Anti-Knocking Idle Stabilization

x 1" thick

Simply remove the stock frame rail cover hardware

polished appearance

and accepts any cam-style Harley-Davidson gas cap for unparalleled chopper authenticity

Pistons for Triumph 650 c.c. Motorcycles - Standard Bar Width_32+ inches Anti-Knocking Idle StabilizationThese pistons are produced for Triumph 650 c. c. motorcycles by Emgo and include the pair of pistons, two wrist pins, and four keepers as pictured. These pistons are a stock 9: 1 compression ratio. Piston rings are sold separately. NOTE: Triumph 650 c. c. bikes have a 71 mm bore standard, +0. 020" is 71. 5 mm, +0. 040" is 72 mm, +0. 060" is 72. 5 mm, and +0. 080" is 73 mm.