Get smooth valvetrain performance! Chevrolet Performance LS rocker arms install easily on your LS cylinder heads without any modifications. Add some additional horsepower and increase your rpm capability with a set of Chevrolet Performance LS rocker arms.
Questions & Answers (1)
Customer questions & answers
- Q Are these the upgraded type that replaced the non caged needle bearing ones that were prone to fail? answer nowAsked by harold H caicedo on May 22, 2019 10:41 amAnswered by the admin Those are just the factory rockers.