Product DescriptionTHIS HD SPRING KIT IS DESIGNED TO WORK WITH THE TB RACE CAM FOR USE WITH ALL LIFAN BIG VALVE HEADS and ENGINES SDG PRO MINI 125 ,Lifan 120,138 and 140 This is the same valve spring kit we use in our T-5 WORKS engines!! tbwo430
Feature : TB H-D Valve Springs for Big Valve Heads
- Highest quality materials.
- Precision fit.
- Exacting tolerances.
