BFO 1FMPAT Top Big Cylinder Piston Gaskets End Kit 50CC QT50

( Brand: Bfo ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Compatible Year: 2009, 2008, 2007, 2006, 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, 1997, 1996, 1995, 1994, 1993, 1992, 1991, 1990, 1989, 1988, 1987, 1986, 1985, 1984, 1983, 1982, 1981 ), ( Custom Bundle: Yes ), ( Fit For: For Yamaha Pw50 1981-2009 ), ( Fits 2: For Yamaha Qt50 1979-1987 ), ( Manufacturer Part Number: 1FMPAT ), ( Manufacturer Warranty: 2 Years ), ( Material: Steel ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part ), ( Oe/oem Part Number: 4j2-11111-00-00, 517-11181-01-00, 4j2-11311-00-00, 4j2-11311-01-00 ), ( Parts Included 1 : Cylinder, Cylinder Head, Piston, Piston Rings, Wristpin ), ( Parts Included 2 : Needle Bearing ), ( Circlips: 2, Head Gasket, Base Gasket ), ( Parts Included 3 : Cylinder Studs ), ( Cylinder Stud Nuts: 4, Spark Plug ), ( Placement On Vehicle: Left, Right ), ( Size: Bore And Stroke Of 40.00 Mm X 39.20 Mm ), ( Surface Finish: Brand New ), ( Type: Complete 50cc Big Bore Cylinder Kit. ), ( Vehicle Type: Motorcycle )

Review BFO 50cc Big Bore Cylinder Piston Gaskets Top End Kit Yamaha fits PW50 1979–1987

Introducing the BFO 1FMPAT 50cc Big Cylinder Piston Gaskets Top End Kit, specifically designed for Yamaha PW50 and QT50 models manufactured between 1979 and 1987. This top end kit is an essential upgrade for your engine, ensuring optimal performance and longevity.

The piston gaskets in this kit are meticulously crafted from high-quality materials. They are designed to provide a perfect seal between the piston and the cylinder, preventing any unwanted leakage of oil or coolant. The gaskets are also engineered to endure the high temperatures and pressures generated during engine operation, ensuring consistent power delivery and excellent fuel efficiency.

The BFO 1FMPAT 50cc Big Cylinder Piston Gaskets Top End Kit includes all necessary components to replace the old gaskets in your engine. This includes the piston gaskets, cylinder head gaskets, and other related hardware. Each gasket is precision-cut to ensure a perfect fit, reducing the risk of installation errors and ensuring a seamless installation process.

By upgrading to the BFO 1FMPAT 50cc Big Cylinder Piston Gaskets Top End Kit, you'll experience several benefits. Your engine will run more efficiently, resulting in improved power output and better fuel economy. Additionally, you'll enjoy increased peace of mind, knowing that your engine is protected from potential leaks that could lead to costly repairs.

This top end kit is a must-have for any Yamaha PW50 or QT50 owner looking to maintain their engine in top condition. Its high-quality materials, precise fitment, and comprehensive design make it an excellent investment for any enthusiast or rider. Upgrade your engine today with the BFO 1FMPAT 50cc Big Cylinder Piston Gaskets Top End Kit.

Buying a BFO 1FMPAT 50cc big cylinder piston gaskets top end kit for Yamaha PW50/Qt50 models from 1979 to 1987 comes with several pros and cons. Here's a detailed analysis:

1. Improved Engine Performance: New gaskets can help improve engine performance by sealing better and preventing coolant or oil leaks.

2. Cost-Effective: Replacing gaskets as a kit rather than individually can save money in the long run as it eliminates the need for multiple purchases.

3. Peace of Mind: A top end kit ensures that all necessary components are replaced at once, reducing the risk of future engine issues.

4. Compatibility: These gaskets are specifically designed for Yamaha PW50 and Qt50 models, ensuring a perfect fit.

5. Easy Installation: Installing a top end kit is generally a straightforward process, and most kits come with detailed instructions.

1. Cost: While the kit may be cost-effective in the long run, the upfront cost can be substantial.

2. Availability: These kits may not be readily available in local shops, and shipping costs can add to the overall expense.

3. Installation Complexity: While the installation process is generally straightforward, it can be time-consuming and may require specialized tools.

4. Risk of Damage: Removing the old gaskets can damage the cylinder head or piston, increasing the cost of the repair.

The decision to buy a BFO 1FMPAT 50cc big cylinder piston gaskets top end kit for Yamaha PW50/Qt50 models depends on various factors such as the current condition of the engine, the availability and cost of individual gaskets, and the desired level of engine performance. If the engine is showing signs of leaks or poor performance, a top end kit may be a worthwhile investment. However, if the engine is running well and the cost of the kit is a concern, it may be more cost-effective to replace gaskets individually as they fail. Ultimately, a thorough assessment of the engine's condition and a cost-benefit analysis should be conducted before making a decision.

If the engine is showing signs of leaks or poor performance, I would recommend purchasing a BFO 1FMPAT 50cc big cylinder piston gaskets top end kit for Yamaha PW50/Qt50 models. This kit will ensure that all necessary components are replaced, and the engine will run more efficiently. However, if the engine is running well and the cost of the kit is a concern, I would recommend replacing gaskets individually as they fail. Regular maintenance and timely replacement of gaskets can help prevent more significant engine issues in the future.

part # 1fmpat prices

• $28.89-$33.53

specifications atvsienna:

• for makes: Yamaha
• for years: 1979-1987
• brand: Bfo
• california prop 65 warning: California Prop 65 Warning
• compatible year: 2009, 2008, 2007, 2006, 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, 1997, 1996, 1995, 1994, 1993, 1992, 1991, 1990, 1989, 1988, 1987, 1986, 1985, 1984, 1983, 1982, 1981
• custom bundle: Yes
• fit for: For Yamaha Pw50 1981-2009
• fits 2: For Yamaha Qt50 1979-1987
• manufacturer part number: 1FMPAT
• manufacturer warranty: 2 Years
• material: Steel
• note: No Instruction Included
• notice: This Is Aftermarket Replcement Part
• oe/oem part number: 4j2-11111-00-00, 517-11181-01-00, 4j2-11311-00-00, 4j2-11311-01-00
• parts included 1 : Cylinder, Cylinder Head, Piston, Piston Rings, Wristpin
• parts included 2 : Needle Bearing
• circlips: 2, Head Gasket, Base Gasket
• parts included 3 : Cylinder Studs
• cylinder stud nuts: 4, Spark Plug
• placement on vehicle: Left, Right
• size: Bore And Stroke Of 40.00 Mm X 39.20 Mm
• surface finish: Brand New
• type: Complete 50cc Big Bore Cylinder Kit.
• vehicle type: Motorcycle

returns atvsienna:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

payments atvsienna:

• other
• wallet: Apple-pay
• credit card: Visa

seller atvsienna:

• rating: 100.0%
• # reviews: 1435

general atvsienna:

• condition: New
• ATV, Side-by-Side UTV Parts Accessories > Engines Engine Parts > Other Engine Parts

offer atvsienna:

• sold: 0
• started: April 12, 2026
• availability: In Stock
• best offers: True
• options: Ship-to-home

shipping atvsienna:

• class: Standard
• type: Fixed
• carrier: FedEx
• transit: 4-8 Days
• cost: $0.00
• service: FedEx Ground / FedEx Home Delivery

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