Triumph piston rings 500 T100 Size .040 40 over Grant USA Made Ring set unit twin BSA You will receive the brand

You will receive the brand new overhaul/rebuild kit for your Norton Commando MK 3 as pictured

These are UK Made and brand new

This product is New - Amal main jet 260 Triumph Norton BSA 376/100/260

You will get everything you see in the picture: two brand new quality JCC 650 pistons / 9:1 compression

coated SS braided Front Brake Hose 35" Norton Commando 06-3540/CSS UK MADE Hi-Rider

Triumph piston rings 500 T100 Size .040 40 over Grant USA Made Ring set unit twin BSA You will receive the brandYou are bidding on a brand new size . 040 Piston ring set for all Triumph 500 unit twins 1959 to 1973 Grant USA Made. Includes everything you see in the picture. These are brand new, never installed, and are quality parts that are proven. Piston ring gap: The new industry standard for British motorcycles is to gap the rings at . 020 New independent lab tests and studies (in the USA and England) show that any gap between . 024 to . 010 is efficient,