# 21141686 Manifold | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta Upper Intake Manifold Cover - Part Number: 21141686

  

Brand-new genuine Volvo Penta upper intake manifold/plenum cover for the 21141685 V8 lower manifold. The cover closes the plenum, forms the upper airflow chamber and provides the original throttle-body and vacuum connection geometry.

  

⚙️ Key Features

  

• Upper plenum component for manifold 21141685

• Factory throttle-body and sensor interfaces

• Maintains sealed intake volume

• Marine corrosion-resistant construction

• Cover only; lower manifold, throttle body and gasket are separate

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 21141686 - Current OEM reference

  

OEM / Related Numbers:

  

• Volvo Penta 21141686

• VOE21141686

• Lower intake manifold 21141685

• Throttle body 21141689

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Volvo Penta 5.0/5.7-litre MPI gasoline intake system

  

Typically suits:

  

• Engine / drive models:

• 5.0Gi

• 5.0GXi

• 5.7Gi

• 5.7GXi

• 5.7OSi

• Engine Type: Volvo Penta GM-based V8 marine gasoline engine

• Year / Generation: Late MPI gasoline generations

  

🔌 Function

  

Forms the sealed upper intake plenum and routes air from the throttle body to the lower manifold runners.

  

Common signs of failure:

  

• Unmetered-air leak

• Whistling or unstable idle

• Cracked cover or damaged gasket face

• Loose throttle-body mounting

• Lean codes or poor throttle response

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 1118.94 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1118.94 AUD | In stock |

## Images

- 21141686 Manifold | Genuine Volvo Penta Part

---

> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21141686-manifold-genuine-volvo-penta)
> Updated: 2026-08-02