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 Post subject: 1275 question ... Plugs
PostPosted: Fri Aug 25, 2006 7:38 pm 
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1098cc
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Joined: Mon Jul 10, 2006 5:59 pm
Posts: 1275
Location: Bris / Syd
Call me stupid but... What spark plugs do 1275's normally run? I have a set of NGK BP 5E S spark plugs .. these ok?


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PostPosted: Fri Aug 25, 2006 7:43 pm 
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Joined: Fri Mar 19, 2004 6:19 pm
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Location: near Baulkham Hills, NSW
They normally ran BP6ES, but with unleaded fuel now, BP5ES are fine. :wink:

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DrMini- 1970 wasaMatic 1360, Mk1S crank, 86.6HP (ATW) =~125 @ crank, 45 Dellorto (38 chokes), RE282 sprint cam, 1.5 rockers, 11.0:1 C/R. :mrgreen:


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PostPosted: Fri Aug 25, 2006 8:36 pm 
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1098cc
1098cc

Joined: Mon Jul 10, 2006 5:59 pm
Posts: 1275
Location: Bris / Syd
k. ... more on this... i have found my engine (though i don't like to admit with 2 x 5E and 2x 6E spark plugs "recently purchased engine" runnning. . should i check something out... compression test was 180- 190 on all cylinders. tested twice... advice welcome..


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PostPosted: Fri Aug 25, 2006 9:59 pm 
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Location: near Baulkham Hills, NSW
that pressure is fine.
I'd make all plugs the same, if mostly city use stay with the BP5ESs.

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DrMini- 1970 wasaMatic 1360, Mk1S crank, 86.6HP (ATW) =~125 @ crank, 45 Dellorto (38 chokes), RE282 sprint cam, 1.5 rockers, 11.0:1 C/R. :mrgreen:


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