You won't know if you tore your seal until after you have reinstalled your points plate and timed the engine

cafe or stock bike with this slick part from LCFabrications

and gas caps are not interchangeable

pair it with Lowbrow Customs Gas Tank Adapter Brackets—no fabrication required

27-1/4" diameter measured straight across tip to tip

Tachometer Cable for Triumph / BSA / British Motorcycles Subcategory_Mechanical Brake Components You won't know if youThese tach cables are 28" in length and will fit Triumph 66 73 T100 66 70 TR6 T120 and 71 73 Trident . Perfect fit on Smith tachometers. Kyle runs this exact tach cable on his '67 Triumph Salt Flats race bike and it has performed flawlessly.