NCY 171cc Big Bore Kit (61mm) – No Case-Cut for GY6 150
Cast Iron Durability: Provides excellent longevity and reliability for daily commuting
Rocker Arms (x2): L: 52
Eliminate mid-range flat spots and unlock the full acceleration potential of your Genuine Buddy or GY6-powered scooter with the Dr
Heavy-Duty Construction: Built from coated steel mesh that is significantly more durable and UV-resistant than plastic crates
Cruciform (50s-60s Style) badges NCY 171cc Big Bore KitCruciform for VL1 3, VN1 2, VS1 5, VSB, VSC, VBA, VBB, VLA, VNA, VNB, pre 1971 Sprint, Super, GT. This part was designed to wear out in order to save your gears from wear. It's important to replace it when you rebuild your engine. We recommend replacing the lock washer, S 13768, when you replace this. Tech tip: the threads on the cruciform are left hand (reverse)!