Amazon.com: Glixal ATGT-12X GY6 49cc 50cc to 100cc Scooter Engine 50mm Cylinder Head Assy with Valves Set for 139QMB 139QMA Chinese Moped ATV Go Kart Quad (Non EGR Type, 64mm Valves) :
Secrets Of Speed - Valve Train
Valve Set With Springs & Clips - 70cc-110cc ATV Engines - Version 2
INTAKE & EXHAUST ENGINE VALVE SET 1G-FE For Toyota CRESSIDA CROWN | eBay
200cc IN & EX Valves Set For 163FML CG200 ATV Quad Dirt Pit Bike Go Kart Moped | eBay
New Z28 Springs, 1.84" Intake & 1.5" Exhaust Valve Set sb Chevy 305 | eBay
Amazon.com: Exhaust Intake Suction Valve Set Robin Subaru Fiji EY25 EY27-2 W 7hp-7.5hp Lawnmower Motor Engine : Automotive
Amazon.com: Glixal ATMT1-063 157QMJ 150cc GY6 Engine INTAKE & EXHAUST Valves Set Valve kit with Valve Spring Assembly Kit for Chinese Scooter Moped ATV Go Kart : Automotive
160HO Engine Exhaust/Inlet Valve Set
For Bobcat Skid Steer S130 V2203 Engine Valve Set Inlet Exhaust Guide Cap Seat | eBay