Description
A high-rpm engine demands valve springs engineered to handle sustained load cycles without failure. This dual spring kit delivers the consistent seat pressure and damping characteristics needed for reliable performance at the track or on the dyno. Whether you’re building a competition engine or upgrading a street performance application, the 98438-K12 provides the precision fitment and durability required when precision matters.
- 353 lb/in spring rate
- Dual spring design
- 1.160 in coil bind
- 0.950 in outer diameter
- Steel cups included
- Steel locks included
- Steel retainers included
- Complete valve spring kit
