Piston HM80/GY80

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Product Description

Piston MODEL HM80/GY80

Product Detail

Model	HM80/GY80
CYL DIA	47
TOTAL HIGH	34.2
COMP DIST	17.2
RING	1.01.02.0
PIN DIA	13
PIN LENGTH	37

HM80 GY80

Elevate Engine Performance with Piston:HM80/GY80 – Top-Tier Engine Parts for Motorcycles & Tricycles

Introduction: Piston:HM80/GY80 – The Core of Reliable Engine Operation

In the realm of engine parts, the piston serves as the "workhorse" that converts fuel combustion into mechanical power—making it indispensable for any motorcycle or tricycle engine. The Piston:HM80/GY80 stands out as a premium solution in the world of motorcycle parts and tricycle parts, engineered specifically to meet the demands of HM80 and GY80 engine models. Whether you’re repairing a daily-use motorcycle or a heavy-duty tricycle, this piston delivers consistent power, minimizes wear, and ensures long-term engine stability. For anyone seeking durable, high-performance engine parts, the HM80/GY80 piston is the ultimate choice to keep engines running at their best.

Key Specifications of Piston:HM80/GY80 – Precision Engineered for Perfect Fit & Performance

Every dimension of the Piston:HM80/GY80 is calibrated to match the unique requirements of HM80 and GY80 engines, ensuring seamless integration and optimal functionality. Below are the critical specs that make this piston a standout among ordinary engine parts:

Model: HM80/GY80 – Compatibility That Simplifies Repairs & Upgrades

The HM80/GY80 model designation is more than just a label—it’s a guarantee of perfect compatibility. This piston is specifically designed to fit HM80 and GY80 engine series, which are widely used in mid-displacement motorcycles and tricycles. For mechanics and vehicle owners, this means no guesswork during installation: the piston aligns flawlessly with existing engine components, eliminating the risk of mismatches that can cause engine damage or reduced efficiency. As a trusted staple in motorcycle parts and tricycle parts, the HM80/GY80 piston saves time, reduces frustration, and ensures hassle-free repairs.

CYL DIA: 47 – Optimizing Combustion for Enhanced Power

With a cylinder diameter (CYL DIA) of 47mm, the Piston:HM80/GY80 is engineered to maximize combustion efficiency. This precise diameter creates the ideal volume for air-fuel mixture compression, directly translating to improved power output and smoother acceleration. For mid-displacement engines (common in motorcycles used for long commutes or tricycles for cargo transport), the 47mm size strikes a balance between power and fuel economy—making it a superior choice among engine parts focused on performance.

TOTAL HIGH: 34.2 – Stability That Extends Engine Lifespan

The total height (TOTAL HIGH) of 34.2mm is a critical factor in the piston’s ability to maintain stability during high-speed engine operation. This dimension ensures the piston fits snugly within the engine block, maintaining consistent clearance with the cylinder head and crankshaft. A stable piston reduces vibration, minimizes friction between moving parts, and prevents premature wear—key benefits for motorcycle parts and tricycle parts that endure daily use or heavy loads. The 34.2mm height also avoids interference with other engine components, keeping your engine running smoothly for years.

COMP DIST: 17.2 – Fine-Tuning Compression for Efficiency & Torque

Compression distance (COMP DIST) of 17.2mm plays a pivotal role in defining the engine’s compression ratio—and the Piston:HM80/GY80 is calibrated to perfection. A 17.2mm compression distance optimizes the engine’s compression ratio, enhancing fuel combustion, reducing emissions, and boosting low-end torque. This is especially valuable for tricycles carrying heavy cargo or motorcycles navigating hilly terrain, where consistent torque is essential. As a result, this piston stands out among engine parts that prioritize both performance and environmental responsibility.

RING: 1.01.02.0 – High-Durability Piston Ring for Superior Sealing

No piston is complete without a reliable piston ring, and the Piston:HM80/GY80 comes equipped with a 1.0mm1.0mm2.0mm piston ring set. This piston ring is designed to create an airtight seal between the piston and cylinder wall, preventing oil leakage into the combustion chamber and ensuring maximum compression. Crafted from wear-resistant alloy steel, the piston ring withstands extreme engine temperatures (up to 250°C) and constant movement, avoiding frequent replacements. For anyone investing in motorcycle parts or tricycle parts, a durable piston ring is non-negotiable—and the HM80/GY80 piston delivers exceptional longevity in this area.

PIN DIA: 13 & PIN LENGTH: 37 – Robust Power Transfer for Reliable Operation

The piston pin (wrist pin) is the critical link between the piston and connecting rod, and the Piston:HM80/GY80 features a pin with a diameter (PIN DIA) of 13mm and length (PIN LENGTH) of 37mm. This robust design ensures the pin can handle the high forces generated during combustion, without bending or breaking under stress. The 13mm diameter provides ample strength, while the 37mm length ensures a secure fit with the connecting rod—guaranteeing smooth power transfer to the crankshaft. For engine parts that need to endure heavy use (like tricycle parts for commercial transport), this piston pin design is a mark of unmatched reliability.

Versatile Applications – Ideal for Motorcycles & Tricycles Alike

One of the greatest strengths of the Piston:HM80/GY80 is its versatility. As a core component in both motorcycle parts and tricycle parts, it fits a wide range of vehicles powered by HM80 or GY80 engines, including:

Touring motorcycles: Perfect for long-distance travel, where reliability and fuel efficiency are top priorities.
Cargo tricycles: Designed to handle heavy loads (up to 800kg), ensuring the engine maintains power even under stress.
Utility tricycles: Used in farming, delivery, or urban logistics, where durability in rough conditions is essential.
No matter the application, the HM80/GY80 piston integrates seamlessly with compatible engines, making it a one-stop solution for all your engine parts needs.

Why Choose Piston:HM80/GY80 Over Other Motorcycle Parts & Tricycle Parts
When selecting a piston for your HM80 or GY80 engine, the HM80/GY80 piston stands out for three key reasons:
Precision compatibility: Every spec is tailored to HM80/GY80 engines, ensuring a perfect fit and avoiding costly installation errors.
Durability: High-grade forged aluminum and hard anodizing mean the piston lasts 3x longer than generic engine parts.
Performance boost: From the 47mm cylinder diameter to the 17.2mm compression distance, every feature is designed to increase power, torque, and fuel efficiency.

For mechanics and vehicle owners, this means less downtime, lower repair costs, and a more reliable engine—making the HM80/GY80 piston the smart choice for motorcycle parts and tricycle parts.