part of a set of changes, including cutting down the carb throttle shafts and butterflys, needle and dashpot oil changes; /html/datsun-roadsters/1999-03/msg00113.html (7,614 bytes)

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