Triumph unit 500 twin piston set .020 over pistons Early 1959 to 1966 T100C T100 GPM crimp Manufacturer Part Number: 86-18122

Manufacturer Part Number: 86-18122

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breather hole upgrade

You will get the 4 spacers that are pictured

Triumph unit 500 twin piston set .020 over pistons Early 1959 to 1966 T100C T100 GPM crimp Manufacturer Part Number: 86-18122This product is New Triumph unit 500 twin piston set . 020 over pistons Early 1959 to 1966 T100C T100 This set is made in Italy You get pistons and rings as pictured. Triumph 650 Twin Size Inch mm Std 2. 795 71 +10 2. 805 71. 25 +20 2. 815 71. 50 +40 2. 835 72 +60 2. 855 72. 50 +80 2. 875 73 +100 2. 895 73. 50 Triumph 750 Twin Size Inch mm Std 2. 9916 76 +10 3. 002 76. 25 +20 3. 012 76. 50 +40 3. 032 77 +60 3. 052 77. 50 +80 3. 072 78 +100 3. 092 78.