camshaft mechanical flat tappet advertised duration 306/306 lift .640/.640 ford 351c 351m 400 each

CC-32-237-4:
SOLID - Excellent torque. Everyday performance. 2000+ converter and 9:1 compression. Noticeable idle.

CC-32-238-4:
SOLID - Street machine with headers, 2500+ converter, 9:1 compression. Great mid-range power. Mild rough idle.

CC-32-239-4:
SOLID - Street/strip, 3000+ stall, low gear, 10:1 compression. Rough idle. Great midrange and top end.

CC-32-240-4:
SOLID - Pro Street/bracket race. Excellent top end, 3500+ stall and 11:1 compression. Radical idle.