MasterCraft Fuel pump 155256A is the main source of fuel to the engine. You fuel pump is located in your gas tanks, and requires 12 bolts, and 1 gasket to replace it. This is for boats with stock engines. No upgrades or replaced with a different engine then factory. PART# 155256A Compatible With: X BOATS XStar - all engines - 2013 to 2017 X55 - all engines - 2013 to 2015 X46 - all engines -2014 to 2018 X45 - all engines - 2013, 2014 X35 - all engines - 2013, 2014 X30 - all engines - 2013 to 2016 X25 - all engines - 2013 to 2015 X14 - all engines - 2013, 2014 X10 - all engines - 2013 to 2017 X2 - all engines - 2013 to 2016 214V part# 155211A - 2013, 2014 X20/X23 part# 155250 - 2015 NXT BOATS NXT20 - all engines - 2015 to 2017 PS 190 - all engines - 2013 PS 197 / X7 - all engines - 2013 PROSTAR - all engines - 2024, 2025 2012 7.4L ILMOR MS215/X15, MS225/X25, MS235/X35, MS245/X45, MS255/X55, XSTAR 2011 7.4L ILMOR MS215/X15, MS225/X25, MS235/X35, MS245/X45, MS255/X55, XSTAR