Drag Pipes For 1948 - 1969 Generator Big Twin Engines With S.T.D. Cylinder Heads In Rigid Or Swingarm Frames PART #:724-40STD 735-3 4-piece crossover duals that

735-3 4-piece crossover duals that can also be used with a kicker

415BR Fits Paughco #715BSTD Upsweep Shotgun rear pipe (not shown)

"-diameter muffler clamp

721CM 38"-long Slash Cut muffler set

Drag Pipes For 1948 - 1969 Generator Big Twin Engines With S.T.D. Cylinder Heads In Rigid Or Swingarm Frames PART #:724-40STD 735-3 4-piece crossover duals that1. 3 4 Drag Pipes For 1948 1969 Generator Big Twin Engines With S. T. D. Cylinder Heads In Rigid Or Swingarm Frames These 40" long Slash Cut drag pipes are specifically intended for use on engines with Panhead or Shovelhead lower ends and STD cylinder heads. Because of the unique 3 bolt exhaust flange incorporated into the S. T. D. heads, they require special exhaust systems. We have taken some of our most popular drag pipe sets for 19481969 rigid and