www.HammondMotorsports.com https://www.facebook.com/pages/Hammo...26044754164488 https://www.youtube.com/user/HammondMotorsports/videos HMS has an new Ace clutch disc for a 1 1/8" x 10 spline. It is a 5-1/2" metallic disc. The part number is R550103K2. There are two disc in the box. $80.00+ Shipping We ship UPS Daily. Call (563)659-1153 with any questions. Business hours are Mon-Thr 8-6 Fri 8-5 Sat 8-12