Volvo RWD 140-160 Forum

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Timming curves for a B20F 140-160

posted by  CyaLater on  Sat Jan 31 00:47 CST 2004
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I have a 72' 140 Green Book (Genuine Volvo Manual)

B20E&F
Bosch JFURX4
Cenrifugal Advance:
Total 12.0 +/- 1 degrees at distributor.
Begins at---------- 375-550 distrib. RPMs
5 distib. degrees at 610-800 distrib. RPMs
7 distib. degrees at 970-1140 distrib. RPMs
9 distib. degrees at 1200-1375 distrib. RPMs
11 distib. degrees at 1300-1450 distrib. RPMs
12 distib. degrees at 1500 distrib. RPMs

Vacuum Retard:
Total 5 +/- 1 degrees at distributor.
Begins at 30-110mm Hg
3 distib. degrees at 80-125mm Hg
Finishes at 130mm Hg


As Rhys says, don't bother connecting the vacuum.


Cheers,
Paul.





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New Timming curves for a B20F [140-160]
posted by  Yvan Lacroix  on Wed Jan 28 11:23 CST 2004 >


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