Drag Pipes For 1948 - 1969 Generator Big Twin Engines With S.T.D. Cylinder Heads In Rigid Or Swingarm Frames PART #:724-40STD 597-3L* 30"-long Super Slash muffler

597-3L* 30"-long Super Slash muffler (left-side)

"-diameter muffler clamp

or for custom applications

765A Ribbed Panhead rocker arm covers for 1948–1965  engines (sold in pairs)

719-925SB* Black for 1986–2003 models_

Drag Pipes For 1948 - 1969 Generator Big Twin Engines With S.T.D. Cylinder Heads In Rigid Or Swingarm Frames PART #:724-40STD 597-3L* 30"-long Super Slash muffler1. 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