305 = 454 swap

[1990GMCSIERRA]

^^^^^^^^^^^^^^^^^^^^exactly

 

[Crash]

Only 90's had T400's, 91-93 models had 700R4's.
http://www.454ss.com/Articles_new/YEAR.asp

 

[FastOrange]

Only 90's had T400's, 91-93 models had 700R4's.
http://www.454ss.com/Articles_new/YEAR.asp

91-93 454SS had 4L80E's, BIG difference.

 

[Sully]

only about 20

 

[1990GMCSIERRA]

u arent getting the point
**** a 454ss
if ur gona spend the money do this **** right dont back a torquey motor to a stock 4l60e
a badass notot isnt worth a **** without a trans and rear to match it

 

[ndians68]

well ill put this the simple way to me
lots of power+ wimpy tranny and reared= BIG BOOM which also= Lots of money being spent

 

[1990GMCSIERRA]

well ill put this the simple way to me
lots of power+ wimpy tranny and reared= BIG BOOM which also= Lots of money being spent

yep,nicely said lol

 

[FastOrange]

u arent getting the point
**** a 454ss
if ur gona spend the money do this **** right dont back a torquey motor to a stock 4l60e
a badass notot isnt worth a **** without a trans and rear to match it

i agree x1000000

that i basically what happened to me, 350HP 350 SBC in front of a Bone Stock 4.3L 4L60E, 4L60E is about ready to explode.

 

[DRAGGIN95]

If you are going to do this, I vote for built T56 6 speed, with a perfomance clutch!

 

[1990GMCSIERRA]

im on my second 700r and this one had actually got some **** done to it and i see it going out in the near future,,just cant hold up to my motor