well i finally got my ccqjet in better shape than before now it gets perty good mileage now i wanna fine tune i need to know what rods and hanger to use it has the stock ones now i dont know what they are ill check tomorrow but the motor is a 350 with very small cam almost stock and i plan on putting an wieand dual plane intake with egr valve ( gas mileage) on the top what would be best hangers and rods for or how do i go about determining this info

 

If it doesn't bog or stumble at the top end, then you probably have the right rods/hanger already.
Otherwise it's a guess and check thing. Or use a wideband to determine if you're too rich/lean when in the secondaries. Not mathematical formula that you can use