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The standard spring package has a 1.950-inch installed height and comes with a 1.550-inch diameter roller setup that's good for up to 0.700-inch lift with seat pressures at 240 lb closed and 550 lb open. Optional springs that can handle up to 0.750-inch are also available or Brodix can assemble the heads with springs supplied by the end user.
2. Rocker Mount
Conventional roller rockers will easily bolt on, however for all-out performance applications, it's highly recommended to upgrade to a shaft-mount system.
Every 229 features a full intake and exhaust CNC port.