20460291 Nozzle | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Injector Nozzle Element - Part Number: 20460291

Precision nozzle element used inside the TAD721VE injector to establish the specified opening behaviour and fuel spray pattern.

⚙️ Key Features

• Genuine Volvo Penta injector nozzle element

• Designed for the mechanical diesel fuel-injection system - stage 1 / tier 1

• Direct service replacement for Volvo Penta part number 20460291

• Precision nozzle element used inside the TAD721VE injector to establish the specified opening behaviour and fuel spray pattern

• Six nozzle elements are used when servicing the complete injector set

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 20460291 (Volvo Penta OEM reference)

OEM / Related Numbers:

• 20460290 - complete injector

• 3803957 - Volvo exchange injector

• VOE20460291 - Volvo Construction Equipment prefixed number format

• 20460290 - complete mechanical injector

• 20460291 - matching injector-nozzle element

• 20500360 / 3803967 - application injection pump and exchange unit

• 20405567 - high-pressure fuel pipe

• 11700426 - injector sealing gasket

• 11700424 / 20405559 - injector bracket and retaining screw

• 20502189 / 3803948 / 3801319 - stage- and serial-specific injector variants; verify before substitution

• 20405851 / 20524235 - stage- and serial-specific nozzle variants; not universal substitutes

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta TAD721VE Stage 1 / Tier 1 industrial diesel installations

Typically suits:

• Engine models:

• TAD721VE

• HP Range: Approximately 265HP

• Engine Type: 7.2-litre six-cylinder turbocharged industrial diesel

• Year Range: Approximately 1999 - 2005

🔌 Function

Meters and atomises high-pressure diesel fuel into the combustion chamber with the specified opening pressure and spray pattern.

Common signs of failure:

• Hard starting or extended cranking, particularly when cold

• Uneven idle, cylinder misfire or diesel knock

• Black, white or grey exhaust smoke

• Reduced power and increased fuel consumption

• Dribbling, poor atomisation or incorrect opening pressure during injector testing

Service / Installation Notes:

• Use clean-room fuel-system practices and prevent dirt entering the injector or high-pressure pipe

• Bench-test opening pressure, leakage and spray pattern after assembly and before returning the engine to service

• Nozzle replacement requires injector disassembly, ultrasonic cleaning where appropriate, calibrated assembly and bench testing

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging