Description
Custom engine builds demand hardware that matches your precision standards—and OEM fasteners often fall short. The DRAG SPECIALTIES Socket-Head Side Cover delivers CNC-grade consistency across critical motor assembly points, eliminating the frustration of hunting down correct bolt specifications across multiple vendors. Whether you’re restoring a Big Twin or building a modern XL, this complete motor set ensures every fastening point—from primary to transmission covers—meets tight tolerances without compromise.
Built to U.S. manufacturing standards and engineered for Harley-Davidson platforms spanning nearly four decades, this socket-head bolt collection covers every motor mount, rocker box, and engine case connection your build requires.
- Socket-head design
- Complete motor sets
- MPN: DS-190382
- 07+ Big Twin fitment
- 87–94 Big Twin compatible
- 04+ XL fitment
- 86–03 XL compatible
- Primary bolts included
- Cam cover fasteners
- Transmission side hardware
- Rocker box bolts
- Derby cover set
- Lifter block fasteners
- Clutch cover hardware
- Motor mount screws
- U.S.A. manufactured
- Consistent specifications









