There are multiple versions of the Holley carb and gaskets vary.
Unless your kit is serial number specific there is NO WAY to know if it is correct. Among other issues, metering plate gaskets have holes in different places. If you have used incorrect gaskets, your engine will never run properly.
Unlike other tractor carburetors, the Holley is sensitive to float adjustment. Float adjustment is specified to 1/64". You need to adjust it as closely as you can, at least within 1/32". As previously mentioned, this will not be possible if the float pivot pin holes are worn egg-shaped, which is not uncommon.
Is the vacuum advance functioning properly?
NEVER address carburetor issues unless/until the ignition is spot on.
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Today's Featured Article - Madison's County - by Anthony West. Philip Madison has been a good friend of mine for quite some time. He has patiently suffered my incessant chit chat on the subject of tractors for longer than I care to remember, and on many occasions he has put himself out, dropped what ever it was he was doing, to come and lend a hand cranking handles, or loading a find onto a trailer. Although he himself has never actually owned or restored a tractor, he was always enthusiastic and always around helping with other peoples projects.
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