Triumph Unit 500 Lightweight "Racing" valve spring kit With Keepers:YES (add $33.30) All Kibblewhite keepers are single-point

All Kibblewhite keepers are single-point machined from high tensile strength billet material

only using ChroMoly tubing

4 Viton pushrod tube O Rings   ( 71-1283 or E11283 )

0005" smaller than the intakes

Please read the instructions to familiarize yourself with the installation

Triumph Unit 500 Lightweight "Racing" valve spring kit With Keepers:YES (add $33.30) All Kibblewhite keepers are single-pointThis is the best spring kit in the world for the Unit 500 head, early or late. No matter what camshafts you are running, stock, hot rod, or wild racing cams, this spring kit will work for you. These high quality springs are wound with super clean chrome silicon wire that is then heat treated and shot peened. The ultra light titanium retainers reduce reciprocating weight and the base washers are specifically engineered for this kit. Included are 4