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Difference with spark plugs

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Difference with spark plugs
Reckless Rat Offline
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#2
23-05-2019, 08:01 PM
The P stands for projected nose. The two plugs have the same heat range (5) but the BP5HS extends further into the combustion chamber. On an engine prone to oiling its plugs (and often when used on a late 37 head) it's not the better choice.
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Messages In This Thread
Difference with spark plugs - by morrisminor - 23-05-2019, 07:56 PM
RE: Difference with spark plugs - by Reckless Rat - 23-05-2019, 08:01 PM
RE: Difference with spark plugs - by morrisminor - 23-05-2019, 08:06 PM
RE: Difference with spark plugs - by Reckless Rat - 23-05-2019, 08:18 PM
RE: Difference with spark plugs - by Bob Culver - 24-05-2019, 05:42 AM
RE: Difference with spark plugs - by JonE - 24-05-2019, 07:32 AM
RE: Difference with spark plugs - by Ian Williams - 24-05-2019, 08:47 AM
RE: Difference with spark plugs - by Bob Culver - 24-05-2019, 09:07 PM
RE: Difference with spark plugs - by Ian Williams - 24-05-2019, 09:22 PM
RE: Difference with spark plugs - by Rogerfrench - 25-05-2019, 06:13 PM
RE: Difference with spark plugs - by Ian Williams - 25-05-2019, 08:52 PM

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