Bikeman Performance Cylinder Head Kit - 800 Cfi Ho Axys - Polaris 04-315-L

• Increase cooling capacity for lower running temps which helps maintain peak power
• Low altitude gains 4-5 mid range horsepower and 2-3 peak
• High altitude riders gain 6-7hp in the mid range, and 4-5 peak

Polaris -- SwitchBack 800 Assault 1.35" w/144" Track -- (2019, 2020, 2018); Polaris -- SwitchBack 800 Adventure 1.35" w/136" Track -- (2019, 2018); Polaris -- SwitchBack 800 Pro-S 1.25" w/137" Track -- (2019, 2020, 2018); Polaris -- SwitchBack 800 XCR 1.25" w/136" Track -- (2019, 2018, 2020); Polaris -- RMK 800 SKS 2.25" w/146" Track -- (2019, 2020, 2018); Polaris -- RMK 800 SKS 2.4" w/155" Track -- (2020); Polaris -- Pro-RMK 800 3" w/155" Track -- (2020, 2019, 2018); Polaris -- SwitchBack 800 Assault 1.6" w/144" Track -- (2020); Polaris -- RMK 800 SKS 2.25" w/155" Track -- (2019, 2020, 2018); Polaris -- RMK 800 SKS 2.6" w/155" Track -- (2020); Polaris -- Rush 800 Pro-S 1.5" w/120" Track -- (2020); Polaris -- Rush 800 XCR 1.75" w/121" Track -- (2019); Polaris -- SwitchBack 800 w/144" Track -- (2018); Polaris -- RMK 800 Assault w/155" Track -- (2018, 2019); Polaris -- RMK 800 Assault 2.25" w/155" Track -- (2019, 2018); Polaris -- Pro-RMK 800 3" w/163"Track -- (2018, 2019, 2020); Polaris -- Pro-RMK 800 2.6" w/163"Track -- (2019, 2020, 2018); Polaris -- Rush 800 XCR 1.35" w/121" Track -- (2019, 2018); Polaris -- SwitchBack 800 Pro-S 1.35" w/137" Track -- (2020); Polaris -- RMK 800 w/163" Track -- (2018, 2019); Polaris -- RMK 800 KHAOS 3" w/155" Track -- (2020); Polaris -- Pro-RMK 800 2.6" w/155" Track -- (2019, 2020, 2018); Polaris -- SwitchBack 800 Assault -- (2018, 2019); Polaris -- Pro-RMK 800 3" w/174" Track -- (2018, 2019, 2020); Polaris -- Pro-RMK 800 -- (2018); Polaris -- SwitchBack 800 Assault 2" w/144" Track -- (2020); Polaris -- RMK 800 2.4" w/155" Track -- (2019, 2018); Polaris -- SwitchBack 800 XCR 1.35" w/136" Track -- (2020); Polaris -- SwitchBack 800 XCR 1.75" w/136" Track -- (2020); Polaris -- RMK 800 KHAOS 2.6" w/155" Track -- (2020); Polaris -- RMK 800 Assault 2.6" w/155" Track -- (2019, 2018); Polaris -- Rush 800 Pro-S 1.35" w/120" Track -- (2020); Polaris -- Rush 800 Pro-S 1.25" w/120" Track -- (2018, 2019, 2020); Polaris -- SwitchBack 800 Pro-S 1.5" w/137" Track -- (2020); Polaris -- RMK 800 -- (2018); Polaris -- Rush 800 Pro-X 1.75" w/120" Track -- (2018); Polaris -- Rush 800 -- (2018); Polaris -- SwitchBack 800 Pro-X 1.352 w/137" Track -- (2018)