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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*Air\s+pump\s*$/: 43 ]

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1. Re: air pump (score: 1): Author: "Paul Hunt" <paul.hunt1@blueyonder.co.uk>; Date: Thu, 24 Mar 2005 08:57:03 -0000; In theory no, since there is no mechanical dependency between the two. But after doing any work on the engine it is only a moments work to check the timing and it makes sense to do so. More of an iss; /html/mgs/2005-03/msg00226.html (8,648 bytes)
2. Re: air pump (score: 1): Author: David Breneman <david_breneman@yahoo.com>; Date: Thu, 24 Mar 2005 07:04:01 -0800 (PST); I'd think twice before removing the air pump. It actually not only produces a pronounced decrease in pollutants, but it marginally increases horsepower as well. Not much, but measurably. David Brenem; /html/mgs/2005-03/msg00227.html (7,516 bytes)
3. Re: air pump (score: 1): Author: Barrie Robinson <barrie@look.ca>; Date: Thu, 24 Mar 2005 11:11:21 -0800; I am not really very familiar with the air pump set up but I assume that it just injects air into the exhaust. Some claim that this extra oxygen burns up excess fuel and renders some pollutants harm; /html/mgs/2005-03/msg00228.html (8,556 bytes)
4. Re: air pump (score: 1): Author: David Breneman <david_breneman@yahoo.com>; Date: Thu, 24 Mar 2005 20:34:49 -0800 (PST); That's right. No, what happens is that the oxygen introduced into the exhaust stream at the exhaust valves ignites any noncombusted hydrocarbons (usually there during decelleration or other light-loa; /html/mgs/2005-03/msg00240.html (9,155 bytes)
5. Re: air pump (score: 1): Author: Simon Matthews <simon.d.matthews@gmail.com>; Date: Fri, 25 Mar 2005 12:02:11 +0530; Would not it be better to time the engine such that light knock/pinking/pinging is heard occasionally? This will produce more power, with little chance of engine damage (it's high speed knock which; /html/mgs/2005-03/msg00241.html (7,577 bytes)
6. Re: air pump (score: 1): Author: "Paul Hunt" <paul.hunt1@blueyonder.co.uk>; Date: Fri, 25 Mar 2005 09:34:11 -0000; Hi Simon - In fact my timing *does* cause it to pink when I am touring in a hillier region than where I live, so I either back off a tad, change down, or even apply *more* throttle which reduces the; /html/mgs/2005-03/msg00244.html (9,081 bytes)
7. Re: air pump (score: 1): Author: "Paul M." <rowman22001@yahoo.com>; Date: Fri, 25 Mar 2005 18:25:05 -0800 (PST); I was always under the impression that pinging was pre-ignition, and that pre-ignition causes small spikes of intense pressure in the combustion chamber. Those spikes of pressure are damaging to the; /html/mgs/2005-03/msg00247.html (8,669 bytes)
8. Re: air pump (score: 1): Author: "Paul M." <rowman22001@yahoo.com>; Date: Fri, 25 Mar 2005 18:38:13 -0800 (PST); Yes, one of the last systems that I saw in action at AutoThority was a BMW system back around 1994 or 1995, and that Bosch Motronic would monitor knock in each cylinder independently and adjust timin; /html/mgs/2005-03/msg00248.html (8,868 bytes)
9. Re: air pump (score: 1): Author: "Bob Donahue" <bobmgtd@insightbb.com>; Date: Fri, 25 Mar 2005 21:54:08 -0500; The auto industry learned years ago that the public does not like ping, occasional or not. I don't think you'll find any new cars that ping under any conditions. (Yes, the early computerized fuel inj; /html/mgs/2005-03/msg00249.html (9,756 bytes)
10. Re: air pump (score: 1): Author: "Paul Hunt" <paul.hunt1@blueyonder.co.uk>; Date: Sun, 27 Mar 2005 12:02:20 +0100; My thoughts entirely, which makes it all the more surprising (if I understand things correctly) that this system was replaced in the main by an open-loop system which consists of a series of maps des; /html/mgs/2005-03/msg00256.html (9,155 bytes)
11. Re: air pump (score: 1): Author: "Paul M." <rowman22001@yahoo.com>; Date: Sun, 27 Mar 2005 14:01:01 -0800 (PST); Yes, it's still a significant business, mostly because it's an affordable modification that claims a horsepower increase. But the key word is "claims", because the fact that it doesn't actually make; /html/mgs/2005-03/msg00261.html (10,512 bytes)
12. FW: air pump (score: 1): Author: "Peter Ryner" <pryner@verizon.net>; Date: Sun, 27 Mar 2005 22:11:50 -0500; Interesting perspective, but runs contrary to what many television shows are showing on Saturday AM. Not that I believe everything I see on TV, but when I see several shows on DIY that actually put a; /html/mgs/2005-03/msg00267.html (9,086 bytes)
13. RE: air pump (score: 1): Author: "Paul M." <rowman22001@yahoo.com>; Date: Sun, 27 Mar 2005 20:49:55 -0800 (PST); Well, I guess it's possible. For example, if you tested a stock Honda Civic, maybe there might be a few BHP here and there. The exhaust is probably built with price competitiveness and extreme sound; /html/mgs/2005-03/msg00271.html (9,857 bytes)
14. air pump (score: 1): Author: "Garner, Joseph P." <JPGarner@UCDavis.Edu>; Date: Sun, 28 Apr 2002 18:39:22 -0700; Hi everyone - long time no chat! since my last post i have rebuilt the front suspension, the manifold, the head, and replaced all the oil seals in the engine and transmission! As is the way, the air; /html/mgs/2002-04/msg00887.html (7,462 bytes)
15. RE: air pump (score: 1): Author: "Garner, Joseph P." <JPGarner@UCDavis.Edu>; Date: Sun, 28 Apr 2002 19:30:22 -0700; Thanks andrew. Will it be okay to plug the hoses to the check valve and the gulp valve for a get-home-safe fix? cheers Joe Take off the air-rail. Then put allen head bolts in place of the injectors t; /html/mgs/2002-04/msg00891.html (8,119 bytes)
16. Re: air pump (score: 1): Author: Carl Elliott <celliott133@comcast.net>; Date: Sun, 28 Apr 2002 22:41:55 -0400; /// or try http://www.team.net/cgi-bin/majorcool /// Archives at http://www.team.net/archive; /html/mgs/2002-04/msg00892.html (6,807 bytes)
17. Re: air pump (score: 1): Author: "james" <jamesnazarian@netzero.net>; Date: Sun, 28 Apr 2002 20:39:21 -0600; I ran mine for months without the belt before I got around to capping everything off. I felt no problems with doing this, and I can't think of any problems with doing so. I like miles /// or try http; /html/mgs/2002-04/msg00893.html (8,033 bytes)
18. Re: air pump (score: 1): Author: Barney Gaylord <barneymg@ntsource.com>; Date: Mon, 29 Apr 2002 01:24:42 -0500; Leave the belt off, drive it and don't worry. And if you should ever get around to fixing it, you might like to check this article on repairing the air pump: http://www.chicagolandmgclub.com/drivelin; /html/mgs/2002-04/msg00901.html (7,465 bytes)
19. Re: air pump (score: 1): Author: Bob Howard <mgbob@juno.com>; Date: Mon, 29 Apr 2002 08:32:33 -0400; You can do just fine w/o the air pump. Remove it and repair it against the day you need it to pass visual inspection. Save that air manifold. They are irreplaceable! Remove it gently. Plug the holes; /html/mgs/2002-04/msg00905.html (8,162 bytes)
20. air pump (score: 1): Author: "Garner, Joseph P." <JPGarner@UCDavis.Edu>; Date: Mon, 29 Apr 2002 10:37:17 -0700; Thanks to everyone for the advice on the air pump. I took it off the car last night to see what was up - and the diagnosis; catastrophic failure! One of the vanes and it's associated carbons had shat; /html/mgs/2002-04/msg00941.html (7,639 bytes)

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