Looking for a 850cfm Thermoquad 4-hole 3/4"-1" carb spacer

8v-of-fury

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Leads on where to buy a 850cfm Thermoquad 4-hole 3/4"-1" carb spacer

I see a bunch of 4 barrel spreadbore carb spacers, but I am sure what I am looking at is the spacers for a Q-jet.. and they have the smaller primaries.

I am unsure if these will fit the larger 1 1/2" primaries of the 850 TQ. I could just run a open spacer, but I really want the 4-hole for added signal to the carb.
 
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call summit's tech line. they will lead you right to the part, ask for the part number, but it elsewhere if needed

or ask on FABO where they have 40,000 members with people online 24/7, 365.249 days a year
 
If you don't find any that fit the larger primaries, you could always have a machine shop open up the primary holes.
Personally I prefer the phenolic, like Canton has, and have used those on my square bore Holleys because they have better insulating properties than aluminum.
 
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