991.2 GT3 bumper conversion
#1
Rennlist Member
Thread Starter
991.2 GT3 bumper conversion
I recently acquired a 991.2 GT3 front bumper for my T. I am going to do the entire conversion including the center radiator. I have the radiator stuff all figured out but I am stuck on two things.
1. I understand I need to change one or two of the A/C lines from Carrera to GT3. Does anyone have the GT3 part numbers? Figuring it out via the PET diagrams is tough
2. Does the metal upper or lower bumper support need to be changed? My concern is the original may interfere with the radiator ducting
I rather figure this out before the bumper comes off so its a 2-3 day install vs waiting for parts
1. I understand I need to change one or two of the A/C lines from Carrera to GT3. Does anyone have the GT3 part numbers? Figuring it out via the PET diagrams is tough
2. Does the metal upper or lower bumper support need to be changed? My concern is the original may interfere with the radiator ducting
I rather figure this out before the bumper comes off so its a 2-3 day install vs waiting for parts
Last edited by AdamSanta85; 03-27-2024 at 09:28 PM.
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06-25-2024, 11:00 AM
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Thread Starter
Happy to report after two weeks all is still good, the foam wrapped parking sensors haven’t gone off, air conditioning recharged no problem, car runs nice and cool with center radiator, zero random errors, lights or warnings, front end feels stable (probably in my head) and it looks….
#3
Burning Brakes
Congrats on the T!
I'm assuming the 911.2 T has a lot more going on behind the bumper than a 911.1 C2? On my .1 I didn't have to change any type of bumper supports or AC lines. The only thing that didn't line up for me was the radiator ducts.
PS. I didn't do the center radiator conversion so maybe that's why it was a bit more straight forward for me.
I'm assuming the 911.2 T has a lot more going on behind the bumper than a 911.1 C2? On my .1 I didn't have to change any type of bumper supports or AC lines. The only thing that didn't line up for me was the radiator ducts.
PS. I didn't do the center radiator conversion so maybe that's why it was a bit more straight forward for me.
Last edited by JuanK20; 03-27-2024 at 11:23 PM.
#4
Rennlist Member
Thread Starter
Congrats on the T!
I'm assuming the 911.2 T has a lot more going on behind the bumper than a 911.1 C2? On my .1 I didn't have to change any type of bumper supports or AC lines. The only thing that didn't line up for me was the radiator ducts.
PS. I didn't do the center radiator conversion so maybe that's why it was a bit more straight forward for me.
I'm assuming the 911.2 T has a lot more going on behind the bumper than a 911.1 C2? On my .1 I didn't have to change any type of bumper supports or AC lines. The only thing that didn't line up for me was the radiator ducts.
PS. I didn't do the center radiator conversion so maybe that's why it was a bit more straight forward for me.
Not necessary really, but I really would like to have it.
Took 14 hours of driving in one day to acquire it.
Bumper is at body shop for paint and PPF now
Last edited by AdamSanta85; 03-28-2024 at 06:21 AM.
#5
Rennlist Member
lol you beat me to it. Saw the ad and was way to late to respond.
I think it will come out great, think I m doing this as well so looking forward to your feedback.
Glad you got all of the parts together, that seems to be the hard and costly part.
I think it will come out great, think I m doing this as well so looking forward to your feedback.
Glad you got all of the parts together, that seems to be the hard and costly part.
Last edited by IRunalot; 03-28-2024 at 07:45 AM.
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AdamSanta85 (03-28-2024)
#6
Rennlist Member
Thread Starter
Yes I believe I have everything, aside from stuff for center radiator which I am working on ordering in. @4 Point 0 did a great job of documenting most of it, ill try to fill in the blanks for future endeavors.
Last edited by AdamSanta85; 03-28-2024 at 08:00 AM.
#7
Rennlist Member
That's a hell of a drive, so yes sir it is well earned and happy to see you were able to get it.
Do you know if he had any of the other parts left?
Do you know if he had any of the other parts left?
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#8
Yes it’s the center radiator, ducted out of the “smile” that is the tricky part, otherwise I’m told it’s an essentially bolt on affair.
Not necessary really, but I really would like to have it.
Took 14 hours of driving in one day to acquire it.
Bumper is at body shop for paint and PPF now
Not necessary really, but I really would like to have it.
Took 14 hours of driving in one day to acquire it.
Bumper is at body shop for paint and PPF now
#9
Rennlist Member
Thread Starter
I THINK i figured out the A/C lines... but they aren't cheap (~$700) and I can't find them used. There is a hydraulic line shop local that does custom A/C lines... I may hold off on these until I see what I need... if its nothing huge I may just have them modify mine...
99157310384
99157310583
Anyone have a picture of a GT3 or GT4 with the bumper cover off?
99157310384
99157310583
Anyone have a picture of a GT3 or GT4 with the bumper cover off?
Last edited by AdamSanta85; 03-28-2024 at 03:02 PM.
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IRunalot (03-29-2024)
#10
Rennlist Member
Yes it’s the center radiator, ducted out of the “smile” that is the tricky part, otherwise I’m told it’s an essentially bolt on affair.
Not necessary really, but I really would like to have it.
Took 14 hours of driving in one day to acquire it.
Bumper is at body shop for paint and PPF now
Not necessary really, but I really would like to have it.
Took 14 hours of driving in one day to acquire it.
Bumper is at body shop for paint and PPF now
The following 2 users liked this post by Joec500:
AdamSanta85 (03-29-2024),
PorscheAddict (03-29-2024)
#11
Burning Brakes
I can't tell from the picture, but if the bumper did not come with the DRL's, you'll need them off a GT3 or 718. The 991.2 Carrera DRL's don't fit. Ask me how i know
#13
Rennlist Member
Thread Starter
Completed the job this morning, center radiator and all
To do the center radiator....
1. Yes you need the two A/C lines, and to drain and fill your system
2. You need the GT3 lower bumper beam
3. You need to relocate horns and extend horn wiring
4. Needed to find a way to 'mask' front bumper parking sensors and hide in bumper
5. Needed to code out the active radiator flaps from Carrera bumper
Overall it was a decent amount of work and effort, figuring out everything I needed, installing, but it sure does look nice. For a much cheaper and easier but less complete solution, skip the whole center radiator assembly.
I used stacked foam "furniture feet pads" around the parking sensors, then hid them in the bumper. So far so good with this.
Painted the beat up A/C condensors black
My "What the hell was I thinking?" moment
Center radiator assembly, with an uprated CSF aluminum core
To do the center radiator....
1. Yes you need the two A/C lines, and to drain and fill your system
2. You need the GT3 lower bumper beam
3. You need to relocate horns and extend horn wiring
4. Needed to find a way to 'mask' front bumper parking sensors and hide in bumper
5. Needed to code out the active radiator flaps from Carrera bumper
Overall it was a decent amount of work and effort, figuring out everything I needed, installing, but it sure does look nice. For a much cheaper and easier but less complete solution, skip the whole center radiator assembly.
I used stacked foam "furniture feet pads" around the parking sensors, then hid them in the bumper. So far so good with this.
Painted the beat up A/C condensors black
My "What the hell was I thinking?" moment
Center radiator assembly, with an uprated CSF aluminum core
Last edited by AdamSanta85; 06-11-2024 at 11:34 PM.
#14
Rennlist Member
That looks great on a narrow body
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AdamSanta85 (06-11-2024)