27810846T Mercury MerCruiser Sump Gasket Assembly | Genuine Quicksilver OEM Part

🔧 Product Description

Genuine Quicksilver Sump Gasket Assembly - Part Number: 27-810846T

A genuine Quicksilver sump gasket assembly for MerCruiser 3.0L GM 181 CID inline 4-cylinder engines. This gasket set seals the oil sump / oil pan to the engine block and is used during sump removal, oil pan resealing or lower-engine service.

⚙️ Key Features

• Genuine Quicksilver OEM sump gasket assembly

• Correct Mercury part number 27-810846T

• Fits MerCruiser 3.0L GM 181 CID I/L4 engines where specified

• Used with one-piece rear main seal 3.0L MerCruiser applications

• Required gasket assembly during sump or oil pan removal

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 27-810846T current OEM service reference

OEM / Related Numbers:

• 27-810846T

• 810846T

• 27810846T

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• MerCruiser 3.0L GM 181 CID inline 4-cylinder sump / oil pan gasket applications

• MerCruiser 3.0L engines with one-piece rear main seal where 27-810846T is specified

Typically suits:

• Engine models:

• MerCruiser 3.0L GM 181 I/L4 - serial 0L097000 to 0W301999

• MerCruiser 3.0L GM 181 I/L4 - serial 0W302000 to 1A0019999

• MerCruiser 3.0L GM 181 I/L4 - serial 1A002000 to 1A020543

• MerCruiser 3.0L GM 181 I/L4 - serial 1A020544 and up

• MerCruiser 3.0L MPI EC - serial 1A072812 and up

• MerCruiser 3.0L TKS Plus - serial 1G404114 and up

• Engine Type: MerCruiser GM 181 CID inline 4-cylinder petrol engine

• Litre Range: 3.0L

• System Type: Sump / oil pan gasket assembly

🔌 Function

The sump gasket assembly seals the oil pan to the lower engine block, helping prevent engine-oil leakage at the sump rail and end-seal areas.

Common signs of failure:

• Engine oil leak around sump pan

• Oil seepage at pan rail or front / rear corners

• Gasket damage during sump removal

• Oil residue under engine

• Gasket replacement required during lower-engine service

📦 Condition

• Genuine Quicksilver part

• Brand new

• Supplied in original or equivalent packaging