Harley-Davidson 45 Springers

When you are not sitting on the bike you should have about 4" between the tire and fender

750 or 850cc Triumph

OEM# 4636 includes lockwashers

Pistons for Triumph 650 c.c. Motorcycles - +0.060 Vendor_Mullins Chain Drive Harley-Davidson 45 SpringersThese 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.