36450 Aftermarket Westerbeke Carburettor Kit 6.5-25.0 BTG/BEG Engines | Sawley's Select Marine Parts

🔧 Product Description

Aftermarket Westerbeke carburettor repair kit - Replacement Part Number: 36450

A complete service kit for the carburettor used on selected Westerbeke BTG, BTGA, TWG and BEG petrol generator sets. The kit renews the principal fuel-metering and sealing components without replacing the complete carburettor. Generator frequency, full model designation and original carburettor number should be checked before installation.

⚙️ Key Features

• Services one Westerbeke generator carburettor

• Renews the fuel-inlet, float-bowl and metering seals

• Suitable for multiple 50 Hz and 60 Hz BTG/BEG generator ratings

• Helps restore dependable starting and stable governed speed

• Direct aftermarket replacement for Westerbeke 036450

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 036450 (zero-prefixed Westerbeke reference)

• 36450 (short-form Westerbeke reference)

OEM / Related Numbers:

• 036450

• 36450

• WB-036450

Aftermarket / Verified Equivalents:

• Sierra generator service equivalent: 23-7200

Included Components:

• Needle-and-seat assembly - Component service reference: supplied in Kit 036450

• Float-bowl gasket - Component service reference: supplied in Kit 036450

• Carburettor body and flange gaskets - Component service reference: supplied in Kit 036450

• Metering seals and O-rings - Component service reference: supplied in Kit 036450

• Small service washers and retainers - Component service reference: supplied in Kit 036450

🚤 Compatibility

Commonly used on:

• Westerbeke petrol marine generator sets using the 036450 carburettor service package

Typically suits:

• Engine models:

• 4.9 TWG / 6.5 TWG

• 6.4 TWG / 8.0 TWG

• 6.5 BTG / 8.5 BTG

• 10.0 BTG / 12.5 BTG

• 12.0 BTG and 15.0 BTG / BTGA

• 16.0 BEG / 20.0 BEG

• 20.0 BEG / 25.0 BEG

• Generator Output Range: Approximately 4.9 kW - 25.0 kW, depending on frequency and model

• Engine Type: Carburetted petrol marine generator engine

• Frequency Applications: 50 Hz and 60 Hz model pairs

• Year Range: Confirm by generator model, serial number and original carburettor

🔌 Function

The kit restores the carburettor components that regulate fuel entry, float-bowl level and fuel metering. Correct service helps the generator start cleanly, hold governed speed and respond to electrical load without surging.

Common signs of failure:

• Hard starting or excessive choke/enrichment required

• Rough idle, hunting or repeated low-speed stalling

• Hesitation, flat spots or intake backfire during acceleration

• Fuel leakage, flooding or an incorrect float-bowl level

• Lean surging, reduced power or fuel starvation under load

• Rich running, smoke, spark-plug fouling or excessive fuel consumption

📦 Condition

• Brand new aftermarket replacement part

• New and unused

• Supplied in manufacturer or equivalent protective packaging