Including properly matched quality beehive valve springs, 7 degree locks, viton seals, hardened seats and chromemoly steel retainers, this spring kit is ready to bolt onto LS heads with aggressive...
Including properly matched quality beehive valve springs, 7 degree locks, viton seals, hardened seats and lightweight tool steel retainers, this spring kit is ready to bolt onto LS heads with...
Our trunnion upgrade kit converts a stock LS series rocker arm into a captured trunnion for increased stability and stiffness. Compatible with stock geometry, our trunnion kit can be performed in 30...