{"product_id":"at-063700-gruppo-termico-athena-alu-50-zundapp-4m-5m","title":"AT-063700 Athena Alu 50 Zündapp 4M \/ 5M thermal unit","description":"\u003ch2\u003eCylinder 50cc Ø39mm ATHENA for ZUNDAPP 4M, 5M, FALCONET 604, PORTUGAL, GREECE\u003c\/h2\u003e\n\u003cp\u003e \u003cem\u003ePower and durability for your Zundapp.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e In our shop, we offer an exclusive selection of hard-to-find parts and specialty spares for all types of vintage motorcycles and mopeds. Discover the perfect kit for ZUNDAPP 4M, 5M, FALCONET, RACING engines, and more. Refresh your vintage motorcycle with a high-performance ATHENA kit, designed for strength and efficiency!\u003c\/p\u003e\n\u003ch3\u003e Kit 50 alu zundapp in brief:\u003c\/h3\u003e\n\u003cp\u003e Crafted from Nicasil-treated aluminum, this cylinder features a single-segment Vertex piston. Every detail has been designed to maximize engine performance. While it offers slightly less torque and power than the 70cc version, this option reduces stress on the crankshaft while maintaining the 50cc displacement.\u003c\/p\u003e \u003cp\u003eThis kit bolts on easily using the original cylinder head, simplifying installation. For optimal performance, a 17.5-21mm carburetor and a sports exhaust are recommended.\u003c\/p\u003e\n\u003ch4\u003e zundapp 50cc kit - Compatibility:\u003c\/h4\u003e\n\u003cp\u003e Zundapp 50cc 4M \/5M \/ FALCONET 604 \/ GREECE \/ PORTUGAL 283 \/ RACING.\u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003ePlease note:\u003c\/strong\u003e The head and base gaskets included in the kit were developed specifically for ATHENA cylinders. If the kit is disassembled, they must be replaced with the specific Athena replacement kit.\u003c\/p\u003e","brand":"Billaricambi SRLS","offers":[{"title":"Default Title","offer_id":55461205705028,"sku":"AT-063700","price":204.7,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0856\/3730\/0548\/files\/Immagine-Non-Disponibile-Billaricambi_e0981f8e-d5c6-474d-84aa-9f41788c9d22.jpg?v=1755854486","url":"https:\/\/www.billaricambi.it\/en\/products\/at-063700-gruppo-termico-athena-alu-50-zundapp-4m-5m","provider":"Billaricambi SRLS","version":"1.0","type":"link"}