Difference between revisions of "Petrol engines Ignition advance curves"
From VW T25(T3)-Tech
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Above: Centrifugal advance curves only (for comparison) | |||
Max Vacuum advance is quoted as 12~16 degrees for both DG and DJ (see below) | Max Vacuum advance is quoted as 12~16 degrees for both DG and DJ (see below) | ||
| Line 10: | Line 10: | ||
I think that they are probably close enough and the engine is running a treat on LPG and a quick check on 98 ron seems Ok too. | I think that they are probably close enough and the engine is running a treat on LPG and a quick check on 98 ron seems Ok too. | ||
''''HarryMann:'' Good to use the correct distributor if you have one, though the curves do look the same slope. | |||
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Revision as of 21:36, 23 September 2008
Above: Centrifugal advance curves only (for comparison)
Max Vacuum advance is quoted as 12~16 degrees for both DG and DJ (see below)
SteveW: Using a 2.1 DJ distributor for a 1.9 DG
I think that they are probably close enough and the engine is running a treat on LPG and a quick check on 98 ron seems Ok too.
''HarryMann: Good to use the correct distributor if you have one, though the curves do look the same slope.
| 1.9 DG | 2.1 DJ | ||
| Static timing | 5°±1° BTDC@900±50 | 10°±1° BTDC@800 | |
| Adv. check 1 | 0°-2°@1500 | 0°-2°@1050 | |
| Adv. check 2 | 10°-14°@2400 | 2°-6°@1300 | |
| Adv. check 3 | 24°-28°@4200 | 12°-16°@2400 | |
| Vacuum adv. | 12°-16° | 12°-16° |
