{"product_id":"109-evolution-big-twin-monster-big-bore-kit-natural","title":"109″ Evolution Big Twin Monster Big Bore Kit – Natural","description":"\u003cp\u003e\u003cspan\u003e \u003c\/span\u003eFits 1984-2000 Evolution Big Twin Motorcycles with 4 5\/8″ crankshaft.\u003c\/p\u003e\n\u003cp\u003e– Aerospace-grade all-aluminum cylinder with Nickel-Silicon-Carbide (NSC) electroplated bore.\u003c\/p\u003e\n\u003cp\u003e– No sleeving allows for larger bore sizes.\u003c\/p\u003e\n\u003cp\u003e– NSC-plated cylinders have less friction for increased horsepower, lower engine temperatures and a longer lifespan.\u003c\/p\u003e\n\u003cp\u003e– Monster big bore kits will require case boring. Additional upgraded services recommended.\u003c\/p\u003e\n\u003cp\u003e– Includes pair of all-aluminum NSC-coated bore cylinders, custom-forged pistons with high-tension rings specifically designed for SNC cylinders and a head\/base gasket set.\u003c\/p\u003e\n\u003cp\u003e– Replacement gasket sets available separately\u003cspan\u003e \u003c\/span\u003e– Upgraded cylinder studs and head bolts recommended.\u003c\/p\u003e\n\u003cp\u003e– Made in the U.S.A.\u003c\/p\u003e\n\u003cp\u003eColor\/Finish: Natural\u003c\/p\u003e\n\u003cp\u003eBore Size: 3 7\/8″\u003c\/p\u003e\n\u003cp\u003eDisplacement: 109″\u003c\/p\u003e\n\u003cp\u003eStroke Length: 4 5\/8″\u003c\/p\u003e\n\u003cp\u003eCompression Ratio: 10.5:1 with stock heads (86 cc)\u003c\/p\u003e\n\u003cp\u003ePiston: -2.15 cc Flat-Top\u003c\/p\u003e","brand":"Revolution Performance","offers":[{"title":"Default Title","offer_id":49002813227259,"sku":"201-215W","price":1499.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0810\/2264\/8571\/files\/product_image_289541.jpg?v=1782238199","url":"https:\/\/beastcoastcycles.com\/products\/109-evolution-big-twin-monster-big-bore-kit-natural","provider":"Beast Coast Cycles","version":"1.0","type":"link"}