# 813504A1 Mercury MerCruiser Gauge Kt Oil Level | Genuine Quicksilver OEM Part

🔧 Product Description

  

Genuine Quicksilver Oil Level Gauge Kit - Part Number: 813504A1

  

A genuine Quicksilver oil level gauge kit used in selected Mercury and Mariner outboard top cowl assemblies. This kit provides the oil level gauge indicator used on oil-injected 2-stroke outboard applications, allowing the operator to check the oil reservoir level quickly and accurately.

  

⚙️ Key Features

  

• Genuine Quicksilver OEM oil level gauge kit

• Correct Mercury part number 813504A1

• Electric oil level gauge kit for selected Mercury / Mariner top cowl assemblies

• Commonly used on 30 Jet, 40HP, 45 Jet, 50HP, 55HP and 60HP 3-cylinder outboards

• Helps maintain clear oil level visibility on oil-injected outboard models

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 813504A1 current OEM service reference

  

OEM / Related Numbers:

  

• 813504A1

• 813504 A1

• 813504

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Mercury and Mariner 2-stroke outboard top cowl oil level gauge applications

  

Typically suits:

  

• Engine models:

• Mercury 30 Jet 3-cylinder, serial 9570790 and up

• Mercury 30 Jet 3-cylinder, serial 9973100 to 0P016999

• Mercury 30 Jet 3-cylinder, serial 0G760300 to 0T408999

• Mercury 40 3-cylinder, serial 9973100 to 0P016999

• Mercury 40 3-cylinder, serial 0P017000 to 0P325499

• Mercury 40 3-cylinder, serial 0P325500 and up

• Mercury 40 / 400 4-cylinder, serial 9570790 and up

• Mercury 45 Jet, serial 9683055 to 9885344

• Mercury 45 Jet, serial 0D000750 to 0G290584

• Mercury 45 Jet, serial 0P017000 to 0P094499

• Mercury 50 3-cylinder, serial 9683055 to 9885344

• Mercury 50 3-cylinder, serial 9885345 to 9973099

• Mercury 50 3-cylinder, serial 0G760300 to 0T979999

• Mercury 50 3-cylinder, serial 1B000001 and up

• Mercury 55 3-cylinder, serial 0D000750 to 0G290584

• Mercury 55 3-cylinder, serial 0G590000 to 0G760299

• Mercury 55 3-cylinder, serial 0P017000 to 0P325499

• Mercury 55 3-cylinder, serial 0T980000 and up

• Mercury 60 3-cylinder, serial 9885345 to 9973099

• Mercury 60 3-cylinder, serial 0D000750 to 0G290584

• Mercury 60 3-cylinder, serial 0G590000 to 0G760299

• Mercury 60 3-cylinder, serial 0P017000 to 0P325499

• Mercury 60 3-cylinder, serial 0P325500 and up

• Mercury 60 3-cylinder BigFoot, serial 9973100 to 0P016999

• Mercury 60 3-cylinder BigFoot, serial 0G590000 to 0G760299

• Mercury 60 3-cylinder BigFoot, serial 0G760300 to 0T979999

• Mariner 40 3-cylinder, serial 0G590000 to 0G760299

• Mariner 50 3-cylinder, serial 9683055 to 9885344

• Mariner 50 3-cylinder, serial 1B000001 and up

• Mariner 60 3-cylinder, serial 0D000750 to 0G290584

• Mariner 60 3-cylinder, serial 0G590000 to 0G760299

• Mariner 60 3-cylinder BigFoot, serial 0G760300 to 0T979999

  

• HP Range: 30 Jet, 40HP, 45 Jet, 50HP, 55HP and 60HP

• Engine Type: Mercury / Mariner 2-stroke carbureted outboard

• System Type: Top cowl oil level gauge / oil reservoir indicator

  

🔌 Function

  

The oil level gauge kit displays the oil reservoir level through the top cowl assembly, helping the operator monitor oil supply on oil-injected 2-stroke outboards.

  

Common signs of failure:

  

• Oil level gauge is cracked, cloudy or unreadable

• Gauge does not move with oil level changes

• Oil level warning or visual level check is unreliable

• Leakage or poor sealing around the gauge fitting

• Damaged top cowl oil level indicator assembly

  

📦 Condition

  

• Genuine Quicksilver part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 36.55 AUD
- **Vendor:** Quicksilver
- **Tags:** Quicksilver Marine Parts | Oils Service Kits & Engine Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 36.55 AUD | In stock |

## Images

- 813504A1 Mercury MerCruiser Gauge Kt Oil Level | Genuine Quicksilver OEM Part

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> Source: [Sawley's Auto and Marine](www.sawleysautoandmarine.com.au/products/813504a1-mercury-mercruiser-gauge-kt-oil-level-genuine-quicksilver-oem-part)
> Updated: 2026-05-17