320 to 325 auto conversion

General E30 related discussions -
Please put technical questions in E30 Tech Help forum below

Moderator: martauto

Post Reply
r4j666
E30 Zone Newbie
E30 Zone Newbie
Posts: 57
Joined: Sun Feb 04, 2007 11:00 pm
Location: birmingham

Tue Sep 11, 2007 1:26 pm

just wondering if anyone knows wot the bhp wil be on an automatic if i switch engines from a 2litre to a 2.5litre? also would i need to convert the brakes on the rear instead of the drums? thx
User avatar
Brianmoooore
E30 Zone Team Member
E30 Zone Team Member
Posts: 49358
Joined: Mon Jan 10, 2005 11:00 pm

Tue Sep 11, 2007 2:14 pm

Auto 2.5 M20 has the same nominal power output as a manual 2.5 M20 at around 170 bhp if you get a good one.
320 saloon non ABS suspension and brakes is inferior to that on a 325 saloon at both ends.
Vented front discs, 51mm front legs and rear discs would all be good.
r4j666
E30 Zone Newbie
E30 Zone Newbie
Posts: 57
Joined: Sun Feb 04, 2007 11:00 pm
Location: birmingham

Tue Sep 11, 2007 2:27 pm

thx brian 170bhp sounds gud :P i guess i wil have to convert the rear drums to discs then for more stopping power as im thinkin of the engine swap soon
r4j666
E30 Zone Newbie
E30 Zone Newbie
Posts: 57
Joined: Sun Feb 04, 2007 11:00 pm
Location: birmingham

Tue Sep 11, 2007 4:16 pm

also would it b better to convert into an manual n keep the 2litre engine or would it be better to change the engine 2 a 325i one? just was wondering
e30bmlover
Ac Schnitzer prophet
Ac Schnitzer prophet
Posts: 5352
Joined: Sun Sep 11, 2005 11:00 pm
Location: Playing on the ring road!!!

Tue Sep 11, 2007 4:19 pm

r4j666 wrote:also would it b better to convert into an manual n keep the 2litre engine or would it be better to change the engine 2 a 325i one? just was wondering
there is no replacement for displacement!
maxfield
Old Skooler
Old Skooler
Posts: 15186
Joined: Sat Nov 26, 2005 11:00 pm
Location: Mansfield

Tue Sep 11, 2007 4:26 pm

e30bmlover wrote:there is no replacement for displacement!
There is 12 more valves :wink:
Image
User avatar
Brianmoooore
E30 Zone Team Member
E30 Zone Team Member
Posts: 49358
Joined: Mon Jan 10, 2005 11:00 pm

Tue Sep 11, 2007 6:58 pm

maxfield wrote:
e30bmlover wrote:there is no replacement for displacement!
There is 12 more valves :wink:
??????
Post Reply