3809772 Overhaul Kit | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta overhaul kit for TD420VE, TAD420VE. Volvo Penta publishes the kit contents in full: piston kit 21305007 (4 off); main bearing kit 20459140 (5 off); thrust washer kit 20459149 (1 off); big end bearing kit 20480536 (4 off); gasket kit 21654394 (1 off). The gasket kit in it covers the inlet and exhaust, de-carbonising, turbo connection and additional gaskets.

🚤 Compatibility

Typically suits:

• Volvo Penta TD420VE
• Volvo Penta TAD420VE

• Engine Family: TD, TAD

⚙️ Key Features

• For TD420VE and TAD420VE
• 8.53 kg
• 2 applications across TD and TAD series engines
• Supersedes 3588243
• Overhaul kit for TD420VE, TAD420VE
• Piston kit - part number 21305007 - quantity 4
• Main bearing kit - part number 20459140 - quantity 5
• Thrust washer kit - part number 20459149 - quantity 1
• Big end bearing kit - part number 20480536 - quantity 4
• Gasket kit (incl. inlet/exhaust, de-carbo, turbo connect, additional gaskets) - part number 21654394 - quantity 1
• Engines: TD420VE, TAD420VE
• Kit contents: Piston kit 21305007 x4; Main bearing kit 20459140 x5; Thrust washer kit 20459149 x1; Big end bearing kit 20480536 x4; Gasket kit 21654394 x1

🔌 Function

Supplies the parts needed to overhaul one assembly together as a single kit.

⚠️ Common Signs of Failure

• Falling compression, oil consumption or blow-by
• Oil pressure lower than it was, especially when hot
• Smoke on start-up or under load
• Worn, scored or scuffed components found on strip-down
• Performance down across the board rather than on one cylinder

🛠️ Service Notes

• This kit is specific to TD420VE and TAD420VE — confirm your engine designation before ordering
• Lay the kit out and check it against your strip-down list before ordering any extra parts
• Renew oil, coolant and filters at the same time and follow the running-in guidance after reassembly
• Check the engine designation, and the emissions tier where one is quoted, against the kit before ordering - the same engine family has separate kits for Tier 1 and Tier 2
• The kit is supplied as a matched set; the contents above are what Volvo Penta publishes for it, so anything else the stri

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 3809772 → Supersedes 3588243

OEM / Related Numbers

• 3588243 earlier number superseded by this part

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging