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Timing opposite rotating engine

J

jclays

Regular Contributor
When timing the standard rotat

When timing the standard rotating engine I find my mark above the-0-hash mark for BTDC. On the opposite rotation engine do I find my mark below the -0-hash mark since it is rotating the opposite as the standard engine. Do I mark it the same as the standard one?
 
"Yes (different direction&

"Yes (different direction), and both at 10 deg BTDC at idle. Although, best done with an advance timing light or even with a degreed (timing tape) balancer at 3000rpm."
 
Make sure you wrap the tape pr

Make sure you wrap the tape properly if you select this option; the proper direction reverses when the engine rotation is changed.
 
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