The "Race City Original Springs" have set the standard for the clone for years.
"Race City Original Springs" will outlast every clone valve spring on the market other then are "Race City Pro Valve Springs"
Race Ready Springs are checked and set to make sure they are legal and ready to install.
All Race City Springs have a small I.D. to help hold the spring tight on the spring retainer and valve stem oil seal, to keep the valve spring from jumping around.
Sold as a pair.