{"product_id":"evp-tapp-roller-primary-clutch-kit-for-2016-21-polaris-rzr-xp-turbo-s","title":"EVP TAPP Roller Primary Clutch Kit for 2016 - '21 Polaris RZR XP Turbo\/S","description":"\u003ch1\u003eDESCRIPTION\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eNEW EVP TAPP CLUTCH UPDATES (2024):\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRoller spider design reduces friction in the movable sheave for faster, smoother engagement and improved belt grip.\u003c\/li\u003e\n\u003cli\u003eCenter bearing with black nitrate coating adds hardness, resists corrosion, and lowers friction.\u003c\/li\u003e\n\u003cli\u003eLarger roller increased from 2mm to 3mm for improved bearing longevity under high load.\u003c\/li\u003e\n\u003cli\u003ePost strengthened and heat-treated to prevent clutch slip on the shaft when over-torqued.\u003c\/li\u003e\n\u003cli\u003eMoveable sheave reinforced with added material for greater load capacity.\u003c\/li\u003e\n\u003cli\u003eBillet clutch cover has larger windows to accept extra weight without modification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eKEY FEATURES (CONDENSED):\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCalibrations cover stock through EVP Dynomite (DM) and Desert Storm (DS) turbo upgrades.\u003c\/li\u003e\n\u003cli\u003eCalibrated for use with the EVP STM Tuner secondary clutch or OEM secondary with EVP internals (Shift-Tek Helix and Spring).\u003c\/li\u003e\n\u003cli\u003eKits include a full standard weight kit plus tungsten TAPP Clutch Race Weights (set of 8).\u003c\/li\u003e\n\u003cli\u003eBillet and high-tech materials for cooler operation, better belt life, and durability across riding styles.\u003c\/li\u003e\n\u003cli\u003eAdjustable: swap two-sided ramps, external clickers, and add\/remove mass via roller arms.\u003c\/li\u003e\n\u003cli\u003eSmooth ramp-based operation for reduced vibration and quick throttle response.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ci\u003eDisclaimer: EVP Calibrated TAPP primaries may require minor calibration changes. See instructions or contact tech support.\u003c\/i\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNOTES FOR 2021 XP Turbo\/S:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTo remove the OEM P90X primary clutch use the EVP \u003ca href=\"https:\/\/evopowersports.com\/products\/clutch-puller-for-polaris-rzr-turbo-r-pro-r-pro-xp-2021-xp-turbo-s-2018-ranger-1000\" target=\"_blank\"\u003eClutch Puller For Polaris RZR Turbo R, Pro XP and '21 XP Turbo\/S\u003c\/a\u003e (P\/N 875FP0010).\u003c\/li\u003e\n\u003cli\u003eTo remove the TAPP primary from 2021 XP Turbo\/S use the \u003ca href=\"https:\/\/evopowersports.com\/products\/polaris-rzr-xp-turbo-rzr-900-1000-xp-1000-rs1-ranger-900-general-1000-clutch-puller\" target=\"_blank\"\u003eRZR XP Turbo\/S Clutch Puller Tool\u003c\/a\u003e (P\/N 875FP0004).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eFITMENT\u003c\/h1\u003e\n\u003cp\u003e2016+ RZR XP Turbo \u0026amp; Turbo S (all models)\u003c\/p\u003e\n\u003ch1\u003eCALIBRATION GUIDE\u003c\/h1\u003e\n\u003cp\u003eThere are 4 main adjustable components in an EVP Spec TAPP Clutch:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRamp Profile\u003c\/strong\u003e — Pre-chosen ramps provided. Changing profile affects shift behavior; recommended only for experienced tuners.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRamp Angle\u003c\/strong\u003e — Adjust via Quick Shift Bolts. Higher number = higher RPM. Always adjust in pairs across from each other to avoid imbalance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoller Size\u003c\/strong\u003e — Supplied with a predetermined size. Available: standard, 1mm oversize, 2mm oversize. Change in pairs; mismatched sizes can cause imbalance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight Adjustment\u003c\/strong\u003e — Use set screws in the arms and washers on the roller thru bolt. Add weight to lower RPM; remove to raise RPM. Adjust evenly in pairs to prevent failure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 data-mce-fragment=\"1\"\u003eINSTRUCTIONS\u003c\/h1\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eManufactured by Evolution Powersports. Official specs and resources: \u003ca href=\"https:\/\/evopowersports.com\/products\/evp-tapp-roller-primary-clutch-kit-for-2016-21-polaris-rzr-xp-turbo-s\"\u003eEvoPowersports.com\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/evopowersports.com\/pages\/race-use-only-disclaimer\"\u003eProduct Disclaimers\u003c\/a\u003e | \u003ca href=\"https:\/\/evopowersports.com\/pages\/evp-installation-instructions\"\u003eInstallation Instructions\u003c\/a\u003e | \u003ca href=\"https:\/\/evopowersports.com\/pages\/terms-and-conditions\"\u003eTerms and Conditions\u003c\/a\u003e\u003c\/p\u003e","brand":"Evolution Powersports","offers":[{"title":"Stage 2-91 through Stage 4-96 \/ 2500 RPM","offer_id":45285035245767,"sku":"2282020017","price":2700.0,"currency_code":"USD","in_stock":true},{"title":"Stage 5-E85 through Stage 3RWI-93 \/ 2300 RPM","offer_id":45285035278535,"sku":"2282020018","price":2700.0,"currency_code":"USD","in_stock":true},{"title":"Stage 4RWI-96 through Stage 5RWI-X85 \/ 2300 RPM","offer_id":45285035311303,"sku":"2282020019","price":2700.0,"currency_code":"USD","in_stock":true},{"title":"P50-350 through Stage X85 \/ 2600 RPM","offer_id":45285035344071,"sku":"2282020020","price":2700.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0709\/8004\/2951\/files\/tapp_clutch_1_73f23ea5-2e28-40ea-901e-e7bf20c88092.jpg?v=1779305192","url":"https:\/\/highclearanceutvnwa.com\/products\/evp-tapp-roller-primary-clutch-kit-for-2016-21-polaris-rzr-xp-turbo-s","provider":"High Clearance UTV","version":"1.0","type":"link"}