TECH
Grant Triumph piston ring installation notes
This USA made piston ring set is suitable for OEM A/E Hepolite Triumph 650 pistons, and area perfect compliment to the JCC 650 pistons currently available. Please read the following to insure proper seating of your new rings. This set is comprised of a one piece cast oil ring, and two cast compression rings. The compression rings have an inner bevel which must be installed toward the top of the piston. The word "TOP" is printed on these rings indicating which is top. The oil ring does not have a direction. The purpose of piston rings is to seal the...
Triumph Unit 500 piston installation
Here are our installation instructions for 500cc Triumph Unit twin piston set. This covers the "non squish band" cylinder head used fron 1967-1974.
Engine rebuilding advice
If you are planning on rebuilding your engine (or haven't done it in a while), this may save you time, money, and aggravation...
Triumph Four Speed High Gear Bushing
This 2 piece high gear bushing is easier to install and can be sized for a tighter fit than sloppy "OEM" style bushings.
Triumph Tappet Block installation
Read about installing Triumph tappet blocks, and what you need to know before you start. Bronze or cast iron, Pre Unit or Unit, all of them need the same care during installation.