21026535 Inlet Valve | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Inlet Valve - Part Number: 21026535

Brand-new genuine Volvo Penta inlet valve precision-machined for use in the Volvo Penta TAD420VE and TAD620VE cylinder-head valvetrain. Its stem, face, head diameter and material are matched to the original cylinder head and valve-seat specification.

⚙️ Key Features

• Genuine engine valve

• Correct stem and valve-face geometry

• Material suited to intake or exhaust temperature duty

• Maintains factory airflow and combustion sealing

• Valve only; seat, guide, spring, collets and seals are separate

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21026535 - OEM reference

OEM / Related Numbers:

• Volvo Penta 21026535

• VOE21026535

• Inlet valve seat 20459852

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta TAD420VE and TAD620VE cylinder-head valvetrain

Typically suits:

• Engine models:

• TAD420VE

• TAD620VE

• Engine Type: Volvo Penta four- and six-cylinder industrial diesel

• Serial / Configuration: Applicable to the valve arrangement from serial number 10128118; verify head casting and valve-seat specification

• Year Range: TAD420VE/TAD620VE production from the stated serial break

🔌 Function

Opens and closes at the commanded camshaft timing to control cylinder gas exchange while sealing combustion pressure against the valve seat.

Common signs of failure:

• Low compression or cylinder misfire

• Burnt, pitted or recessed valve face

• Bent stem or sticking in the guide

• Excessive valve clearance or uneven seating

• Exhaust smoke, difficult starting or loss of power

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging