Universal Parts CN250 Liquid-Cooled 172mm Engine Gasket Set
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CN250 & 172mm Complete Engine Gasket Set
Eliminate leaks and restore factory compression with the Universal Parts CN250 Complete Engine Gasket Set. Engineered specifically for the 250cc 4-stroke liquid-cooled 172mm engine (the legendary Honda Helix clone), this comprehensive kit includes every critical seal required for a top-to-bottom engine rebuild. Whether you are performing routine maintenance or a full performance overhaul, these gaskets provide the thermal resistance and airtight fitment necessary for reliable long-distance touring.
Technical Performance Features
- Comprehensive Rebuild Kit: Includes the cylinder head gasket, base gasket, crankcase cover gaskets, and intake/exhaust seals to ensure a 100% leak-free assembly.
- OEM-Spec Thickness: Precision-cut to factory tolerances to maintain correct engine squish and oil flow characteristics.
- Water-Cooled Optimized: Specifically designed for the 172mm engine architecture found in high-end touring scooters and off-road buggies.
Comprehensive Fitment Guide
This gasket set is a direct replacement for the 250cc Liquid-Cooled (172mm) engine family:
| Engine / Brand | Compatible Models |
|---|---|
| CN250 / 172mm | Honda Helix (CN250), CFMoto V3/V5, Fashion, 250 Commuter |
| Scooter Brands | BMS, Roketa, Tank, SunL, Jonway, JMstar (250cc Models) |
| Go-Kart / Buggy | Hammerhead 250, Carter Brothers, Joyner, Kazuma |
Technical Specifications
- Engine Displacement: 250cc
- Engine Code: 172mm / CN250
- Cooling Type: Water-Cooled / Liquid-Cooled
- Material: Multi-layer Steel (Head) / High-Compression Fiber (Covers)
Mechanic's Note: Gasket color (Green or Gray) may vary by production batch; this is a cosmetic difference and does not affect the seal quality.
Pro Tip: Always use a torque wrench when installing the head gasket to prevent warping.
Installation Hack: While the engine is apart, inspect your Water Pump Seals and Thermostat—it’s the best time to refresh the entire cooling loop!
SKU: 130-40
Vendor: Universal Parts
Shipping information
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Returns & warranty
Please verify fitment and part number before ordering. Contact Thrifty Scooters promptly if an item arrives damaged or incorrect.