Fitment：For Predator 212cc For Honda GX200 For BSP and most other GX200 OHV clone engines Hemi and Non Hemi engines. Package Includes:2Pc 18lb Valve Springs Fitment：For stock camshafts and most other stock style camshafts including the MOD2 Dyno Cam Valve springs with greater spring pressure provide better valve control at high RPM and can safely turn more RPM. Use with performance cams/ratio rockers