Description
When you’re rebuilding or customizing a Big Twin or Sportster engine, using OEM-spec fasteners matters—inferior bolts can fail under load, compromise critical assemblies, and leave you stranded. DRAG SPECIALTIES Socket-Head Motor Bolt Kits eliminate the guesswork by providing complete, application-specific fastener sets manufactured to exacting standards right here in the USA. Whether you’re freshening up a 1987 Big Twin or dropping in a modern 2007+ powerplant, these kits ensure every fastening point—from primary covers to rocker boxes—gets the exact hardware it needs.
- Socket-head design for tool-friendly installation
- Application-specific bolt sets
- Covers primary, cam, clutch assemblies
- Includes derby, rocker box, transmission fasteners
- FXR MK108 model configuration
- Fits Big Twin 07+ and 87-94
- Fits Sportster XL 04+ and 86-03
- Made in the U.S.A.
- MPN: DS-190870
- Bolt-on installation
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