{"product_id":"2022-rzr-pro-r-4-cylinder-high-performance-stage-2-cams","title":"2022+ RZR Pro-R 4 Cylinder High Performance Stage 2 Cams","description":"\u003cp\u003eBrian Crower High Performance Stage 2 Cams, sold through Aftermarket Assassins, let the Polaris RZR Pro R 4 cylinder rev higher where the OEM cams fall off. They suit riders clutching for 8500 to 8600 RPM, and dune riders benefit most from the added wheel speed.\u003c\/p\u003e\u003ch3\u003eWhy it holds up\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAA dyno testing showed 10 RWHP peak gains and 6 to 7 RWHP max gains\u003c\/li\u003e\n\u003cli\u003eStill make strong torque and power down low and all around\u003c\/li\u003e\n\u003cli\u003eDrop in design: about 95% of the time they bolt in without reshimming the valves\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFits\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e2022 and newer Polaris RZR Pro R 4 cylinder\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eIn the box\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eBrian Crower Stage 2 camshafts\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eGood to know\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAA pairs these cams with its exhaust, clutch kit and Level 3 tune. The Level 2 tune works, but hot starts are an issue. Level 3 fixes hot starting and adds better low end.\u003c\/li\u003e\n\u003cli\u003eFor Level 3 with cams, AA highly recommends the HP Tuners RTD. Higher lift cams are finicky at idle, and the RTD lets revised tunes be deployed quickly instead of sending the ECU back for a reflash.\u003c\/li\u003e\n\u003cli\u003eRunning over 8600 RPM brings extra belt heat and alternator issues.\u003c\/li\u003e\n\u003cli\u003eHigh mileage engines may need shims in rare cases. Check valve clearance after install, and allow a few days to order buckets or shims if needed.\u003c\/li\u003e\n\u003cli\u003eRemoval and installation follow the service manual: remove the bed, bed support, ignition coils and valve cover, set top dead center, pull the tensioner and cam caps evenly, install the cams and check clearance.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Aftermarket Assassins","offers":[{"title":"112-1039","offer_id":67929865257054,"sku":"112-1039","price":995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0770\/2406\/7678\/files\/pro-r-cams4.jpg?v=1793848100","url":"https:\/\/bonafidesxs.net\/products\/2022-rzr-pro-r-4-cylinder-high-performance-stage-2-cams","provider":"Bona Fide SXS","version":"1.0","type":"link"}