Description
SIERRA Johnson/Evinrude Connecting Rod Bolt, Replaces 330081 – 18-4076
Sierra 18-4076 is a connecting rod bolt for Johnson/Evinrude outboards using OMC/BRP connecting-rod bolt 330081, including applicable V4 looper engine families.
- High-strength connecting-rod fastener for internal powerhead service.
- Direct aftermarket reference for OMC/BRP 330081.
- Connecting-rod bolts are critical fasteners; use the engine manufacturer’s tightening procedure and replace any fastener showing thread, stretch or head damage.
- Designed as a direct marine-service replacement where the listed Sierra/OEM reference is specified.
- Compare the original part number, dimensions and assembly configuration before installation.
Fitment for marine engine and drive service parts can vary by model, serial number, drive/gearcase, cooling configuration and prior OEM supersessions. Compare the original OEM number and physical configuration before installation, and follow the applicable manufacturer service procedure and torque specifications.
Specifications
- Manufacturer: Sierra
- Part Number: 18-4076
- Part Type: Connecting rod bolt
- Application: Johnson/Evinrude outboards using OMC/BRP connecting-rod bolt 330081, including applicable V4 looper engine families.
- Fastener Location: Connecting rod
Interchange / OEM References
- Johnson/Evinrude: 330081

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