20544667 Crankcase | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Crankcase - Part Number: 20544667

This genuine Volvo Penta crankcase is an OEM service component used in the Engine Crankcase / Cylinder-Block Lower Structure. It is manufactured to the original Volvo Penta dimensional, material and interface requirements for the documented Volvo D7A Stage 2 / Tier 2 industrial diesel application. Technical identification: Standard crankcase for Stage 2/Tier 2 D7A-B TA engines. In service, it forms the lower structural engine assembly and provides the accurately machined interfaces for the crankshaft, oil system and adjoining castings. Selection must be confirmed by OEM part number 20544667, the exact model/product number, serial number and installed assembly configuration.

⚙️ Key Features

• Genuine Volvo Penta OEM crankcase

• OEM part number 20544667

• Documented application: Engine Crankcase / Cylinder-Block Lower Structure

• Validated engine/application family: Volvo D7A Stage 2 / Tier 2 industrial diesel

• Technical distinction: Standard crankcase for Stage 2/Tier 2 D7A-B TA engines

• Primary function: Forms the lower structural engine assembly and provides the accurately machined interfaces for the crankshaft, oil system and adjoining castings.

• Measure all critical bores and deck interfaces, clean every oil/coolant gallery and follow the specified tightening sequence and bearing/liner procedure.

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 20544667 (current/original OEM service reference)

OEM / Related Numbers:

• 20544667

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Engine Crankcase / Cylinder-Block Lower Structure

Typically suits:

• Engine / product models:

• D7A-B TA Stage 2/Tier 2

• Engine / Application Family: Volvo D7A Stage 2 / Tier 2 industrial diesel

• Serial / Configuration Note: Confirm emissions stage, crankcase/block casting and engine serial number.

🔌 Function

Forms the lower structural engine assembly and provides the accurately machined interfaces for the crankshaft, oil system and adjoining castings. Measure all critical bores and deck interfaces, clean every oil/coolant gallery and follow the specified tightening sequence and bearing/liner procedure.

Common signs of failure:

• Coolant entering oil, oil entering coolant or unexplained fluid loss

• Low compression or combustion leakage between cylinders/coolant passages

• Cracking, corrosion or erosion around deck and liner locations

• Main-bearing, camshaft or liner-bore wear outside specification

• External leakage or repeated gasket failure from distorted faces

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging