Big Block GX390 and Clones PWK Carburetor Adapter - For JT-97 Large Port Head Casting

Billet 6061 aluminum adapter for using PWK style carburetors on large port JT-97 head casting for GX390 and other big block clone engines.

Cut here in Tennessee by us for a perfect fit

Uses an o-ring seal, so no need for a gasket

Spigot is 40mm diameter and has a deep groove that fits our rubber boots tightly

Includes two stainless steel button head bolts 

MADE IN THE USA