Order Includes: 2x Intake Valves. Compatible with Polaris models: ACE 570 EFI PS SP HD EURO 2017-2018 / ACE 570 2018-2019. Part Number: 3022884. Dimensions and Measurements: Length: 9mmm - 3.78" / Diameter: 37.7mm - 1.5". We strongly suggest comparing the posted picture to the unit(s) that needs to be replaced..
