1996hx

Hey just another newbie who needs help I just purchased a factory pipe for my 96 hx 720 - I have stock carbs, with 130 mains and 75 pto jets, 1-1/2 needle and seat w/ 65 gram springs. The only after market parts are a Skat-Trak impeller - unsure of pitch and intake grate. I have ordered a...