8.5 10 bolt 3.73 posi any good?

[cutlass79]

looking at buying a 8.5 10 bolt 3.73 posi and was just worndering if thay are any good

 

[pontiacgp]

what is it out of?

 

[cutlass79]

what is it out of?

hes got it in his 79 monte right now not sure if its stock to the car or not tho

 

[pontiacgp]

then it's good and you need to go get it, those rear ends are hard to find but make sure it is an 8.5

 

[cutlass79]

how do i find out for sure if its a 8.5

 

[LSCustoms]

yup, 28 spline axles and carriers are cool and those r hard to find for a great deal.

 

[pontiacgp]

how do i find out for sure if its a 8.5

what you want to see

what you don't want to see

 

[cutlass79]

alright then im goin to grab it up.now iv never done a rear end swap in a gbody what all will i have to do and will i need to buy anything new

 

[pontiacgp]

you will need to cut 1" off your drive shaft and it will go in just the reverse of the way your rear end came out

 

[cutlass79]

ill have to cut my dri ve shaft even if the rear end is out of a gbody?