This brass head upgraded commercial long life pump will give you 400 more PSI than your standard Husqvarna Pump
Note: For some models spacers and longer bolts may be required for mounting the pump to your engine
Bolts are not included. Common sizes usually needed are (2) 5/16-18 x 2 1/2" and (1) 5/16-18 x 3" hex Head bolts
Mounting bolts & Key way are not included.