82 evinrude shift rod length

[Big chief 422]

I have a 82 evinude 70 hp model #e70elcnb. Can anyone tell me what the length of the shift rod needs to be adjusted to

 

[Faztbullet]

In neutral measuring from gearcase flange to center of shift rod hole is 21 inches and 23/32

 

[Big chief 422]

Thanks, much appreciated