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Re: Whats my next step for solving my light-throttle surge? [Re: JohnRR] #1207120 04/02/12 10:21 AM 04/02/12 10:21 AM
Joined: Jun 2008 Posts: 3,916 usa L lewtot184 master
lewtot184 master L Joined: Jun 2008 Posts: 3,916 usa	Quote: Quote: Quote: enlarge the idle feed tube orifice in the primary clusters. i guess you folks don't understand this, . He is using a factory stock 440 carb on his 318 , I'd change the step springs before modifying things , but that's me ... i know, but why would you go after the main metering for an off idle problem?

Re: Whats my next step for solving my light-throttle surge? [Re: Secret Chimp] #1207121 04/02/12 10:35 AM 04/02/12 10:35 AM
Joined: Dec 2007 Posts: 1,357 central Florida VL21 pro stock
VL21 pro stock Joined: Dec 2007 Posts: 1,357 central Florida	This is just a shot in the dark, have had it before. Are you running a vacuum advance? If so, do you have it connected to ported or manifold vacuum source? I have had manifold vacuum under light or no throttle advance the timing so far it would cause something like your symptoms. Just a thought. It takes gasoline to interest me.

Re: Whats my next step for solving my light-throttle surge? [Re: lewtot184] #1207122 04/02/12 10:39 AM 04/02/12 10:39 AM
Joined: Jan 2003 Posts: 75,058 U.S.S.A. JohnRR I Win
JohnRR I Win Joined: Jan 2003 Posts: 75,058 U.S.S.A.	Quote: Quote: Quote: Quote: enlarge the idle feed tube orifice in the primary clusters. i guess you folks don't understand this, . He is using a factory stock 440 carb on his 318 , I'd change the step springs before modifying things , but that's me ... i know, but why would you go after the main metering for an off idle problem? It doesn't sound like an off idle problem to me , but what do I know

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