# 21874012 Cap | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta V8 Valve-Spring Cap - Part Number: 21874012

  

A genuine upper valve-spring retainer cap used on Volvo Penta 6.0L V8 petrol engines.

  

⚙️ Key Features

  

• Precision valve-train geometry

• Hardened contact and pivot surfaces

• Designed for high-cycle engine operation

• Maintains specified valve or injector motion

• Position- and engine-calibration-specific component

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 21874012 (current OEM reference)

  

OEM / Related Numbers:

  

• Quantity per engine: 16

• 21874011 - valve spring

• 21874013 - valve keepers

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Volvo Penta 6.0L V8 petrol marine valve-train systems

  

Typically suits:

  

• Engine / drive models:

• V8-350-CE-D where the same valve-train part is specified

• V8-380-C-A, V8-380-C-B

• V8-380-CE-A, V8-380-CE-B

  

• HP Range: 350HP - 380HP

• Engine Type: GM-based 6.0L V8 electronic-fuel-injected petrol marine engine

• Year Range: Approximately 2013 - 2020

• Serial / Fitment Note: Confirm the complete engine, drive or equipment product number and serial number before ordering.

  

🔌 Function

  

Transfers or controls valve-train motion so the intake valve, exhaust valve or injector operates at the specified timing and lift.

  

Common signs of failure:

  

• Top-end ticking or knocking

• Excessive valve or injector clearance

• Cylinder misfire, low compression or reduced power

• Pitting, scoring, cracking or loss of lubrication

• Severe valve, injector or camshaft damage after failure

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 21.59 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 21.59 AUD | In stock |

## Images

- 21874012 Cap | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21874012-cap-genuine-volvo-penta)
> Updated: 2026-08-03