Triumph Piston Unit 650 ccm T120/TR6 std. /Pair
9:1
650 Unit Engine
STD= 71mm
Piston Clearance 0.12mm or 45thou
complete with piston rings, circlips and gudgeon pin
Price per pair
LFH
Pistonmade in far east
Piston rings in England
Triumph Inlet-Valve Guide 650cc Std. Triumph Inlet Valve Guide 350/500/650 cc PRE UNIT + 650 cc UNIT STD size Made in England These can be used fo 3T 1947, with 2 modifications (E1759) 1 mm too long under head The collar needs to be turned a little smaller. Length: 56.4 mmOD 1/2" = 12.7 mm