New 7:1 compression ratio piston and piston ring sets for pre-unit & unit 500 Triumph twins up to 1966 from L.F. Harris! These pistons were fitted to many Triumph 500 twins up to 1959 with 69mm standard bores including 5TA, T100, Tiger, Speed Twin, etc. Available in standard, +.020″, +.040 & +.060
Please use drop down menu to select size.
We also sell 9:1 compression Triumph 500 pistons click here
For connecting rod bearings click here
For gaskets click here
LF Harris motorcycle spares are produced to the highest quality standards possible utilizing original Triumph tooling, dies, factory blueprints & materials combined with modern manufacturing equipment, tolerances & techniques.
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