GT47-88 vs GT55-91 question
#3
TECH Senior Member
iTrader: (21)
Join Date: Nov 2001
Location: Cecil County Raceway!!!
Posts: 8,484
Likes: 0
Received 0 Likes
on
0 Posts
Originally Posted by Pro Stock John
Do they use the same exhaust housings?
#4
Originally Posted by Fireball
no. they both use the T-6 inlet and 5" discharge, but according to the dimensions I looked at in the garret catalog, the GT55 discharge will move 1/2" outwards compared to the GT47.
Correct, they are different indeed. Its exactly .5" different on the offset of the turbine downpipe flange.