# 32877831A Mercury MerCruiser 1 Hose | Genuine Quicksilver OEM Part

🔧 Product Description

  

Genuine Quicksilver IAC / Intake Hose - Part Number: 32-877831A1

  

A genuine Quicksilver hose used in Mercury and Mariner EFI FourStroke intake manifold assemblies. This hose is commonly fitted around the idle air control / throttle body area on selected 30HP to 60HP EFI FourStroke engines, helping route air correctly through the intake control system.

  

⚙️ Key Features

  

• Genuine Quicksilver OEM intake / IAC hose

• Correct Mercury part number 32-877831A1

• Used in intake manifold and throttle body assemblies

• Suits selected Mercury / Mariner 30HP to 60HP EFI FourStroke outboards

• Direct replacement for the specified factory hose

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 32-877831A1 current OEM service reference

  

OEM / Related Numbers:

  

• 32-877831A1

• 877831A1

• 32877831A

• 32877831A1

• 877831A03 related throttle body assembly reference

• 877831T related throttle body reference

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Mercury / Mariner EFI FourStroke intake manifold and throttle body hose applications

  

Typically suits:

  

• Engine models:

• Mercury 30 EFI 3-cylinder FourStroke - serial 0T409000 to 1B355222

• Mercury 30 EFI 3-cylinder FourStroke - serial 1C109093 and up

• Mercury 40 EFI 3-cylinder FourStroke - serial 0T409000 to 1B355222

• Mercury 40 EFI 3-cylinder FourStroke - serial 1C000001 and up

• Mercury 40 EFI 4-cylinder FourStroke - serial 0T409000 to 1B355222

• Mercury 40 EFI 4-cylinder FourStroke - serial 1C000001 to 1C050251

• Mercury 40 EFI 4-cylinder FourStroke - serial 1C050252 to 1C453839

• Mercury 40 EFI 4-cylinder FourStroke - serial 1C453840 and up

• Mercury 40 EFI 4-cylinder FourStroke Jet - serial 1C453840 and up

• Mercury 50 EFI 4-cylinder FourStroke - serial 0T409000 to 1B355222

• Mercury 50 EFI 4-cylinder FourStroke - serial 1C000001 to 1C050251

• Mercury 50 EFI 4-cylinder FourStroke - serial 1C050252 to 1C453839

• Mercury 50 EFI 4-cylinder FourStroke - serial 1C453840 and up

• Mercury 60 EFI 4-cylinder FourStroke - serial 0T409000 to 1B355222

• Mercury 60 EFI 4-cylinder FourStroke - serial 1C000001 to 1C050251

• Mercury 60 EFI 4-cylinder FourStroke - serial 1C050252 to 1C453839

• Mercury 60 EFI 4-cylinder FourStroke - serial 1C453840 and up

• Mercury Formula 60 EFI 4-cylinder FourStroke applications where 32-877831A1 is specified

  

• HP Range: 30HP - 60HP EFI FourStroke

• Engine Type: Mercury / Mariner EFI FourStroke outboard

• System Type: Intake manifold / IAC hose

  

🔌 Function

  

The hose routes controlled intake air around the throttle body / idle control system so the EFI engine can maintain stable idle and correct low-speed operation.

  

Common signs of failure:

  

• Poor or unstable idle

• Cracked or split intake hose

• Air leak around throttle body area

• Engine hesitation at low speed

• Hose hardening, collapse or disconnection

  

📦 Condition

  

• Genuine Quicksilver part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 62.38 AUD
- **Vendor:** Quicksilver
- **Tags:** Quicksilver Marine Parts | Oils Service Kits & Engine Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 62.38 AUD | In stock |

## Images

- 32877831A Mercury MerCruiser 1 Hose | Genuine Quicksilver OEM Part

---

> Source: [Sawley's Auto and Marine](www.sawleysautoandmarine.com.au/products/32877831a-mercury-mercruiser-1-hose-genuine-quicksilver-oem-part)
> Updated: 2026-05-17