# 90055-ZY3-000 Honda Tensioner Bolt | Genuine Used Part

🔧 Product Description

  

Genuine Honda Alternator Belt Tensioner Bolt - Part Number: 90055-ZY3-000

  

A genuine used Honda Marine tensioner bolt for selected BF-series large-displacement four-stroke outboards.

  

The bolt forms part of the alternator mounting and drive-belt adjustment assembly. It allows the alternator position and belt tension to be set correctly before the alternator mounting fasteners are secured.

  

⚙️ Key Features

  

• Genuine used Honda Marine tensioner bolt

• Correct Honda part number 90055-ZY3-000

• Used in the alternator and drive-belt mounting assembly

• Suitable for selected Honda 135HP to 225HP four-stroke outboards

• Factory-threaded hardware with the correct Honda mounting profile

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 90055-ZY3-000 current Honda OEM reference

  

OEM / Related Numbers:

  

• 90055-ZY3-000

• 90055ZY3000

• 90055-ZY3

• 90055ZY3

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Honda BF-series alternator mounting and belt-tensioning systems

  

Typically suits:

  

• Engine models:

• Honda BF135A

• Honda BF135AK2

• Honda BF150A

• Honda BF150AK2

• Honda BF175A

• Honda BF175AK1 / AK2

• Honda BF200A

• Honda BF200AK1 / AK2

• Honda BF225A

• Honda BF225AK1 / AK2

• Honda BF200 AK2 BAEJ serial 1700001 to 1799999

• Later BF135, BF150, BF175, BF200 and BF225 engine diagrams specifying 90055-ZY3-000

  

• HP Range: 135HP - 225HP

• Engine Type: Honda EFI four-stroke outboard

• Year Range: Approximately 2004 onward, dependent on model and serial number

  

🔌 Function

  

The bolt provides the threaded adjustment point used to position the alternator and establish correct drive-belt tension.

  

Common signs of failure:

  

• Bolt threads are stripped or damaged

• Bolt is bent or corroded

• Alternator belt cannot be tensioned correctly

• Belt repeatedly becomes loose

• Bolt head is rounded or damaged during adjustment

  

📦 Condition

  

• Genuine used part

• Removed from running engine where applicable

• In good working condition unless otherwise stated

## Details

- **Price:** 12.5 AUD
- **Vendor:** Sawley's Auto and Marine
- **Tags:** Sawley’s AAM Used Parts – Alternators | Marine Charging Systems & Alternators

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 12.50 AUD | In stock |

## Images

- 90055-ZY3-000 Honda Tensioner Bolt | Genuine Used Part
- 90055-ZY3-000 Honda Tensioner Bolt | Genuine Used Part
- 90055-ZY3-000 Honda Tensioner Bolt | Genuine Used Part
- 90055-ZY3-000 Honda Tensioner Bolt | Genuine Used Part
- 90055-ZY3-000 Honda Tensioner Bolt | Genuine Used Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/90055-zy3-000-honda-tensioner-bolt-genuine-used-part)
> Updated: 2026-07-18