Triumph 650 Long Rod Big Bore Replacement Piston Set (2) & Rings (Set) 1963-72 STD PN# TBS-0153 & 71-3690 or TBS-0154


SKU: VAR-TBS-BB-PISTON-KITS Categories: , Tags: , ,

Triumph 650 750 Big Bore Replacement Piston Set and Rings. These are specifically for the Aerco big bore kits. The wrist pins are specific to this usage and can only be used to replace big bore pistons. Two big bore replacement pistons are accompanied with complementary rings as selected above:

  • Hastings 71-3690 H Standard (2)
  • Goetze TBS-0154 Standard (2)
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