{"product_id":"s-s-96-3-5-8-big-bore-cylinder-piston-kit","title":"S\u0026S, 96\" 3-5\/8\" big bore cylinder \u0026 piston kit","description":"Natural aluminum finish. Dependable Performance. That''s what made the S\u0026amp;S 96\" kit the most popular high performance option for decades. Fits 84-99 Evolution Big Twin models with 4-5\/8\" stroker flywheels. Comes complete with +.015\" longer 3-5\/8\" Big Bore cylinders (special manifold not required); forged pistons; piston rings; rings wrist pins and a head \u0026amp; base gasket set. Compression ratio 9.75:1. Engine life can be expected to be good. Note: Crankcase spigots must be bored for 3-5\/8\" cylinders. 4-5\/8\" Stroker flywheels (like MCS 512363) with appropriate sprocket \u0026amp; pinion shaft must be purchased separately when required. Keep in mind that 89-99 models are equipped with the one-piece flywheel sprocket\/pinion shaft construction. Note: 90-99 models will require a S\u0026amp;S pinion shaft conversion kit; like 904148.\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e 84-99 Evo Big Twin (NU)\u003c\/p\u003e","brand":"S\u0026S","offers":[{"title":"Default Title","offer_id":54307922870599,"sku":"512413","price":1719.62,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0987\/7812\/0519\/files\/512413k_951983ee-d812-4b2a-80e6-f7c200b97deb.jpg?v=1784486268","url":"https:\/\/www.chopperessentials.com\/products\/s-s-96-3-5-8-big-bore-cylinder-piston-kit","provider":"Chopper Essentials Co.","version":"1.0","type":"link"}