SUZUKI 11111-27C31 Cylinder Head 11200-27830

( Manufacturer Part Number: 11111-27C31 ), ( Part Type: Cylinder Head ), ( Engine Type: 2-stroke ), ( Machine Type: Off-road Motorcycle ), ( Vintage Part: Yes ), ( Country Of Origin: Japan )

Review SUZUKI Cylinder And Head fits RM125 1991

Introducing the Suzuki 11111-27C31 cylinder head, a crucial component for the 1991 Suzuki RM125 motorcycle. This head is meticulously engineered to deliver optimal performance and reliability for motocross enthusiasts.

The head is designed with a compact combustion chamber, which increases the engine's power output while reducing weight. The combustion chamber's shape is optimized for efficient fuel combustion, allowing for a more potent and responsive engine.

This Suzuki cylinder head features an all-new design for the intake and exhaust ports. The intake ports are larger and more tapered, ensuring a smooth and efficient airflow into the engine. The exhaust ports are designed to minimize backpressure, allowing for better exhaust gas flow and improved engine performance.

The head also boasts a revised cooling system. The new design includes larger coolant passages and improved cooling fin design, ensuring that the engine stays cool even during the most demanding motocross races. The cooling system's efficiency is further enhanced by the use of a high-performance water pump.

The Suzuki 11111-27C31 cylinder head is made from high-strength aluminum alloy, ensuring both durability and lightweight construction. The head's surfaces are precision-machined, ensuring a perfect fit and finish.

The head also includes a new piston ring set and cylinder liner, ensuring a tight seal between the piston and cylinder wall for optimal engine efficiency. The piston rings are made from a high-performance material that provides excellent sealing and wear resistance.

In summary, the Suzuki 11111-27C31 cylinder head is a high-performance component designed to deliver maximum power and reliability for the 1991 Suzuki RM125 motorcycle. Its compact design, optimized combustion chamber, improved cooling system, and high-strength aluminum alloy construction make it an essential upgrade for any serious motocross racer.

Buying a Suzuki RM125 cylinder head with part numbers 11111-27C31 (old model) and 1200-27830 (new model) can be a worthwhile investment for motorcycle enthusiasts looking to upgrade or repair their Suzuki RM125 motorcycle. Here are some pros and cons to consider before making a purchase:

1. Improved Performance: A new or rebuilt cylinder head can enhance the overall performance of the motorcycle by ensuring optimal engine combustion and improved power delivery.

2. Increased Durability: A new cylinder head is more durable than a worn-out or damaged one, reducing the chances of engine failure and prolonging the life of the motorcycle.

3. Better Fuel Efficiency: A well-maintained engine can help improve fuel efficiency, reducing the overall cost of ownership and operation.

4. Enhanced Safety: A well-functioning engine is crucial for ensuring rider safety, as a poorly performing engine can lead to loss of power, decreased braking ability, and other safety concerns.

1. Cost: Replacing a motorcycle cylinder head can be expensive, especially if you opt for a new OEM (Original Equipment Manufacturer) part.

2. Installation Complexity: Installing a new cylinder head can be a complex process that requires specialized tools and knowledge, potentially adding to the overall cost and time investment.

3. Availability: Depending on the age and model of your Suzuki RM125, the cylinder head you need may be difficult to find, leading to potential delays in repairs or upgrades.

In conclusion, buying a Suzuki RM125 cylinder head can offer significant performance, durability, fuel efficiency, and safety benefits. However, the cost, installation complexity, and potential availability issues should be carefully considered before making a purchase. If you're comfortable with the investment and have the necessary resources, a new or rebuilt cylinder head can be a great addition to your motorcycle.

If you're in the market for a new Suzuki RM125 cylinder head, consider exploring aftermarket options from reputable manufacturers. These parts can offer similar performance and durability benefits at a lower cost than OEM parts. Additionally, researching installation instructions and seeking out professional assistance can help ensure a successful installation process.

Details:

Believed to have been ported.

part #: 1111127c31 prices

• $192.68-$574.95

specifications cylindermotorcycleiz:

• for models: Rm125
• for makes: Suzuki
• for years: 1991
• mpn: 11111-27c31
• part type: Cylinder Head
• engine type: 2-stroke
• machine type: Off-road Motorcycle
• vintage part: Yes
• country of origin: Japan

seller cylindermotorcycleiz:

• city: Athol, Massachusetts
• # reviews: 77
• rating: 0.0%

offer cylindermotorcycleiz:

• sold: 0
• options: Ship-to-home
• availability: In Stock
• quantity: 1
• best offers: True
• started: October 23, 2025

returns cylindermotorcycleiz:

• policy: No Returns

general cylindermotorcycleiz:

• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Cylinder Heads
• condition: Used

shipping cylindermotorcycleiz:

• service: UPS Ground Saver, USPS Ground Advantage, UPS Ground, USPS Priority Mail
• class: Economy, Standard, Expedited
• type: Calculated
• carrier: UPS, USPS
• transit: 5-12 Days
• cost: $17.99

payments cylindermotorcycleiz:

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

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