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1. [Healeys] A bit of tuning advice (score: 1): Author: "Paul Leeks" <Paull@glasgows.co.uk>; Date: Tue, 29 Jun 2010 16:50:57 +0100; After having problems with the poor running of my BN4, I put an electronic ignition in the distributer (which was also overhauled) and rebuilt the carbs using a carb kit. However, I still can't seem; /html/healeys/2010-06/msg00673.html (9,887 bytes)
2. Re: [Healeys] A bit of tuning advice (score: 1): Author: Bob Spidell <bspidell@comcast.net>; Date: Tue, 29 Jun 2010 15:54:52 +0000 (UTC); Sounds like valve timing is off. You'll need to check the lift of the #1 intake valve at TDC to confirm, one way or another. bs -- Bob Spidell - San Jose, CA After having problems with the poor runni; /html/healeys/2010-06/msg00675.html (9,882 bytes)
3. Re: [Healeys] A bit of tuning advice (score: 1): Author: Bob Spidell <bspidell@comcast.net>; Date: Tue, 29 Jun 2010 15:58:36 +0000 (UTC); Oops ... the lift isn't checked at TDC, but at some point on the intake stroke. Don't know the exact procedure, offhand. bs -- Bob Spidell - San Jose, CA Sounds like valve timing is off. You'll need; /html/healeys/2010-06/msg00676.html (10,870 bytes)
4. Re: [Healeys] A bit of tuning advice (score: 1): Author: "Paul Leeks" <Paull@glasgows.co.uk>; Date: Tue, 29 Jun 2010 17:01:13 +0100; Thanks Bob. I did set them right back at the beginning, but definitely worth doing again! Cheers Paul Oops ... the lift isn't checked at TDC, but at some point on the intake stroke. Don't know the ex; /html/healeys/2010-06/msg00677.html (8,775 bytes)
5. Re: [Healeys] A bit of tuning advice (score: 1): Author: Greg Mandas <gmandas@yahoo.com>; Date: Tue, 29 Jun 2010 09:07:16 -0700 (PDT); I'm wondering if the carbs go lean when you open the throttle. There are a few videos on YouTube on SU repair and maintenance. One speaks to proper venting and dampening of the dash pots. Something,; /html/healeys/2010-06/msg00678.html (12,224 bytes)
6. Re: [Healeys] A bit of tuning advice (score: 1): Author: "Eric (Rick) Wilkins" <e-wilkins@cox.net>; Date: Tue, 29 Jun 2010 10:09:32 -0700; Sounds to me like a intake manifold leak (or other source of lean-out. Throttle bushes, blown carb gaskets, etc. Wilko San Diego _______________________________________________ Healeys@autox.team.net; /html/healeys/2010-06/msg00681.html (7,977 bytes)
7. Re: [Healeys] A bit of tuning advice (score: 1): Author: Jonas Payne <jpayne@ThorCon.net>; Date: Tue, 29 Jun 2010 10:26:03 -0700; I did a TR3 once and failed to properly seat the intake manifold. It appeared tight at the top, but had 1/16" gap at the bottom where it connected to the head - thus no vacumm. Similar problem in run; /html/healeys/2010-06/msg00682.html (9,847 bytes)
8. Re: [Healeys] A bit of tuning advice (score: 1): Author: Oudesluys <coudesluijs@chello.nl>; Date: Tue, 29 Jun 2010 20:33:00 +0200; A faulty valve/camshaft timing is higly unlikely unless someone messed up things really bad when the engine was build up. -Is your distributor OK, i.e. do the weights move freely and are the proper; /html/healeys/2010-06/msg00685.html (9,744 bytes)
9. Re: [Healeys] A bit of tuning advice (score: 1): Author: "Ulla&Sven Ordell" <bispmotala@hotmail.com>; Date: Tue, 29 Jun 2010 21:12:40 +0200; Good advice from Kees. I would like to add; do the carb spindles moving in unison. Or is just one carb doing the job once off idling. Been there. Regards Sven Sweden --Ursprungligt meddelande-- Fren; /html/healeys/2010-06/msg00686.html (10,810 bytes)
10. Re: [Healeys] A bit of tuning advice (score: 1): Author: "Simon Lachlan" <simon.lachlan@homecall.co.uk>; Date: Tue, 29 Jun 2010 21:20:24 +0100; Yes, me too..... & it does sound carb/inlet/vacuum/lean area to me. --Original Message-- From: healeys-bounces@autox.team.net [mailto:healeys-bounces@autox.team.net] On Behalf Of Ulla&Sven Ordell Sen; /html/healeys/2010-06/msg00690.html (11,772 bytes)
11. Re: [Healeys] A bit of tuning advice (score: 1): Author: Oudesluys <coudesluijs@chello.nl>; Date: Tue, 29 Jun 2010 22:29:13 +0200; One other thing to check is that the carb pistons move freely and do not stick. When lifted they should drop down with a clear click, without the needle touching the jet. If not clean pistons and das; /html/healeys/2010-06/msg00691.html (9,284 bytes)
12. Re: [Healeys] A bit of tuning advice (score: 1): Author: I Erbs <eyera3@gmail.com>; Date: Tue, 29 Jun 2010 14:58:29 -0700; cracked manifold? -- Ira Erbs Portland, OR _______ _______ (______ \____1960 BT7____/ _______) (_________________________) _______________________________________________ Healeys@autox.team.net Donat; /html/healeys/2010-06/msg00693.html (12,038 bytes)
13. Re: [Healeys] A bit of tuning advice (score: 1): Author: Martin Jansen <jule_enterprisesah@yahoo.com>; Date: Tue, 29 Jun 2010 15:53:16 -0700 (PDT); A quick way to check for intake leak -while engine is running take a welder's torch or a propane torch turn the acetylene gas or propane gas do not light, run the nozzle around the carb connections a; /html/healeys/2010-06/msg00695.html (9,216 bytes)
14. Re: [Healeys] A bit of tuning advice (score: 1): Author: Alan Seigrist <healey.nut@gmail.com>; Date: Wed, 30 Jun 2010 07:11:01 +0800; If your BN4 has the 12 port head, check the casting plug on the back of the intake manifold (the part facing the bulkhead). Sometimes if you get a strong pre-fire, it will cause the plug to dislodge; /html/healeys/2010-06/msg00696.html (12,155 bytes)
15. Re: [Healeys] A bit of tuning advice (score: 1): Author: Bob Spidell <bspidell@comcast.net>; Date: Tue, 29 Jun 2010 23:29:33 +0000 (UTC); " Sometimes if you get a strong pre-fire, it will cause the plug to dislodge slightly and create a vacuum leak" Or blow the thing out completely. Also, check for blockage in exhaust system. bs -- Bo; /html/healeys/2010-06/msg00697.html (10,390 bytes)
16. Re: [Healeys] A bit of tuning advice (score: 1): Author: Oudesluys <coudesluijs@chello.nl>; Date: Wed, 30 Jun 2010 08:24:09 +0200; Jezus, are you out of your mind, highly dangerous with sparks from the distributor around and possible blow back. Use a bit of WD40 instead, but still be carefull. Kees Oudesluijs NL ________________; /html/healeys/2010-06/msg00701.html (8,425 bytes)
17. Re: [Healeys] A bit of tuning advice (score: 1): Author: Richard Ewald <richard.ewald@gmail.com>; Date: Wed, 30 Jun 2010 07:16:44 -0700; That is actually how is it supposed to be done. Professional mechanics use a tool that screws on top of a small (hand held) propane bottle with a hose and a push button. Put the hose near the area yo; /html/healeys/2010-06/msg00702.html (10,038 bytes)
18. Re: [Healeys] A bit of tuning advice (score: 1): Author: I Erbs <eyera3@gmail.com>; Date: Wed, 30 Jun 2010 07:40:05 -0700; Lol. We used a can of starter fluid. I was taken back a bit by thought of a 4' tall bottle of gas igniting too. I Erbs Sent from my iPod _______________________________________________ Healeys@autox.; /html/healeys/2010-06/msg00703.html (9,373 bytes)
19. Re: [Healeys] A bit of tuning advice (score: 1): Author: "Guy R Day" <grday@btinternet.com>; Date: Wed, 30 Jun 2010 18:36:29 +0100; We used the same length of tube used to balance the air flow through the carbs and listened for a flow of air around the joint. Perhaps a little slower but safer than either of the other methods ment; /html/healeys/2010-06/msg00706.html (11,866 bytes)
20. Re: [Healeys] A bit of tuning advice (score: 1): Author: Oudesluys <coudesluijs@chello.nl>; Date: Wed, 30 Jun 2010 19:44:50 +0200; What professionals use is a small propane torch the size of a cigarette lighter, not a "f..." acetylene or propane welders torch. WD40 is rather safe if you use it sparingly, do not douse the engine; /html/healeys/2010-06/msg00707.html (11,234 bytes)

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