20798986 Suction Pipe | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Engine Oil-Sump Suction Pipe - Part Number: 20798986

Formed fluid-transfer component used in the d5a/d7a sump pickup and lubricating-oil pump inlet. It maintains the original bore, routing, connection type and clearance around adjoining engine components.

⚙️ Key Features

• Manufactured to the original Volvo Penta dimensional and material specification

• Maintains correct fit, alignment and service access in the designated assembly

• Designed for diesel-engine heat, vibration and operating-load exposure

• Direct replacement for a worn, damaged, missing or corroded original component

• Must be matched by part number, engine product and serial/configuration before installation

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 20798986 (OEM catalogue reference)

OEM / Related Numbers:

• 20515177 and 20882047 service covers

• 20412568 lip seal

• 20451738 screw

• 20742661 gasket

• 20405603 spring pin

• 888860 oil pan

• 888861 cover

• 888868 dipstick

• 20460218 O-ring

• 888866 guide tube

• 888867 adapter

• 3831236 oil filter

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• D5A/D7A sump pickup and lubricating-oil pump inlet

Typically suits:

• Engine models:

• D5A-B TA; D5A-T; D5A-TA; D7A-B TA; D7A-T; D7A-TA; D7C-B TA; D7C-TA

• HP Range: Approximately 100-250 HP, depending on engine rating

• Engine Type: Four- and six-cylinder marine diesel

• Year Range: Approximately late 1990s-2000s

🔌 Function

Transfers the specified oil, fuel, coolant, air or vapour between components while preserving the original routing, flow area and sealing arrangement.

Common signs of failure:

• Visible oil, fuel, coolant, air or vapour leakage

• Cracking, corrosion, abrasion, chafing or wall thinning

• Kinking, crushing, blockage or restricted flow

• Loose fittings or damaged sealing faces

• System pressure, flow or performance below specification

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging