18-7053 Aftermarket Honda BF90 Carburettor Kit | Sawley's Select Marine Parts

🔧 Product Description

Aftermarket replacement Carburettor Repair Kit - Replaces Part Number: 18-7053

New Sierra aftermarket carburettor service kit used on selected Honda four-stroke outboards. It is commonly specified for BF75/BF90 applications from the late 1990s, but the service family also appears on other carburetted Honda models; the exact model and serial parts diagram remains the controlling reference.

⚙️ Key Features

• Sierra aftermarket carburettor repair kit

• Includes gaskets, O-rings, diaphragms and seals

• Supports selected Honda carburetted four-stroke engines

• Widely used on BF75 and BF90 service applications

• One kit services one carburettor

🧰 Kit Contents

• Carburettor gasket package - included under Sierra P/N 18-7053

• O-rings and seals - included under Sierra P/N 18-7053

• Diaphragm service components - included under Sierra P/N 18-7053

• Float-valve and metering seals - included according to carburettor configuration under Sierra P/N 18-7053

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 18-7053 (Sierra aftermarket service-kit reference)

OEM / Related Numbers:

• Honda KIT4 service family

Aftermarket / Verified Equivalents:

• Recmar: REC18-7053

🚤 Compatibility

Commonly used on:

• Honda carburetted four-stroke outboards

Typically suits:

• Engine models:

• BF8 from approximately 1996/2001 depending on version

• BF9.9

• BF15

• BF20 from 2003

• BF25

• BF30

• BF35 (1997)

• BF40

• BF45 (1997)

• BF50

• BF75 from 1997

• BF90 from 1997

• BF100 on carburetted applications

• HP Range: 8HP - 100HP

• Engine Type: Carburetted four-stroke outboard

• Year Range: Primarily 1996 onward carburetted applications

• Serial / Carburettor Identification: Confirm Sierra 18-7053 against the exact Honda model suffix and frame/engine serial.

🔌 Function

The kit renews the wear and sealing components used to control fuel level, meter fuel through the carburettor and prevent air or fuel leaks after the carburettor is dismantled for cleaning.

Common signs of failure:

• Hard starting or the need for excessive choke

• Unstable, hanging or excessively low idle

• Fuel leaking, flooding or fuel smell around the carburettor

• Hesitation, flat spot or stalling during acceleration

• Uneven cylinder fuelling, poor power or excessive fuel consumption

📦 Condition

• New aftermarket replacement part

• Brand new

• Supplied in original or equivalent packaging