camshaft hydraulic roller tappet advertised duration 281/283 lift .571/.573 chevrolet small block ls

CC-54-424-11:
HYDRAULIC ROLLER - Great street cam with very wide power range, good drivability and excellent response.

CC-54-426-11:
HYDRAULIC ROLLER - Great street/strip camshaft for mid-range and high rpm power. Must have programmer.

CC-54-428-11:
HYDRAULIC ROLLER - High rpm street/ strip camshaft for use with FAST LSX intake. Requires programmer.