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Ships within 48 hours · Estimated delivery Sep 5 - Sep 10
these components are the best you can buy today
Great quality alloy cylinder head designed to work seamlessly with 1100-1248 88cc cylinder kit
Wire Gauge: 4
Speed Rating: 59S (112 mph)
Compatible Engine Codes: 139QMA
NCY Performance Secondary Slider Sheave | GY6 161QMK Genuine Stella Auto these components are the bestThe 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:
