INLINE TUBE OEM ZINC PLATED STEEL - CNB73F2 1973-74 Nova & 1973-74 Ventura, MANUAL Disc, ONLY, front preformed brake lines. Complete Preformed Brake lines 4pc.also 70 nova conversion to 5 port valve.this is also the kit for 70 nova only - In 1970 gm was working out valve problems and had 3 valves up at the master cylinder. In 1971 it was all worked out and there was now one 5 port valve that was used from 71-81. So if you want to get rid of all the extra lines and valves go with the 71 setup. it will blot right up with no problem. get the 71 line set, valve and bracket. This is the complete front brake line set, every hard line from the firewall forward. THE RIGHT AND LEFT FRONT WILL HAVE TO BE BENT BACK TO ACCOUNT FOR NO BOOSTER.These lines are for the years listed above only. All.