O.S. Thermo Carburetor Insulator 20K/21C/20L/21H/21J

O.S. Thermo Carburetor Insulator 20K/21C/20L/21H/21J
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This is a replacement thermo carb insulator gasket for O.S. 20K/21C/20L/21H/21J carburetors. This is the small gasket that goes between the carburetor and the engine crankcase to stop heat transfer from the crankcase to the carburetor. This fits on the O.S. 21 VZ-B V-Spec and 30 VG engines.

This product was added to our catalog on April 19, 2006