Universal Parts GY6 PAIR Block Off Plate

Universal Parts PCV (EGR) Block Off Plate for 50cc QMB139 and 125cc and 150cc GY6 4-Stroke Engines. Sold individually or in packs of 10. This plate can be used to block off the hole in your cylinder head if your emissions system is leaking or for performance applications. You will need to reroute vacuum lines on your carburetor or switch to a single vacuum port intake and use a non-emissions head cover. Please see related items. Please Note: This block off plate is NOT compatible with valve cover item #164-224 when used on new style GY6 engines like item # 220-42. It IS compatible on new style engines using stock valve covers or older style engines using a #164-224 style cover.
Sold Individually or in Packs of 10
Includes Block-Off Plate, Gasket and Hardware
Bolt Spacing: 30mm
SUPPORTED MODELS: GY6 QMI/QMJ 152/157, QMB139 50cc/49cc , Various unlisted makes/models