- 1. CR =~9.4? (score: 1)
- Author: Unknown
- Date: Sun, 22 Oct 2000 10:25:30 -0400
- Greetings all, Scratching around with my pencil and calculator, I think I discover that upping my 83 mm bore to 87.2 mm will move my compression ratio from the original 8.5 to about 9.4. a) Did I do
- /html/triumphs/2000-10/msg00788.html (6,292 bytes)
- 2. Re: CR =~9.4? (score: 1)
- Author: Unknown
- Date: Sun, 22 Oct 2000 13:23:03 -0600
- According to my calculations, you are close. I don't have the chamber and gasket volume handy for a stock head, so I worked backwards from the bore and CR of the stock TR4 (86 mm and 9:1 CR) and came
- /html/triumphs/2000-10/msg00800.html (9,227 bytes)
- 3. Re: CR =~9.4? (score: 1)
- Author: Unknown
- Date: Mon, 23 Oct 2000 18:32:03 -0400
- I installed 87 MM heps way back in 80. Even before with the stock 83 MM I've always used HIGH TEST. Dont know how it would run on regular. Bob Labuz 1958 TR3A 1974 T140V
- /html/triumphs/2000-10/msg00873.html (7,181 bytes)
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