camshaft hydraulic roller tappet advertised duration 299/319 lift .533/.519 mopar small block each

CC-20-600-9:
HYDRAULIC ROLLER - Thumpr - High performance street, stock converter ok, best with 2000+ converter and gears, choppy/thumping idle.

CC-20-601-9:
HYDRAULIC ROLLER - Mutha’ Thumpr - High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.

CC-20-603-9:
HYDRAULIC ROLLER - Big Mutha’ Thumpr - Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle.