Torque Ball Housing Nut Only

The King Racing Products Torque Ball Housing Nut (Part Number 1617) is a precision-engineered replacement fastener designed for torque tube assemblies in marine propulsion systems. This 5/16-18 inch thread hex head nut is manufactured from aluminum and finished in black anodize, providing corrosion resistance critical for saltwater and freshwater boating environments. Built to exact OEM specifications, this component ensures secure, reliable fastening in high-vibration marine applications where proper torque retention directly impacts drivetrain integrity and safety.

The aluminum construction with black anodized finish strikes the balance between weight reduction and durability—critical factors in marine engineering where every pound matters and corrosion protection is non-negotiable. The 5/16-18 thread pitch conforms to standard fastening specifications for King Racing torque tube assemblies, ensuring compatibility with factory-original parts and proper load distribution under dynamic engine conditions. At just 0.02 pounds, this nut maintains the lightweight design philosophy of performance marine propulsion systems while delivering the holding strength required in high-RPM applications.

This replacement nut serves both routine maintenance and emergency drivetrain repair for boaters relying on King Racing components. Whether performing scheduled torque tube service or replacing a fastener damaged by corrosion or vibration fatigue, having the correct OEM-specification nut on hand prevents extended downtime. Serious offshore anglers and performance boat operators depend on King Racing's precision engineering to maintain the reliability their time on the water demands. Stock this part number (1617) for future repairs or keep it as a spare component in your marine maintenance kit.