{"product_id":"oil-decompression-tube-genuine-gy6-150cc-ncy-brand","title":"NCY Crankcase Decompression Kit - Genuine\/GY6","description":"\u003cp\u003eReduce crankcase pressure and free up power with the \u003cstrong\u003eNCY Crankcase Decompression Kit\u003c\/strong\u003e. Designed for Genuine Buddy and GY6-based engines, this kit replaces your factory dipstick with a high-flow breather system. By venting excess blow-by gases, crankcase air density drops — allowing the piston to move more freely through less resistant air on each stroke. The result is reduced parasitic drag on the crankshaft, more free-revving engine character, and lower risk of oil burn, blown seals, and gasket leaks. A straightforward upgrade for any performance build or high-WOT application.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIntended for off-road \/ performance use only. Not for use on public roads.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduces Crankcase Air Density:\u003c\/strong\u003e Venting blow-by gases lowers crankcase pressure, letting the piston travel through less resistant air for measurable power gains.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduces Parasitic Drag:\u003c\/strong\u003e Less crankcase pressure means less drag on the crankshaft and freer engine revving.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtects Seals and Gaskets:\u003c\/strong\u003e Proper venting reduces the risk of blown oil seals, oil burn, and gasket leaks under sustained WOT.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e27\" Oil and Fuel-Resistant Tubing:\u003c\/strong\u003e 12mm ID \/ 18mm OD for flexible routing options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCNC Billet Aluminum Cap:\u003c\/strong\u003e Anodized 17mm filler cap\/adapter with 18mm thread.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Kit:\u003c\/strong\u003e Tube, billet cap, stainless steel hose clamps, and zip ties included.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation Tip:\u003c\/strong\u003e Route the breather tube upward toward the frame before pointing it down to prevent oil mist from escaping.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 1100-1282\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMPN:\u003c\/strong\u003e 633U02H\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e 18mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTube Length:\u003c\/strong\u003e 27\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTube ID\/OD:\u003c\/strong\u003e 12mm \/ 18mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCap Material:\u003c\/strong\u003e Anodized billet aluminum\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eModel Fitment\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eEngine Family\u003c\/th\u003e\n\u003cth\u003eCompatible Models\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eGenuine Scooter Co.\u003c\/td\u003e\n\u003ctd\u003eBuddy 125, Buddy 150, Buddy 170i, Hooligan, Blur\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGY6 50cc (QMB139)\u003c\/td\u003e\n\u003ctd\u003e139QMA, 139QMB, 1P39QMB, 147QMD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGY6 150cc (QMJ157)\u003c\/td\u003e\n\u003ctd\u003e157QMJ, 152QMI, 161QMK, 1P61QMK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOther Brands\u003c\/td\u003e\n\u003ctd\u003eTaoTao, Wolf, Icebear, Bintelli, SYM, KYMCO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e \u003c\/p\u003e","brand":"NCY","offers":[{"title":"Default Title","offer_id":67964572434753,"sku":"1100-1282","price":37.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/7785\/2225\/files\/az-p012-6823-1-1100-1282_a_3c060f64-6124-4ddc-af62-7ea54a2824a2.jpg?v=1792557859","url":"https:\/\/azscooterparts.com\/products\/oil-decompression-tube-genuine-gy6-150cc-ncy-brand","provider":"AZScooterParts","version":"1.0","type":"link"}