Developed specifically for '15+GM LT4 engines, this Beehive valve spring kit offers greatly-improved valve control and increased high-rpm stability along with a maximum valve lift of 0.600". No guesswork, drop-in...
Developed specifically for '15+GM LT4 engines, this Beehive valve spring kit offers greatly-improved valve control and increased high-rpm stability along with a maximum valve lift of 0.600". No guesswork, drop-in ready.