Insulator Blocks

2-1/16 Insulator Blocks 3/8"

• Size: 3/8"

S&S Cycle Insulator Blocks - 2-1/16" Opening, 3/8" Thick These high-quality insulator blocks are designed for use with S&S 2-1/16" manifolds and include O-rings for a secure fit. They help improve performance by reducing heat transfer from the engine to the carburetor. The mounting hole pattern matches stock configurations for Tillotson, Bendix, and Keihin butterfly-type carburetors, ensuring easy installation.