ScootsUSA Select – Cylinder Piston Top End Kit 90cc 2 Stroke for E-Ton Implus TXL90, Thunder AXL90, Sierra DXL90, Viper RXL90, RXL90R ATVS + Adly Polaris, Dinli, Alpha Sports B 52mm Pin 12mm H 77mm
ScootsUSA Select – Cylinder Piston Top End Kit 90cc 2 Stroke for E-Ton Implus TXL90, Thunder AXL90, Sierra DXL90, Viper RXL90, RXL90R ATVS + Adly Polaris, Dinli, Alpha Sports B 52mm Pin 12mm H 77mm
$141.48
5 in stock
*Note: Free shipping to U.S. mainland (excludes AK, HI, and territories)
Orders placed by 1pm EST on weekdays ship the same day.
Product Details
Cylinder Piston Top End Kit 90cc 2 Stroke for E-Ton Implus TXL90, Thunder AXL90, Sierra DXL90, Viper RXL90, RXL90R ATVS + Adly Polaris, Dinli, Alpha Sports B 52mm from ScootsUSA. Designed for 90cc, 2-Stroke engines. Fits E-Ton Viper, E-Ton Thunder, E-Ton Sierra, Alpha Sports, Polaris, ATVs. Confirm bore size and stud pattern against your engine before ordering.
Specifications
- Pin: 12mm
- Height: 77mm
- Height: 60
- OD: 57
- Size: 52mm
Compatibility / Fitment
Use the fitment details below to confirm this part matches your vehicle before ordering.
- Engine Size: 90cc, 2-Stroke
- Fits Models / Common Applications: E-Ton Viper, E-Ton Thunder, E-Ton Sierra, Alpha Sports, Polaris, ATVs
- Fitment Notes: Engine, Cylinders & Big Bore Kits
Fitment Guide: This compatibility information is based on manufacturer and supplier data. Listed models are common known applications and may not include every compatible vehicle. If your vehicle has multiple versions or production changes, confirm the correct match before ordering. Check photos, measurements, original part numbers, engine code, model, and related fitment information whenever possible.
Common Fitment Questions
Q: Will this fit my 90cc engine?
A: This part is listed for 90cc, 2-Stroke applications. Verify your engine code and the specifications above before ordering.
Q: How do I confirm this matches my original part?
A: Measure your original part and compare against the listed specs (Pin: 12mm; Height: 77mm; Height: 60; OD: 57; Size: 52mm). Matching measurements is the most reliable way to confirm fitment.






