T25 Alternative Engine Forum

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Most liked posts	Author	Posted	Liked	Forum
1y identification	Oldiebut goodie	09 Feb 2026, 18:02	2 times this week	T25 Alternative Engine Forum

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Last post

how to remove diesal injectors

Last post by Oldiebut goodie « 13 Apr 2013, 17:46
Replies: 1
by scootersjamie » 13 Apr 2013, 16:21

i have a dead 1.9 1y diesal engines,before i scrap it how do i remove the injectors ,special tools etc

1 Replies

1004 Views

Last post by Oldiebut goodie
13 Apr 2013, 17:46
1Z Timing

Last post by syncroandy « 11 Apr 2013, 07:38
Replies: 4
by Roving Rich » 07 Apr 2013, 20:52

So finally got round to changing the the timing belt and bottom pulley. Now it all seems to run straight and true ! Yay. Moved the pump along the...

4 Replies

1401 Views

Last post by syncroandy
11 Apr 2013, 07:38
oil change

Last post by stephen t25 « 09 Apr 2013, 08:44

by stephen t25 » 09 Apr 2013, 08:44

Hi all, just about to do an oil change and was looking to find how much oil i need for a 1z 1.9 tdi after a drain down? :ok

0 Replies

815 Views

Last post by stephen t25
09 Apr 2013, 08:44
AAZ dipstick length and oil pick up tube

Last post by lloydy « 03 Apr 2013, 20:34
Replies: 3
by conkers » 03 Apr 2013, 19:47

Hi
I have an aaz conversion but dont know how accurate the dipstick is. Also how do i know know that the uplift tube is long enough. It looks like a...

3 Replies

1531 Views

Last post by lloydy
03 Apr 2013, 20:34
Help please. What turbo?

Last post by steane « 03 Apr 2013, 17:12
Replies: 7
by steane » 03 Apr 2013, 10:16

Hello all. So I have been having and posting about my problems with boost pipes and oil issue. I was under the impression my van was running a...

7 Replies

2151 Views

Last post by steane
03 Apr 2013, 17:12
charge cooler

Last post by busbuddy « 03 Apr 2013, 06:53
Replies: 4
by stephen t25 » 31 Mar 2013, 15:41

Hi all, Happy Easter ETC... I have a 1.9 1z with charge cooler in my van which has sprung a leak, i dont have time at the mo to locate the leak and...

4 Replies

1511 Views

Last post by busbuddy
03 Apr 2013, 06:53
dipstick length for diesel CS/1Y ?

Last post by Niander « 01 Apr 2013, 11:11
Replies: 4
by discipleofsketch » 29 Mar 2013, 19:48

My dipstick is too short (ooeer!). I suspected it was when I got my T25 with a 1.6 diesel CS engine, but didn't do an oil change on the CS in the...

4 Replies

2171 Views

Last post by Niander
01 Apr 2013, 11:11
Adapter plate for golf to autobox?

Last post by Zebedee « 31 Mar 2013, 18:34
Replies: 2
by Zebedee » 24 Mar 2013, 19:02

Looking for somewhere (other than Kennnedy in the US) that sell an adapter plate kit for fitting an inline4 golf engine to an autobox.

Is there...

2 Replies

1499 Views

Last post by Zebedee
31 Mar 2013, 18:34
1Y rev counter?

Last post by Niander « 30 Mar 2013, 21:10

by Niander » 30 Mar 2013, 21:10

1Y rev counter?
Is there a way to have a rev counter fitted to my 1YD
maybe fitted above the dash?

0 Replies

1117 Views

Last post by Niander
30 Mar 2013, 21:10
"Upright" inline bellhousings

Last post by ELVIS « 28 Mar 2013, 17:41
Replies: 7
by silverbullet » 22 Mar 2013, 19:22

I can't believe that this hasn't been suggested before or that it's taken me so long to think of this, but this has occurred to me:

In SA, alongside...

7 Replies

4158 Views

Last post by ELVIS
28 Mar 2013, 17:41
Professional help with AAZ....

Last post by dcfb77 « 27 Mar 2013, 12:12

by dcfb77 » 27 Mar 2013, 12:12

I've got the freshly rebuilt AAZ back in my Syncro but I'm having a few issues with it.

Main issue is the turbo which seems to be spooling/boosting...

0 Replies

1257 Views

Last post by dcfb77
27 Mar 2013, 12:12
Custom gearbox or bigger wheels/tyres?

Last post by Allanw « 23 Mar 2013, 08:42
Replies: 18
by grizgut » 19 Mar 2013, 20:58
1

2
Not sure what section to post this in so plumped for mechanical?

I have a 2.5 Subaru quad cam engine mated to a vw1.9 petrol 5 speed box. 1st gear...
18 Replies

5502 Views

Last post by Allanw
23 Mar 2013, 08:42
Trouble starting AAZ 1.9TD

Last post by ewenmaclean « 20 Mar 2013, 20:15
Replies: 7
by RussT3 » 17 Mar 2013, 21:52

Hi Ewen, thanks for your reply. The thread in question

onclick= window.open(this.href);return false;

My problem sounds very similar to yours. I...

7 Replies

4891 Views

Last post by ewenmaclean
20 Mar 2013, 20:15
Aef plus gearbox help

Last post by saviogimmi « 20 Mar 2013, 19:10
Replies: 2
by saviogimmi » 20 Mar 2013, 18:03

Hi everyone I know this has been asked a million times!!!
I knew I had a 1.9 aef diesel in the van, it has always only cruised at 55 mph max on...

2 Replies

1193 Views

Last post by saviogimmi
20 Mar 2013, 19:10
Engine wont start..

Last post by chappers « 20 Mar 2013, 16:21
Replies: 14
by Trip » 30 Jun 2012, 11:01

My mechanic is struggling to get to the bottom of this..

Van has had an intermittent starting problem for a couple of months - turn the key, one...

14 Replies

7760 Views

Last post by chappers
20 Mar 2013, 16:21
Alternative to 2.0 Aircooled

Last post by faggie « 19 Mar 2013, 21:44
Replies: 10
by mark.sleep » 23 Jan 2013, 22:38

Hi all,

Before anyone yells at me, yes I know that it borders on insanity to change the engine, why change what isn't broke, VW kept it for 40 years...

10 Replies

4443 Views

Last post by faggie
19 Mar 2013, 21:44
who sels the best radiators for best cooling?

Last post by Simon Baxter « 17 Mar 2013, 22:14
Replies: 7
by Auto » 10 Feb 2013, 12:48

Hi folks
I need a new radiator and need a good one with the best cooling I can get as I have a 2.2 scooby engine in my bus ive just done the head...

7 Replies

2845 Views

Last post by Simon Baxter
17 Mar 2013, 22:14
Opinions from people who have gone from 1.6 CS to 1Y

Last post by phil miller « 17 Mar 2013, 15:37
Replies: 19
by discipleofsketch » 15 Oct 2012, 12:49
1

2
Ok, i'm looking for qualified opinions from people who formerly had a 1.6 non-turbo diesel and upgraded to a 1.9 non-turbo diesel, specifically a...
19 Replies

6948 Views

Last post by phil miller
17 Mar 2013, 15:37
AAZ New head gasket gone after long journey, please help

Last post by billy739 « 17 Mar 2013, 13:23
Replies: 56
by airhead » 21 Oct 2012, 22:13
1

2

3

4
Well nice and all as the inaugural trip in the camper was, I got back to my girlfriends place and there was white smoke billowing out of the exhaust....
56 Replies

24267 Views

Last post by billy739
17 Mar 2013, 13:23
Poo plate - What vehicle/where to buy?

Last post by dieseldave « 17 Mar 2013, 12:13
Replies: 4
by shaka1976 » 21 Oct 2012, 18:42

Ok my 1Y(X) conversion has the pieces of metal missing that mount between the engine and gearbox. Often referred to at the sh!t or poo plates. Where...

4 Replies

2425 Views

Last post by dieseldave
17 Mar 2013, 12:13
What road tax do you pay on an aaz?

Last post by Oldiebut goodie « 16 Mar 2013, 21:45
Replies: 1
by conkers » 16 Mar 2013, 21:33

Thanks. Noticed mine is still techically a 1.6td on the V5 and wondered if honesty pays off?

1 Replies

982 Views

Last post by Oldiebut goodie
16 Mar 2013, 21:45
AAZ hot start issue

Last post by camper « 15 Mar 2013, 15:09
Replies: 8
by airhead » 27 Feb 2013, 18:50

Hi folks. I'm in a bit of a hurry trying to sort this problem out cause I need to be able to get the van around over the next while to get it through...

8 Replies

6007 Views

Last post by camper
15 Mar 2013, 15:09
AHU hidraulic lifter tapping and VDO oil pressure gauge

Last post by ewenmaclean « 13 Mar 2013, 10:29
Replies: 4
by donciuz » 11 Mar 2013, 00:16

Hi. I'll try to blend two topics together. So here are my problems with my AHU engine.

No 1. After the engine conversion I can hear the hydraulic...

4 Replies

3969 Views

Last post by ewenmaclean
13 Mar 2013, 10:29
fuel injection pump

Last post by Dynamite-dindin « 10 Mar 2013, 19:32
Replies: 4
by Dynamite-dindin » 05 Mar 2013, 17:41

hi im in the middle of fitting a AAZ engine to my 1985 t25, i recently bought the throttle lever kit from brickwerks which i have fitted but now when...

4 Replies

1868 Views

Last post by Dynamite-dindin
10 Mar 2013, 19:32
sdi transplant advice

Last post by ELVIS « 08 Mar 2013, 10:24
Replies: 7
by stevetaylor25 » 06 Mar 2013, 17:28

Hi all, bought a mk1 caddy which came with a 1.9sdi, going to put it in van, I was intending to put the 4 speed 1.6 box onto it but the final drive...

7 Replies

2510 Views

Last post by ELVIS
08 Mar 2013, 10:24
clutch issues

Last post by Dynamite-dindin « 05 Mar 2013, 22:38
Replies: 6
by Dynamite-dindin » 05 Mar 2013, 17:43

hi , my t25 i can not select any gears when engine running, with engine of i can select a couple but not all the gears any ideas anyone
many thanks

6 Replies

1728 Views

Last post by Dynamite-dindin
05 Mar 2013, 22:38
Obd2 bluetooth diagnostic tool

Last post by donciuz « 01 Mar 2013, 20:45
Replies: 19
by donciuz » 19 Feb 2013, 18:43
1

2
Found some cheap ones on ebay/amazon. Cost around £10 inc delivery. Looks like you can connect your android phone to it and have all the sensor...
19 Replies

6936 Views

Last post by donciuz
01 Mar 2013, 20:45
What's the most simple replacement for a 1.9dg

Last post by camper « 01 Mar 2013, 11:48
Replies: 4
by magicbus » 01 Mar 2013, 10:35

We've done a few scooby and a v6 cologne conversion but this customer wants something cheaper, what's the cheapest reliable replacement for a 1.9 dg,...

4 Replies

1893 Views

Last post by camper
01 Mar 2013, 11:48
Mechanical Fuel Pump

Last post by jebiga41 « 01 Mar 2013, 00:47
Replies: 10
by GoldSyncro » 22 Feb 2013, 16:47

I have a 1989 VW T3 which is fitted with a 1.9 1Z diesel engine with a mechanical fuel pump and chargecooler.

The van has been under performing and...

10 Replies

3514 Views

Last post by jebiga41
01 Mar 2013, 00:47
Sharan AVG ETDI project

Last post by silverbullet « 28 Feb 2013, 14:12
Replies: 27
by jes*b » 26 Jan 2013, 19:34
1

2
As i was worried that i might run short of things to do on my fleet, I've picked up a w reg 2000 sharan tdi AVG engine code. Bought as a 'runner'...
27 Replies

13220 Views

Last post by silverbullet
28 Feb 2013, 14:12
JX head on an AAZ, will it work??

Last post by torchy « 28 Feb 2013, 11:16
Replies: 4
by torchy » 21 Feb 2013, 16:25

My AAZ head appears to be knackerred, following are the compression pressures

I've forgotten the cylinder configaration (where is number 1?, been...

4 Replies

1903 Views

Last post by torchy
28 Feb 2013, 11:16
What Turbo is this

Last post by vw nerd « 27 Feb 2013, 20:20
Replies: 5
by T3Aljezur » 01 Feb 2013, 13:08

Can anyone tell me, who has more knowledge than me, which turbo this is from
It's on a 1Z motor in a T3 but the engine has a JX sump
Info would be...

5 Replies

6291 Views

Last post by vw nerd
27 Feb 2013, 20:20
throttle cable question

Last post by vw nerd « 27 Feb 2013, 20:14
Replies: 2
by scootersjamie » 12 Feb 2013, 18:10

i have just replaced my engine 1y golf turbo for a 1 y golf turbo,headgasket had gone on old engine,the only differance is the fuel pump,we come to...

2 Replies

1443 Views

Last post by vw nerd
27 Feb 2013, 20:14
1y injector pump wiring, anybody????

Last post by t25 sam « 27 Feb 2013, 20:11
Replies: 3
by t25 sam » 26 Feb 2013, 16:26

Can someone tell me what im doing wrong? i have my 1998 caddy 1y engine, its in the van, all connected up, top fuel solenoid on and all wires from...

3 Replies

2155 Views

Last post by t25 sam
27 Feb 2013, 20:11
GTi engine conversion.

Last post by Bessie the camper « 26 Feb 2013, 21:17
Replies: 11
by danozeman » 07 Feb 2013, 14:37

I have tried a search but hasnt come up with much.

What parts do i need for the gti conversion. I have jx at the moment.

Engine, engine loom and...

11 Replies

4586 Views

Last post by Bessie the camper
26 Feb 2013, 21:17
ABF rationalisation....

Last post by Dubmaster77 « 26 Feb 2013, 20:54

by Dubmaster77 » 26 Feb 2013, 20:54

Just venting thoughts for rationalities sake I guess....

I only use my van now and then and towing a caravan on our holidays.... I'm an automotive...

0 Replies

1175 Views

Last post by Dubmaster77
26 Feb 2013, 20:54
VAGCOM

Last post by slobbo « 25 Feb 2013, 23:07
Replies: 30
by jes*b » 31 Oct 2012, 13:32
1

2

3
I am interested in this as I will be going etdi at some point. How does it work ( mac / pc) are there different versions , do you need a stand alone...
30 Replies

10650 Views

Last post by slobbo
25 Feb 2013, 23:07
Whats it called????

Last post by Oldiebut goodie « 24 Feb 2013, 18:49
Replies: 3
by t25 sam » 24 Feb 2013, 17:39

needing to know what the seal around the dipstick tube to the crankcase is called so i can check if gsf or euro have it?? doin the 1.6d to 1y...

3 Replies

1568 Views

Last post by Oldiebut goodie
24 Feb 2013, 18:49
AFN TDI Upgrade Kit

Last post by syncroandy « 23 Feb 2013, 09:58

by syncroandy » 23 Feb 2013, 09:58

0 Replies

1167 Views

Last post by syncroandy
23 Feb 2013, 09:58
Ultraguage Vs Scan guage

Last post by ninja.turtle007 « 21 Feb 2013, 12:35
Replies: 10
by jes*b » 21 Sep 2012, 16:07

thoughts....

onclick= window.open(this.href);return false;

10 Replies

5446 Views

Last post by ninja.turtle007
21 Feb 2013, 12:35
AAZ..cheaper oil ok?

Last post by faggie « 20 Feb 2013, 12:06
Replies: 6
by PhilXXJ » 08 Feb 2013, 17:18

My 1.9TD has been in my van for 5 years and done approx 150k miles (total!) I change the oil yearly ( about 6k miles) usually with something half...

6 Replies

2485 Views

Last post by faggie
20 Feb 2013, 12:06
1.6 cs to 1.9 1y, help anyone?

Last post by shaka1976 « 15 Feb 2013, 20:32
Replies: 9
by t25 sam » 10 Feb 2013, 13:14

Hi all,
i have recently bought a 1.9 1Y engine out of a vw caddy van,
my van is fitted with a very slow, smokey and oil consuming 1.6 cs(so i have...

9 Replies

8556 Views

Last post by shaka1976
15 Feb 2013, 20:32
Tdi passat installation angle

Last post by syncroandy « 15 Feb 2013, 10:41
Replies: 3
by Cableguy » 08 Feb 2013, 17:38

Ok, a really boring question that I hope someone knows the answer to. I've always thought the tdi's were installed at 15 degrees in the donor car, be...

3 Replies

1645 Views

Last post by syncroandy
15 Feb 2013, 10:41
1Y major problem!H E L P!

Last post by Niander « 10 Feb 2013, 10:12
Replies: 21
by Niander » 02 Feb 2013, 10:29
1

2
1Y major problem!
i was driving along no problem nice and steady running great as usual
when i heard a strange noise not a knock but more high like a...
21 Replies

8311 Views

Last post by Niander
10 Feb 2013, 10:12
In a Dilema help needed Advice please

Last post by gin23deluxe « 09 Feb 2013, 20:06
Replies: 5
by gin23deluxe » 09 Feb 2013, 08:41

Hi People
Firstly its been awhile and Im sorry to be asking but some good sound advice would be really appreciated, Ive not had a T25 for awhile and...

5 Replies

1754 Views

Last post by gin23deluxe
09 Feb 2013, 20:06
Blown Piston Rings on DJ 2.1 Flat Four. Can anyone help

Last post by ghost123uk « 07 Feb 2013, 12:12
Replies: 3
by Natyb » 05 Feb 2013, 19:07

Hi Team,

My 2.1 transporter has been loosing compression and is breathing really heavy. I drove back from Wales last week and she died in warwick....

3 Replies

2271 Views

Last post by ghost123uk
07 Feb 2013, 12:12
Subaru Turbo 2000 transplant

Last post by wudi « 03 Feb 2013, 21:18
Replies: 7
by wudi » 16 Jan 2013, 19:27

OK. I've now been donated an R reg Impreza Turbo 2000 with big bore (de cat) exhaust and possibly increased boost pressure. Expected to acheive...

7 Replies

4306 Views

Last post by wudi
03 Feb 2013, 21:18
1y engine transplant - surplus wires

Last post by peteabbott « 01 Feb 2013, 21:39
Replies: 5
by palmtree » 11 Apr 2011, 18:13

hi all,
have recently purchased a 1.9 diesel 1y engine from a 96 golf and it has a few wires i am not sure what to do with
i have 3 pairs of wires...

5 Replies

2533 Views

Last post by peteabbott
01 Feb 2013, 21:39
JX to AAZ conversion

Last post by torchy « 29 Jan 2013, 19:41
Replies: 9
by torchy » 14 Jan 2013, 20:50

I've just had this done and definetly worth it!. The garage who did the job swaped the AAZ pump with the JX....why? Why can't you continue to use an...

9 Replies

5107 Views

Last post by torchy
29 Jan 2013, 19:41
aaz conversion query - fuel pump???

Last post by footstuck « 28 Jan 2013, 01:23
Replies: 1
by steamboatbilly76 » 15 Jan 2013, 18:49

Hi just been speaking to my mechanic whose helping me do the conversion. At the moment it seems the aaz engine i have is one of the newer ones or...

1 Replies

1181 Views

Last post by footstuck
28 Jan 2013, 01:23

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