21874010 Screw | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta V8 Rocker-Arm Adjusting Screw - Part Number: 21874010

A genuine valve-train adjusting screw used with the intake and exhaust rocker arms on Volvo Penta 6.0L V8 petrol engines.

⚙️ Key Features

• Genuine Volvo Penta factory component

• Position-specific dimensions and material

• Designed for marine or industrial engine service

• Maintains the intended assembly relationship

• Direct replacement for the same numbered original part

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21874010 (current OEM reference)

OEM / Related Numbers:

• Quantity per engine: 16

• 21874008 / 21874009 - rocker arms

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

Performs the position-specific mechanical or electrical function assigned by the Volvo Penta engine or drive assembly.

Common signs of failure:

• Visible wear, cracking or corrosion

• Loose fit or abnormal movement

• Loss of alignment, sealing or retention

• Accelerated wear of adjoining components

• Failure to perform the assigned function

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging