Triumph Hepolite 750 twins piston and ring kit Bore Size:+.020" piston kit The intake valve head is

The intake valve head is 1

and TR7 twins including TR7V

The top retainer in these kits have a 25% weight reduction over OEM

This base gasket replaces Triumph part # 70-6309 or E6309

All of our bearings are in sealed factory packaging and should not be removed until ready for installation

Triumph Hepolite 750 twins piston and ring kit Bore Size:+.020" piston kit The intake valve head isThis Hepolite kit includes everything you need to take your 750 cylinder to the next size. Pistons, wrist pins, circlips, and the most modern and high quality ring set available today. This 8. 6: 1 compression Triumph piston is a replica of the pistons originally fitted as OEM. Having sold this piston set for years, and using them in our builds, these are an excellent choice for any street 750 engine, Bonneville or TR7. These pistons are manufactured