- 1. Spitfire compression (score: 1)
- Author: Ray Bryant <photoray@flash.net>
- Date: Fri, 23 Oct 1998 09:06:18 -0500
- I just did a compression test at the urging of a friend. I didn't want to do it for fear of what I might find. Here are the results: This was done with the distributor center wire disconected so that
- /html/spitfires/1998-10/msg00569.html (7,647 bytes)
- 2. Re: Spitfire compression (score: 1)
- Author: jak0pab@jak10.med.navy.mil (Bowen, Patrick A. RP2)
- Date: Fri, 23 Oct 1998 10:49:24
- Ray, This is the right way to run you compression test. However, your results do not sound very good. Your pressure should be withing 10 percent of each piston. Number 1 and 4 look good. Number 2 and
- /html/spitfires/1998-10/msg00571.html (8,481 bytes)
- 3. Re: Spitfire compression (score: 1)
- Author: Bill Kelly <kelly@dss.com>
- Date: Fri, 23 Oct 1998 11:20:32 -0400
- Yes, though it's probably better to disconnect the wire from the coil to the distributor. Same effect, though. They should be different. The 2 middle cylinders are definitely LOW. My Herald periodica
- /html/spitfires/1998-10/msg00572.html (7,681 bytes)
- 4. Re: Spitfire compression (score: 1)
- Author: Ray Bryant <photoray@flash.net>
- Date: Fri, 23 Oct 1998 11:04:07 -0500
- Thanks Bill, My motor is a 1500 and it was supposedly rebuilt by a PO about 10,000 miles ago. My 2 & 3 spark plugs have a little carbon buildup, but not much. Ray **
- /html/spitfires/1998-10/msg00575.html (8,073 bytes)
- 5. Re: Spitfire compression (score: 1)
- Author: Ray Bryant <photoray@flash.net>
- Date: Fri, 23 Oct 1998 11:14:00 -0500
- My idle is rough, but I adjusted the timing and it did help the rough idle a bit and it increased the power a lot. Ray **
- /html/spitfires/1998-10/msg00576.html (8,821 bytes)
- 6. RE: Spitfire compression (score: 1)
- Author: Mark Sinclair <msinclair@dis-inc.com>
- Date: Fri, 23 Oct 1998 09:23:21 -0700
- My understanding was that all Spitfire and Herald engines were delivered with specially 'Factory Blown Head Gaskets' just so you didn't have to worry about when it was going to go ;-) Very slightly m
- /html/spitfires/1998-10/msg00578.html (8,696 bytes)
- 7. Re: Spitfire compression (score: 1)
- Author: Atwell Haines <carbuff@nac.net>
- Date: Sat, 24 Oct 1998 09:53:47 -0400
- Did you have the throttle open fully when you took those readings? This is more accurate. Atwell Haines '79 Spitfire
- /html/spitfires/1998-10/msg00610.html (7,564 bytes)
- 8. Re: Spitfire compression (score: 1)
- Author: Martin Hargreaves <martin@datamodl.demon.co.uk>
- Date: Sat, 24 Oct 1998 17:51:38 +0100 (BST)
- I recently did one on my UK MkIII (1296 cc) and got: Throttle open, dist. disconnected at coil. Any ideas why #3 should be higher? pretty efficiently but looks OK from this, yes? Are these the right
- /html/spitfires/1998-10/msg00614.html (8,519 bytes)
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