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Re: stupid SU question - quickie thoughts

To: roadsterregistry@yahoo.com, datsun-roadsters@autox.team.net
Subject: Re: stupid SU question - quickie thoughts
From: SPL311RDST@aol.com
Date: Fri, 16 Aug 2002 00:12:17 EDT
In a message dated 8/15/02 7:30:49 PM US Mountain Standard Time, 
roadsterregistry@yahoo.com writes:


> when you lift the piston, and the revs go down, should you adjust "that 
> carb" or the other one?

actually - it's when there is no change that you need to really worry - no 
change means that carbie ain't carrying it's share of the load and something 
is askew. 

Just like when you said you pulled the front 2 plug wires with no change - 
those cyl's are already "out of the loop" and not firing off correctly. 

With 2 cyls off, I'd suspect carb problems before ign.  Try checking float 
level - too low can cause things to starve out - a poss. cause of  the 
coughing & sputtering you mention.  Got the carbs synched ?  You said you 
recently swapped them out - is important to get everything set back up again 
correctly. Good linkage setting for one carb may not be good for the next 
one. 

If not carbs.... 
How'd ya check for spark at the plugs ? Easiest way to do it is w/ an 
inductive timing light - just clip it on  each one of the wires and check for 
regular "flashing". If you were taking off each wire & grounding you may not 
get a good picture if it's *regular* spark or not. 

Laurie :-)
70 SPL311
AzROC
Chandler, AZ

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