Colony 9507-8 Cylinder Base Studs Set | Harley 1986-Up Sportster models

Upgrade your engine’s reliability with the Colony 9507-8 Cylinder Base Studs Set, a high-quality replacement hardware kit designed for long-lasting performance. These precision-machined studs provide a strong, secure connection between your Harley-Davidson engine cases and cylinders—helping prevent leaks, vibration, and hardware failure.

Built in the USA and made to OEM-style specifications replacing Harley OEM 16832-86C, this Colony stud set ensures proper fitment, strength, and durability for riders rebuilding, restoring, or maintaining their engine.

Why Riders Choose This Cylinder Base Stud Set

• ✔ OEM-style fitment for accurate alignment and dependable clamping force

• ✔ High-strength construction for enhanced engine stability

• ✔ Prevents cylinder movement, gasket leaks, and vibration issues

• ✔ Ideal for engine rebuilds, restoration projects, or replacing worn hardware

• ✔ Made in the USA with premium materials and precision machining

What’s Included

• (8) Cylinder base studs

• OEM-style dimensions and thread fitment
  (Contents match Colony kit specifications)

Perfect For

Riders looking for reliable, long-lasting hardware when rebuilding or servicing Harley-Davidson engines.