NCY Performance Secondary Slider Sheave | GY6 161QMK Genuine Stella Auto Mechanic's Note: If your variator

Mechanic's Note: If your variator is worn out

LD 125/150

Great quality alloy cylinder head designed to work seamlessly with 1100-1248 88cc cylinder kit

This part is sure to improve your Ruckus and finish your custom build in style

Material: High-Grade Aluminum Alloy

NCY Performance Secondary Slider Sheave | GY6 161QMK Genuine Stella Auto Mechanic's Note: If your variatorThe NCY Secondary Slider (Sliding Sheave) is a performance rear converter plate for GY6 125cc and 150cc and most 161QMK engines (verify Pulley diameter). Engineered to replace the restrictive stock sheave, this precision machined component optimizes belt movement across the entire RPM range for faster acceleration, smoother backshifts, and immediate throttle response. Why Upgrade to a Performance Secondary Slider? Dual Slot Profiles for Custom Tuning: