i have a pair of ex manifolds 440 hp with these #s on em 9299, and 9179, whats the dates? and how do u tell?

70 Challenger Convertible 340 six pak CLONE?
70 Duster real FM3 car
65 Dart Charger FOR SALE

#NONIKESEVER


A Real man aint afraid to drive PINK!!!!

67 Plymouth Valiant PILOT CAR 273 Commando 4 spd