S&S CYCLE Cylinder Stud Kit — 14 mm (9/16") thread, for M8 models – 18-25 Softail, 23-25 Touring, 17-25 Trike, 20-22 CVO

🔧 Upgrade cylinder retention with this precision Cylinder Stud Kit designed for reliable engine assembly.

The kit includes 8 studs with rounded thread roots rather than flat, improving fatigue strength and long-term durability.

Studs are manufactured from 4140 chrome moly, oil quenched and tempered to 39–44 HRC for exceptional wear resistance and consistency.

With a positive stop shoulder for consistent installed height and a 180,000 psi tensile strength, this kit delivers dependable performance under load.