I would assume so if it originally called for a N-9YC. If there is no
difference in the design a A head and a B head then yes. I don't know
allot about A's
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From: donmathis[SMTP:donmathis@lucent.com]
Sent: Wednesday, August 21, 1996 1:55 PM
To: Randy Rees (Starwave)
Subject: RE: spark plugs and carbon
At 10:18 AM 8/21/96 PDT, you wrote:
>
>N-9YC is the recommended and middle of the road plug. A colder plug is
>the N-7YC and colder again is N-6YC. The coldest plug available for the
>MGB was the N-60 but I don't believe it exist anymore. and a hotter plug
>is the N-11YC and N-12YC. On a hotter than standard engine, i.e. hotter
>cam, port and polished ect. you should run a colder plug in the #2 and
#3
>since these run hotter. A hopped up street engine could use N-9 in #1,#4
>and a N-7 in #2, #3. Full race would use N-7 in #1, #4 and N-6 in #2,
>#3.
>
>For further clarification the Y in the model number denotes that the
>electrode extendeds beyond the end of the core well. So a N-9C the
>electrode is flush with the bottom of the plug.
> ----------
>From: mgs-owner[SMTP:mgs-owner@autox.team.net]
>Sent: Tuesday, August 20, 1996 5:56 PM
>To: mgs
>Subject: spark plugs and carbon
>
Does all of this also apply to an MGA? Thanks-
Don Mathis,Ph.D.
LUCENT TECHNOLOGIES
donmathis@lucent.com
'61 MGA '37 Bentley
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