Author Topic: engines code on vr6  (Read 1473 times)

Offline mattymk3

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engines code on vr6
« on: 14 October 2009, 12:04 »
wots the difference between the vr6 engines. 12v/24v, coilpack or not???

       i picked up a vr6 (crash damage) in which im putting the lump in my gti. the vr6 engine code is AAA.
        cheers

Offline Mikester

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Re: engines code on vr6
« Reply #1 on: 14 October 2009, 12:14 »
All mk3s came with AAA Vr6 engines which were all 12v.

The 24v engine is the 4motion that comes in the mk4 golf.

Vr6 engines were used right through to the R32, which is essentially a vr6 bored to 3.2 litres.

Mk3 12v VR6's came in 2 types, obd1 and obd2.

The obd1 had a dizzy, obd1 ecu, and a diferent throttle body and inlet manifold.

The OBD2 had a coilpack, different ecu, tb and inlet manifold.

They also made a change over engine, which is an OBD1 with a coilpack, still running the old tb and inlet.

Also they changed the rocker cover from metal to plastic.

You need to sign up to VR6OC as that forum has all the answers and help you can ever need, that you simply wont find on here.

Believe me :)

Offline Mikester

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Re: engines code on vr6
« Reply #2 on: 14 October 2009, 12:16 »
this thread shows pics of how to tell if you have an OBD1 or OBD2

http://www.vr6oc.com/e107_plugins/forum/forum_viewtopic.php?106705

They reckon that the OBD2 makes about 10bhp more than the OBD1, althoug all rado 2.9 VR6s were obd1, so you can always fit the 2.9 throttle body and inlet to gain more power ;)

Offline Wayne

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Re: engines code on vr6
« Reply #3 on: 14 October 2009, 12:25 »
All Golf mk3 VR6's were AAA apart from the very rare Syncro which with the Corrado used a ABV (2.9) however Usa spec Corrados were 2.8.

Some good info here: http://en.wikipedia.org/wiki/VR6

Offline Mikester

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Re: engines code on vr6
« Reply #4 on: 14 October 2009, 12:27 »
Tbh wayne, he just needs to go on VR6oc as i said, as that forum has too much vr6 info.

And too many knowledgable people.

And also too many superchargers. lol

Offline Wayne

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Re: engines code on vr6
« Reply #5 on: 14 October 2009, 12:29 »
Tbh wayne, he just needs to go on VR6oc as i said, as that forum has too much vr6 info.

And too many knowledgable people.

And also too many superchargers. lol

No worries, did forget that this site only loves the ABF  :laugh:

Offline Mikester

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Re: engines code on vr6
« Reply #6 on: 14 October 2009, 12:41 »
It is that. lol

Offline mattymk3

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Re: engines code on vr6
« Reply #7 on: 14 October 2009, 14:04 »
thanks lads. good info. il try nd get sum pics of me gti/soon to be a vr6 and my little 6n valver polo.

Offline ace

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Re: engines code on vr6
« Reply #8 on: 14 October 2009, 15:46 »
Tbh wayne, he just needs to go on VR6oc as i said, as that forum has too much vr6 info.

And too many knowledgable people.

And also too many superchargers. lol

No worries, did forget that this site only loves the ABF  :laugh:

 :laugh: :laugh: love that quote wayne!!!!!