44" to max size of 1

These are a proper radius for an 18" rear rim

Main Jet: 125 (T120/T140 twin-carb 650/750 models use a 130 main jet)

Investment-cast stainless-steel construction

This is a replacement for Triumph factory tool OEM # 60-1810

Primary Gasket for 1963-1982 650/750 unit Triumph Motorcycles OEM #71-7009 Bar Type_Smooth 44" to max size ofStandard primary gasket for your unit Triumph bike. My personal favorite is to smear some clean grease to burnish each side of the gasket and fit it without using gasket cement. That way you can pull your primary cover without the hassle of scraping and fitting a new gasket each time. Fits 1963 1982 unit Triumph 650 c. c. and 750 c. c. motorcycles. Replacement for OEM # 71 7009.