78 K30 Carburetor Issue

[68post]

Originally Posted by 68_Step

It has an Edelbrock Performer 2.0 manifold and headers, not sure if there is an adapter
under the carb or not but reading the description on Edelbrock's site it looks like the manifold is spreadbore - isn't the 4776 a squarebore?

The 4776 is a sguarebore holley , and your intake can use it or a spreadbore carb. You may have a thin steel adapter plate under your carb, some manifolds require them so the squarebore carb will seal.