| Listed in parts books | Not catalogued by year yet |
MAG SPRING SET,ADVANCE
Spring set for a magneto's automatic advance and retard mechanism, part number 498157.
This is the spring set for a magneto's automatic advance and retard mechanism. On magneto-equipped Triumphs, this little spring assembly is what lets the timing advance as revs come up and pulls it back at idle, doing the job a modern ignition system does electronically. Part number 498157 also shows up under the alternate number 06-8032 in some records.
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We don't have much more detail on file for this one beyond the basic listing. If you're chasing an advance/retard problem on a magneto, this is a component worth checking, but confirm the fit against your specific magneto before ordering.
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