{"product_id":"mgt1-pwb-52338-1125788001","title":"Beta RR 390 4 T Race [2025-2026] - WÖSSNER forged piston kit","description":"\u003ch2\u003eWÖSSNER forged piston kit for Beta RR 390 4 T Race\u003c\/h2\u003e\u003cp\u003eThe WÖSSNER forged piston kit is tailored to the Beta RR 390 4 T Race built in 2025-2026. The forged aluminum piston, together with the included rings, piston pin and retaining clips, forms a coordinated piston set kit for the upper engine range.\u003c\/p\u003e\u003ch3\u003eTechnical features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePiston Type: Forged\u003c\/li\u003e\n\u003cli\u003eMaterial: aluminum\u003c\/li\u003e\n\u003cli\u003ePiston compression: standard\u003c\/li\u003e\n\u003cli\u003ePiston diameter: 87.96 mm\u003c\/li\u003e\n\u003cli\u003eBore diameter: 88.00 mm\u003c\/li\u003e\n\u003cli\u003eCompression ratio: 12.7:1\u003c\/li\u003e\n\u003cli\u003eLetter oversize: A\u003c\/li\u003e\n\u003cli\u003eOversize: STD\u003c\/li\u003e\n\u003cli\u003eRings Quantity: Set\u003c\/li\u003e\n\u003cli\u003eStroke: 4T\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eScope of delivery\u003c\/h3\u003e\u003cp\u003eThe piston set includes pistons, rings, piston pins and retaining clips. This means that the components intended for the piston set are put together together.\u003c\/p\u003e\u003ch3\u003eVehicle assignment\u003c\/h3\u003e\u003cp\u003eThe kit fits the Beta RR 390 4 T Race, built in 2025-2026. The assignment refers to this complete model and year of manufacture range.\u003c\/p\u003e\u003ch3\u003eSelection note\u003c\/h3\u003e\u003cp\u003eThe piston diameter of 87.96 mm, the bore diameter of 88.00 mm and the compression ratio of 12.7:1 are particularly relevant for the selection. The version with standard piston compression and Oversize STD supports a clear assignment within the vehicle application mentioned.\u003c\/p\u003e","brand":"PWB","offers":[{"title":"Default Title","offer_id":57268569735494,"sku":"MGT1-PWB-52338-1125788001","price":231.24,"currency_code":"CHF","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/4616\/8646\/files\/1125788001-1_10b9385d-a833-40ac-b725-21f098610ea4.jpg?v=1788582463","url":"https:\/\/motorize.ch\/en\/products\/beta-rr-390-4-t-race-2025-2026-wossner-forged-piston-kit","provider":"Motorize","version":"1.0","type":"link"}