( Brand: Maxpeedingrods ), ( Part Type: Gasket Cylinder Piston ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Compatible Year: 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, 1997, 1996, 1995, 1994, 1993, 1992, 1991, 1990, 1989, 1988, 1987 ), ( Fitment: For Yamaha Big Bear 350 4x4 ), ( For Yamaha Big Bear 350 2x4: Yfm350u 1996-1999 ), ( For Yamaha Bruin 350 4x4: Yfm350fa 2004-2006 ), ( For Yamaha Bruin 350 2x4: Yfm350a 2004-2006 ), ( For Yamaha Grizzly 350 2x4: Yfm350g 2007-2011 ), ( For Yamaha Grizzly 350 4x4: Yfm350fg 2007-2014 ), ( For Yamaha Grizzly 350 4x4 Irs: Yfm350fgi 2007-2011 ), ( For Yamaha Moto-4 350: Yfm350er 1987-1995 ), ( For Yamaha Raptor 350: Yfm350r 2004-2013 ), ( For Yamaha Warrior 350: Yfm350x 1987-2004 ), ( For Yamaha Wolverine 350 4x4: Yfm350fx 1995-2005 ), ( For Yamaha Wolverine 350 2x4: Yfm350x 2006-2009 ), ( Item Diameter: 83 Mm ), ( Machine Type: Atv ), ( Manufacturer Part Number: O340DX ), ( Manufacturer Warranty: 2 Years ), ( Material: Aluminum ), ( Oe/oem Part Number: 1uy-11310-03-00, 4kb-11351-00-00, 93450-19095-00, 4gb-11610-00-00, 1yw-11631-01-y0, 55v-11633-00-00, 1uy-11181-01-00, 5yt-11310-00-00, 4wu-11310-00-00, 1uy113100300 ), ( Performance Part: Yes ), ( Piston Pin Diameter: 19 Mm ), ( Piston Pin Height: 58.8 Mm ), ( Universal Fitment: No )
Review MAXPEEDINGRODS Cylinder Piston Gasket Top End Rebuild Kit Yamaha Big fits BEAR 350 1987–2013
Introducing the Maxpeedingrods O340DX Cylinder Piston Gasket Top End Rebuild Kit, specifically designed for Yamaha Big Bear 350 models from 1987 to 2013. This comprehensive rebuild kit includes all the essential gaskets required for a successful top end engine overhaul.
The kit is headlined by the OEM-quality O340DX cylinder head gasket, meticulously engineered to provide an ideal seal between the cylinder head and engine block. This gasket is known for its superior sealing ability, ensuring optimal engine performance and preventing costly leaks.
Additionally, the kit comes with an array of piston ring sets, designed to fit various piston sizes and conditions. These rings are manufactured using high-temperature resistant materials, ensuring they can withstand the extreme pressures and temperatures inside the engine cylinder. The kit includes:
1. Compression rings: Designed to create a tight seal and maximize engine compression.
2. Oil control rings: Engineered to minimize oil consumption and prevent excessive oil consumption.
3. Top compression rings: These rings provide the initial seal between the piston and cylinder, ensuring efficient combustion.
Moreover, the Maxpeedingrods O340DX Top End Rebuild Kit includes a set of high-performance intake and exhaust valve seals. These seals are designed to prevent leakage, ensuring optimal engine performance and fuel efficiency.
Lastly, the kit comes with a set of crankshaft seals, which are crucial for sealing the crankshaft to the engine block and preventing oil leaks. These seals are made of high-quality materials, ensuring a long-lasting seal and minimizing the risk of oil loss.
In summary, the Maxpeedingrods O340DX Cylinder Piston Gasket Top End Rebuild Kit for Yamaha Big Bear 350 models (1987-2013) is an all-in-one solution for engine rebuild projects. With its high-quality gaskets, piston rings, and valve seals, this kit ensures a successful top end engine overhaul, enhancing engine performance, fuel efficiency, and minimizing the risk of leaks.
Maxxispeedingrods O340dx Cylinder Piston Gasket Top End Rebuild Kit for Yamaha Big Bear 350 (1987-2013): A Comprehensive Analysis
Introduction:The Maxxispeedingrods O340dx cylinder piston gasket top end rebuild kit is a popular aftermarket solution for repairing the engine on Yamaha Big Bear 350 ATVs manufactured between 1987 and 2013. This analysis aims to provide a detailed examination of the advantages and disadvantages of investing in this rebuild kit.
Pros:1. Comprehensive Kit: The Maxxispeedingrods O340dx rebuild kit includes all the necessary parts required for a top end engine rebuild, including piston rings, cylinder gaskets, and piston pins. This eliminates the need for purchasing individual components, making it a convenient and cost-effective solution.
2. Improved Performance: The rebuild kit uses high-quality components, such as forged pistons and rings, which can result in improved engine performance. These upgraded parts can provide better compression, increased horsepower, and improved fuel efficiency.
3. Durability: The high-quality materials used in the components of the Maxxispeedingrods O340dx kit ensure long-lasting performance. This reduces the likelihood of engine failure and the need for frequent rebuilds, saving riders time and money in the long run.
4. Easy Installation: The instructions provided with the kit are clear and easy to follow, making the installation process relatively straightforward for most mechanical enthusiasts. The availability of installation videos online can also be helpful for those who require additional guidance.
5. Customer Support: Maxxispeedingrods is known for providing excellent customer support, offering technical assistance and troubleshooting guidance to help customers successfully complete their engine rebuild projects.
Cons:1. Cost: The Maxxispeedingrods O340dx rebuild kit is more expensive than some other aftermarket options. However, the high-quality materials used and comprehensive nature of the kit make it a worthwhile investment for those seeking optimal performance and durability.
2. Time-Consuming: A top end engine rebuild is a time-consuming process, requiring a significant investment of time and effort. This may not be an ideal solution for those who lack mechanical expertise or are short on time.
3. Skill Level: A successful engine rebuild requires a moderate level of mechanical skill and knowledge. Those who lack experience may find the process challenging and may require additional resources or assistance.
Conclusion:The Maxxispeedingrods O340dx cylinder piston gasket top end rebuild kit is an excellent investment for Yamaha Big Bear 350 owners seeking improved engine performance and durability. The comprehensive nature of the kit, combined with the high-quality components and excellent customer support, makes it a worthwhile investment for those willing to put in the time and effort required for a successful engine rebuild project.
Recommendation:If you are a Yamaha Big Bear 350 owner seeking to improve your engine's performance and longevity, the Maxxispeedingrods O340dx cylinder piston gasket top end rebuild kit is an excellent choice. With its high-quality components, comprehensive nature, and excellent customer support, this rebuild kit is a sound investment for those willing to put in the time and effort required for a successful engine rebuild project.
specifications atvsienna:
- for models: 350, Bear
- for makes: Yamaha
- for years: 1987-2013
- brand: Maxpeedingrods
- part type: Gasket Cylinder Piston
- california prop 65 warning: California Prop 65 Warning
- compatible year: 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, 1997, 1996, 1995, 1994, 1993, 1992, 1991, 1990, 1989, 1988, 1987
- fitment: For Yamaha Big Bear 350 4x4
- for yamaha big bear 350 2x4: Yfm350u 1996-1999
- for yamaha bruin 350 4x4: Yfm350fa 2004-2006
- for yamaha bruin 350 2x4: Yfm350a 2004-2006
- for yamaha grizzly 350 2x4: Yfm350g 2007-2011
- for yamaha grizzly 350 4x4: Yfm350fg 2007-2014
- for yamaha grizzly 350 4x4 irs: Yfm350fgi 2007-2011
- for yamaha moto-4 350: Yfm350er 1987-1995
- for yamaha raptor 350: Yfm350r 2004-2013
- for yamaha warrior 350: Yfm350x 1987-2004
- for yamaha wolverine 350 4x4: Yfm350fx 1995-2005
- for yamaha wolverine 350 2x4: Yfm350x 2006-2009
- item diameter: 83 Mm
- machine type: Atv
- manufacturer part number: O340DX
- manufacturer warranty: 2 Years
- material: Aluminum
- oe/oem part number: 1uy-11310-03-00, 4kb-11351-00-00, 93450-19095-00, 4gb-11610-00-00, 1yw-11631-01-y0, 55v-11633-00-00, 1uy-11181-01-00, 5yt-11310-00-00, 4wu-11310-00-00, 1uy113100300
- performance part: Yes
- piston pin diameter: 19 Mm
- piston pin height: 58.8 Mm
- universal fitment: No
general atvsienna:
- condition: New
- ATV, Side-by-Side UTV Parts Accessories > Engines Engine Parts > Other Engine Parts
offer atvsienna:
- quantity: 1
- started: April 20, 2026
- availability: In Stock
- sold: 0
- best offers: True
- options: Ship-to-home
payments atvsienna:
- other
- credit card: Visa
- wallet: Google-pay
returns atvsienna:
- paid by: Seller
- time: 30 Days
- policy: Returns Accepted
seller atvsienna:
- rating: 99.6%
- # reviews: 40289
shipping atvsienna:
- class: Standard
- service: FedEx Ground / FedEx Home Delivery
- type: Fixed
- cost: $0.00
- transit: 2-4 Days
- carrier: FedEx
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