and 1939-48 Harley-Davidson Big Twin Springers

Very handy fabricator part for custom motorcycles

1936-1948 Harley-Davidson Big Twins

A valve designed with the custom bike builder in mind

custom look and dependable functionality

DIY 1-3/4 inch Builder Exhaust Kit - for your Chopper Bobber or Cafe Build Subcategory_Manuals and 1939-48 Harley-Davidson Big TwinThe V Factor DIY 1 3 4 inch Builder Exhaust Kit can be used to make your own custom exhaust for any Harley Davidson or custom motorcycle. This kit includes everything you need to cut and weld a custom set of pipes. The tubing is 1 3 4" O. D. 16 gauge wall mild steel. Each kit includes: Four 16" straight sections Two 3. 5" radius U bends with straights Two 5" radius U bends with straights Two Evolution Twin Cam head flanges Two Shovelhead head flanges