{"product_id":"evp-head-shim-kit-for-polaris-rzr-pro-r","title":"EVP Head Shim Kit for Polaris RZR Pro R","description":"\u003ch1\u003eDESCRIPTION\u003c\/h1\u003e\n\u003cp\u003eEVP engineers designed and manufactured the ultimate game-changer when it comes to lowering compression for the RZR Pro R. Stock compression ratio on the N\/A ProStar 2.0L engine runs high at 12.5:1, which is inadequate for any turbo upgrade\/engine build running high boost and big horsepower. The new EVP Head Shim Kit for Pro R's lowers compression to 10.8:1 to help reduce air\/fuel temperatures and thus prevent detonation as well as pre-ignition.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLowers stock compression ratio from 12.5:1 to 10.8:1 to better support high boost\/horsepower applications\u003c\/li\u003e\n\u003cli\u003eMulti-layer steel construction designed for optimal sealing\u003c\/li\u003e\n\u003cli\u003eFull metal construction leaves no residue behind\u003c\/li\u003e\n\u003cli\u003eExtremely durable under high temperatures and boost pressure\u003c\/li\u003e\n\u003cli\u003eKit includes RZR Pro R Shimmed head Gasket, Manifold Spacer and Valve Spacer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eFITMENT\u003c\/h1\u003e\n\u003cp\u003e2022+ Polaris RZR Pro R Models\u003c\/p\u003e","brand":"SxS Addicts","offers":[{"title":"Default Title","offer_id":45392321806393,"sku":"604FP0078","price":299.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/0265\/2473\/files\/604FP0078_tt_1_7d264b48-b9fe-4dbb-82f2-abe6176bdd27.jpg?v=1769127192","url":"https:\/\/sxsaddicts.com\/products\/evp-head-shim-kit-for-polaris-rzr-pro-r","provider":"SxS Addicts","version":"1.0","type":"link"}