21739130 Exhaust Valve | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta D5 / D7 Exhaust Valve - Part Number: 21739130

Heat-resistant exhaust valve used in Volvo Penta D5 and D7 industrial cylinder heads. It seals combustion pressure against the matching valve seat and transfers exhaust-valve heat into the cylinder head.

⚙️ Key Features

• Genuine Volvo Penta service component

• Factory dimensions and material specification

• Designed for the original assembly

• Direct replacement at the specified catalogue position

• Serial-specific application

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21739130 (current OEM service number)

OEM / Related Numbers:

• VOE21739130

• Related OEM valve reference: 20755883

Aftermarket / Verified Equivalents:

• Olsson Parts: 45280

• TRW Engine Components: 22315

🚤 Compatibility

Commonly used on:

• Volvo Penta D5 and D7 industrial and generator engine cylinder heads

Typically suits:

• Engine models / systems:

• TAD550GE

• TAD551GE

• TAD721GE

• TAD722GE

• TAD750GE

• TAD750VE

• TAD751GE

• TAD760VE

• Engine Type: Inline-six turbocharged diesel

• Fitment Note: Confirm cylinder-head casting, stem diameter and valve-seat specification

🔌 Function

Controls exhaust-gas flow from the cylinder and seals the combustion chamber during compression and power strokes.

Common signs of failure:

• Low compression

• Burnt or pitted valve face

• Excessive valve clearance

• Misfire or rough running

• High exhaust temperature

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging