1920 Main body Help!!

chadwick46

New member
Holley 1920 Main Well/Power Valve Broken lever

Upon dis-assembly of my Holley 1920 on my 1969 Scout 800 (196 ci) I was somehow able to turn the main body inside the float bowl into a projectile. This resulted in the plastic economizer (power valve) lever breaking. The list on this carb is 3993.

I have another model 1920 from a 1970 Scout 800 with 6 cyl. The list on this carb is 4542 and it has the two stage power valve (having learned my lesson I did not break anything taking this one apart).

My questions are:

1. Can I use the 6 cyl main well/power valve on my 4 cyl?
2. If the answer to #1 is no, where can the get the little plastic lever?.

The information I read here:
http://www.forums.IHPartsAmerica.com/carb-tech/510-Holley-19xx-series-carb-stuff-2.html

Lead me to believe I could use either as the two stage is simply an improvement on a earlier model.

Thanks

Chad hayes
 
Last edited:
Thanks! I was able to source the piece finally. Got if from carburetor collectibles specialty. They have and ebay store and had just the right part.

Thanks again.

Chad
 
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