High Performance Chevy Valve Springs

Mamo Motorsports has been collecting valve spring kits from both AFR and TFS for years. Through years of testing and use, we know that the durability of ALL of these springs is excellent. These springs are interchangeable with pretty much anything! The only difference is the size of the guide boss, which is typically either .500 or .565 in diameter: Order now because when they are gone, they are gone!