{"product_id":"s-s-cycle-66-84-bt-93in-high-compression-3-5-8in-big-bore-cylinder-piston-kit-gloss-black","title":"S\u0026S Cycle 66-84 BT 93in High Compression 3-5\/8in Big Bore Cylinder \u0026 Piston Kit - Gloss Black","description":"\u003cp\u003e\u003cb\u003ePart #:\u003c\/b\u003e 91-9031\u003c\/p\u003e\u003cp\u003eThis 3-5\/8\" big bore kit may be used to replace the cylinders and pistons of an S\u0026amp;S SH93 high compression engine or a stock HD (R) shovelhead engine that has been upgraded with an S\u0026amp;S 93\" Hot Set Up Kit (R) . This kit may also be used to upgrade an engine with an S\u0026amp;S 84\" stock bore stroker kit to 93\". Stock crankcases must be bored to accomodate the 3-5\/8\" bore cylinders, but the 4-1\/2\" stroker flywheel assembly does not need to be rebalanced. The kit includes S\u0026amp;S 3-5\/8\" bore cylinders, 3-5\/8\" bore forged pistons with rings and wristpins, head gaskets, base gaskets, exhaust gaskets, and instructions. Compression is 9.1:1. The cylinders are longer then stock , so longer pushrods, and manifold must be used.\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":51833279873336,"sku":"S0GE 91-9031","price":1995.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/store.motormia.co\/products\/s-s-cycle-66-84-bt-93in-high-compression-3-5-8in-big-bore-cylinder-piston-kit-gloss-black","provider":"MOTORMIA","version":"1.0","type":"link"}