Quick view Compare Mantic Clutch USA GM Tremec LS T56 TKO TKX 6 Bolt. Twin Disc Clutch Kit 1-1/8' x26 Spline. Sprung Hub, Ceremetallic, 9in Diameter, SFI 1.1, Billet, Rebuildable. Retail: Before: Price: Sale: $2,115.00 Add to Cart