625 in (16 mm) - Flange type: Centered - Height: 6 in (152 mm) - Top outside length: 3

Fits: > 99-03 Twin Cam with carburetor

Used in combination with Accel's 8

All Black Diamond valves are one-piece Stainless Steel forgings with a black nitrided finish

90-97 Big Twin

BILTWELL MURDOCK RISERS 6" CHROME, TUV APPR. Fälgar (Rims) 625 in (16 mm) -Chrome plated. TUV approved. For 1" (25. 4mm) handlebars. Constructed from investment cast steel upper & threaded lower. Riser tubes are TIG welded seamless 4130 chromoly with 3mm thick tubing and 1 2 13 threaded mounting holes which will take stock riser bolts. Spacing is 3 1 2" (89mm), to fit most H D top triple trees. The top clamp bolt pattern will take stock H D speedo & tach brackets.