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Old 05-18-2009 | 06:06 PM
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rssteiny
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Default plugs
best plug and number for 500hp carb
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Old 05-18-2009 | 06:21 PM
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Jeff P31
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The manual calls for ngk br6fs or champion rv8c
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Old 05-18-2009 | 06:30 PM
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jeffswav
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I use AC rapid fire #1's
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Old 05-18-2009 | 06:37 PM
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BPR6FS extended tip.
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Old 05-18-2009 | 09:40 PM
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Young Performance
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I like the NGK R5673 A-7
Eddie
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Old 05-19-2009 | 10:32 AM
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rssteiny
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Originally Posted by Young Performance
I like the NGK R5673 A-7
Eddie
my local napa has this number without the A they have R5673-7 is that the same
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Old 05-19-2009 | 10:48 AM
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Young Performance
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Yes it is. I'm sorry .....that plug does not have the A in it.
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Old 05-19-2009 | 04:57 PM
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ngk ur-5
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Old 05-20-2009 | 01:35 AM
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Originally Posted by baja36ft
ngk ur-5
Good Plug for a blower motor, but kinda cool for NA. Its the equivalent of an AC R41TS.

AC R43TS. Its and extended tip version of the stock plug or use the NGK equivalent cross reference, probablyy the same as what Pismo posted.
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Old 05-20-2009 | 03:47 PM
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Originally Posted by Griff
Good Plug for a blower motor, but kinda cool for NA. Its the equivalent of an AC R41TS.

AC R43TS. Its and extended tip version of the stock plug or use the NGK equivalent cross reference, probablyy the same as what Pismo posted.
on ngk's the lower the# the hotter the plug.....in champ it would be a RV12
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