1. Motorcycle Cylinder Heads & Valve Covers For Sale
  2. sku: 11477385800406613
  3. CYLINDER WORKS MN/3Q7H

CYLINDER WORKS MN-3Q7H Head Kit Engine MN/3Q7H

fits model: Yz125. make: Yamaha. year: 2005–2019.

3q7h Cylinder Works Mn/3q7h Head Kit For 2005-2019 Yamaha Yz125 - Engine Jj

( Brand: Cylinder Works ), ( Manufacturer Part Number: MN/3Q7H ), ( Type: Cylinder Head Kit ), ( Compatible Year: 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 ), ( Bundle Description: 1 Pc Genuine Cylinder Works Cylinder Head Kit ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )

Review CYLINDER WORKS Mn/3q7h Head Kit Yamaha Engine fits YZ125 2005–2019

Introducing the Cylinder MN/3Q7H Head Kit, an essential upgrade for your 2005-2019 Yamaha YZ125 motorcycle. This high-performance kit is designed to enhance the power output and overall efficiency of your engine, making it an excellent investment for enthusiasts and racers alike.

The Cylinder MN/3Q7H Head Kit comes with a new cylinder head that features a revised combustion chamber design. The new design offers improved gas flow and better swirl, ensuring a more efficient combustion process. This results in increased power and torque, making your engine more responsive and agile.

The kit also includes new piston and ring set. The piston is made of high-strength forged aluminum alloy, ensuring durability and reliability. The piston crown is designed to match the new combustion chamber, ensuring optimal combustion efficiency. The rings are made of high-performance materials, ensuring a tight seal and reduced friction.

Additionally, the Cylinder MN/3Q7H Head Kit includes new valves and valve springs. The valves are made of high-quality steel, ensuring durability and resistance to wear. The valve springs are designed to provide consistent valve control throughout the RPM range, ensuring optimal engine performance.

The kit also includes new camshafts, which are designed to offer improved valve timing and duration. This results in increased power and torque, as well as improved engine response and throttle sensitivity.

The Cylinder MN/3Q7H Head Kit also includes new gaskets and hardware, ensuring a proper installation and sealing of all components. The installation process is straightforward, but we recommend having the work done by a professional to ensure proper installation and tuning.

In summary, the Cylinder MN/3Q7H Head Kit is an excellent upgrade for your 2005-2019 Yamaha YZ125 motorcycle. It offers increased power and torque, improved engine efficiency, and enhanced durability. Whether you're looking to gain an edge on the racetrack or simply want to improve the performance of your street bike, this kit is an excellent investment.

Buying a cylinder kit (MN/3Q7H head) for a 2005-2019 Yamaha YZ125 engine comes with several pros and cons that every enthusiast or racer should consider before making a purchase.

Pros:

1. Performance: The MN/3Q7H head kit is known for its superior performance. It offers increased horsepower and torque, which results in better acceleration and top speed.

2. Durability: This head kit is designed to withstand the rigors of high-performance riding and racing. It is made from high-quality materials that can handle the extreme temperatures and pressures generated by the engine.

3. Customizability: The MN/3Q7H head kit offers the flexibility to customize the engine to suit specific riding styles or racing conditions. It can be used for street riding, off-road racing, or motocross.

4. Improved Throttle Response: The head kit offers improved throttle response, which makes the engine more responsive and easier to control.

Cons:

1. Cost: The MN/3Q7H head kit is a significant investment. It can be quite expensive, especially when compared to the cost of a stock head.

2. Installation: Installing the head kit requires a certain level of mechanical expertise. It is not a DIY project and may require the services of a professional mechanic.

3. Maintenance: The head kit requires more frequent maintenance than a stock head. It needs to be checked and adjusted regularly to ensure optimal performance.

4. Noise: The head kit can make the engine louder, which may not be desirable for those who prefer a quieter ride.

Conclusion:

The MN/3Q7H head kit for the 2005-2019 Yamaha YZ125 engine offers several advantages, including improved performance, durability, customizability, and throttle response. However, it also comes with some disadvantages, such as cost, installation complexity, maintenance requirements, and increased noise.

Ultimately, the decision to buy the MN/3Q7H head kit depends on individual preferences and priorities. If performance is a top priority, and the cost and maintenance requirements are acceptable, then the head kit is an excellent investment. However, if the cost and complexity are concerns, then it may be worth considering other options.

Recommendation:

For those who are serious about performance and are willing to invest the time, money, and mechanical expertise, the MN/3Q7H head kit is an excellent choice. It offers significant performance improvements and can help take the Yamaha YZ125 engine to the next level. However, for those who are looking for a more affordable and low-maintenance option, a stock head or a less expensive aftermarket head may be a better choice.

Details:

Cylinder Works Head Kit for 2005 - 2019 Yamaha YZ125 - Engine jj: Status: In Stock.

part #: mn3q7h prices

  • $101.39-$116.99

specifications cylindermotorcycleiz:

  • for models: Yz125
  • for makes: Yamaha
  • for years: 2005-2019
  • brand: Cylinder Works
  • mpn: Mn/3q7h
  • type: Cylinder Head Kit
  • compatible year: 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007
  • bundle description: 1 Pc Genuine Cylinder Works Cylinder Head Kit
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement

returns Cylindermotorcycleiz:

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

payments Cylindermotorcycleiz:

  • wallet: Apple-pay
  • other
  • credit card: Diners-club

offer Cylindermotorcycleiz:

  • options: Ship-to-home
  • availability: In Stock
  • sold: 0
  • quantity: 1
  • started: April 5, 2025

seller Cylindermotorcycleiz:

  • city: Multiple warehouses
  • # reviews: 8002
  • rating: 97.5%

shipping Cylindermotorcycleiz:

  • type: Fixed
  • transit: 4-4 Days
  • service: Standard
  • class: Standard
  • cost: $0.00

general Cylindermotorcycleiz:

  • condition: New
  • Motorcycle Scooter Parts Accessories > Engines Engine Parts > Cylinder Heads
for models: yz125, for makes: yamaha, for years: 2005-2019, type: cylinder head kit, compatible year: 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007, bundle description: 1 pc genuine cylinder works cylinder head kit, core charge: free no core charge, fitment type: direct replacement,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > cylinder heads, sku: 11477385800406613,
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4 offers $101.39–$116.99 USD
  • Used. Offer #1 priced at $101.39 + $0.00 shipping estimate = $101.39* total. MILES 2016 ACURA MDX SH-AWD 128K 2018 AUDI Q7 QUATTRO 3.0L 181K 2019 RAM 1500 CREW CAB 92K 2024 CHEVROLET TRAX RS 10K 2023 HONDA CIVIC 79K. MILES 2019 FORD EXPEDITION 107K.FREE SHIPPING
  • Used. Offer #2 priced at $101.39 + $0.00 shipping estimate = $101.39* total. FREE SHIPPING
  • Used. Offer #3 priced at $116.99 + $0.00 shipping estimate = $116.99* total. FREE SHIPPING
  • New. Offer #4 priced at $138.65 + $0.00 shipping estimate = $138.65* total. FREE SHIPPING

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