Keep your carburetor cool by installing a composite carburetor insulator block. Insulator blocks are made in England and come in various bore sizes and thicknesses. Hole spacing measure 2" which makes our blocks compatible and universal with Amal pre-Monobloc, Monobloc and Concentric carburetors as fitted on a wide range of Triumph, BSA and Norton motorcycles.
Use the drop down menu to select which bore size spacer you desire - sold each
**Features**
- Made in England
- Replaces part number 70-4918 and E4918
- Free shipping in the USA