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54mm Piston Rings Set Assembly for 125cc Horizontal Engine
54mm Piston Rings Set Assembly for 125cc Horizontal Engine
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Product Overview
Restore your engine's factory compression with this high-precision 54mm Piston Ring Set. Designed specifically for the 125cc horizontal engine platform, these rings are engineered to provide a superior airtight seal, significantly enhancing power output and fuel efficiency. Whether your engine is air-cooled or oil-cooled, this set delivers the reliability needed for intense off-road riding.
Product Compatibility
Optimized for the standard 54mm bore Lifan-style horizontal engines used in major Chinese powersports brands.
| Vehicle Type | Common Compatible Brands & Models |
| Dirt Bike / Pit Bike | SSR 125, TaoTao, Apollo, Pitster Pro, Piranha |
| ATV / Quad | TaoTao, Coolster, Mountopz (125cc Horizontal Models) |
| Go Kart | 125cc 4-Stroke Kids Go Karts |
| Engine Configurations | Fits 125cc Horizontal Engines (Electric Start, Kick Start, Air-Cooled, Oil-Cooled) |
| Gear Compatibility | Suitable for 1+1, 3+1, and 4-Speed Manual Gearboxes |
Specifications
| Component | Metric Measurement | Imperial Measurement |
| Compatible Bore Size | 54mm | 2.12" |
| Engine Platform | 125cc Horizontal | -- |
| Engine Stroke | 4-Stroke | -- |
| Material | Heat-Treated Alloy Steel | -- |
| Surface Finish | Low-Friction Treatment | -- |
Key Features
- Industrial-Grade Durability: Crafted from high-strength alloy materials with professional heat treatment for exceptional wear and corrosion resistance.
- Enhanced Compression & Power: The precision-engineered ring profile ensures a perfect seal against the cylinder wall, maximizing engine compression and throttle response.
- Friction-Reducing Surface: Features an advanced surface treatment that minimizes mechanical drag between the piston and cylinder, extending overall engine life.
- Optimal Thermal Stability: Designed to maintain consistent tension and sealing performance even in high-temperature, high-RPM racing conditions.
- Rigorous Quality Standards: Every ring set undergoes strict quality testing to ensure exact dimensions and tolerances, providing reliable performance for every installation.
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Fitment FAQ
Will this part fit my specific model and year?
This cylinder piston kit is intended for Optimized for the standard 54mm bore Lifan-style horizontal engines used in major Chinese powersports brands.; Vehicle Type; Common Compatible Brands & Models; Dirt Bike / Pit Bike; SSR 125, TaoTao, Apollo, Pitster Pro, Piranha; ATV / Quad; TaoTao, Coolster, Mountopz (125cc Horizontal Models). Key physical/spec details from the product data include Optimized for the standard 54mm bore Lifan-style horizontal engines used in major Chinese powersports brands., Compatible Bore Size: 54mm, 54mm. Use the compatibility table and product photos together before ordering.
Do I need to match the OEM part number?
Yes. If your original part has a stamped OEM or manufacturer number, match that number first before ordering. For this cylinder piston kit, also compare the bore diameter, piston-pin size, gasket pattern, stud spacing, engine code, stroke type, and cylinder height. This is especially important for Lifan/TaoTao/SSR models because similar model names can use different parts by year or trim.
What models or situations does this part not fit?
Do not order this cylinder piston kit for machines outside the listed compatibility, or for units with different bore sizes, piston-pin diameters, stroke lengths, stud spacing, or gasket patterns. Do not rely only on the model name or engine size.
What should I check before ordering?
Before ordering, compare your original part with the photos and check the bore diameter, piston-pin size, gasket pattern, stud spacing, engine code, stroke type, and cylinder height. Recheck listed specs such as Optimized for the standard 54mm bore Lifan-style horizontal engines used in major Chinese powersports brands., Compatible Bore Size: 54mm, 54mm. If any connector, mounting point, size, or year detail is different, confirm fitment before installation.
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