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Old 09-17-2008 | 10:12 AM
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Default HP 500 timing

Anyone know off hand what the timing should be set at for an HP500 Carb?

Also, what spark plugs?

If it matters: The engine was a stock HP 500 but now has the updated cam, CMI exhaust, Mighty Marine Demon Carb, and a stainless marine crossover.
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Old 09-17-2008 | 10:33 AM
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34* above 3000 rpms

NGK BR6FS
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Old 09-17-2008 | 12:04 PM
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Originally Posted by JaayTeee
34* above 3000 rpms

NGK BR6FS
ditto
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Old 09-17-2008 | 01:59 PM
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thanks to both of you

It should be one bad azz 22 Donzi when it is all done, I'll get pics and post them when it is all wrapped up
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