Powerflex vs. FunctionFirst transmission insert
#62
Race Car
Thread Starter
Also just purchased the Numeric racing NM202 cables for a while i'm there installation! Ahh the odd justifications I come up for purchasing parts for this car! Gahhh
#63
Race Car
Thread Starter
Okay so finally got aroubd to installing these!
I've gone the black and if I don't like them I'll use the yellow I bought.
Few notes on the installation:
- I tried wedging in the insert after I coated it with silicone based lubricant - didn't work I even tried tapping it in - still nothing. The top was much too tight which seems strange as all the weight should be on the bottom of the mount - strange. So what I did was slightly move the centre steel part down with the through bolt and the mount slipped right in no hammering pushing etc required. BRILLIANT SIGH OF RELIEF
- Also recommend using a bottle jack to support the transmission rather than a trolley jack - allows for more control + its smaller and you don't have to move very far to raise/lower it. I adjusted the jack a few times before I found the best position that would allow the bolts to be removed most easily. The mounts metal section does have a bit of play in it so its a bit compensating. Luckily the bolts went in without me having to readjust the jack.
- You do need to remove the two studs to get enough access to allow the inserts in (or at least I had to) they have a 7mm head
Torque everything back up to spec of 48ft-lb for all 8 bolts (2 x through bolts, 2 x upper carrier bolts, 4 x lower carrier bolts) - all the bolts have a 15mm head.
I've gone the black and if I don't like them I'll use the yellow I bought.
Few notes on the installation:
- I tried wedging in the insert after I coated it with silicone based lubricant - didn't work I even tried tapping it in - still nothing. The top was much too tight which seems strange as all the weight should be on the bottom of the mount - strange. So what I did was slightly move the centre steel part down with the through bolt and the mount slipped right in no hammering pushing etc required. BRILLIANT SIGH OF RELIEF
- Also recommend using a bottle jack to support the transmission rather than a trolley jack - allows for more control + its smaller and you don't have to move very far to raise/lower it. I adjusted the jack a few times before I found the best position that would allow the bolts to be removed most easily. The mounts metal section does have a bit of play in it so its a bit compensating. Luckily the bolts went in without me having to readjust the jack.
- You do need to remove the two studs to get enough access to allow the inserts in (or at least I had to) they have a 7mm head
Torque everything back up to spec of 48ft-lb for all 8 bolts (2 x through bolts, 2 x upper carrier bolts, 4 x lower carrier bolts) - all the bolts have a 15mm head.
Last edited by dan_189; 09-18-2019 at 12:53 AM.
#64
Race Car
Thread Starter
Okay so update - test drove today but had the centre console out.
Oh wow its noisy in the cabin now - although the console being out will contribute to the noise so ill re-eveluate when its back in.
Worth it? Not entirely sure yet there is added noise/vibration which i'm okay with as I've gotten used to it fairly quickly. Don't know if I can feel any benefits to this upgrade yet.
Verdict: too soon to tell - this upgrade will not be for the gen-pop - at least definitely not the black
Oh wow its noisy in the cabin now - although the console being out will contribute to the noise so ill re-eveluate when its back in.
Worth it? Not entirely sure yet there is added noise/vibration which i'm okay with as I've gotten used to it fairly quickly. Don't know if I can feel any benefits to this upgrade yet.
Verdict: too soon to tell - this upgrade will not be for the gen-pop - at least definitely not the black
#65
Instructor
Okay so update - test drove today but had the centre console out.
Oh wow its noisy in the cabin now - although the console being out will contribute to the noise so ill re-eveluate when its back in.
Worth it? Not entirely sure yet there is added noise/vibration which i'm okay with as I've gotten used to it fairly quickly. Don't know if I can feel any benefits to this upgrade yet.
Verdict: too soon to tell - this upgrade will not be for the gen-pop - at least definitely not the black
Oh wow its noisy in the cabin now - although the console being out will contribute to the noise so ill re-eveluate when its back in.
Worth it? Not entirely sure yet there is added noise/vibration which i'm okay with as I've gotten used to it fairly quickly. Don't know if I can feel any benefits to this upgrade yet.
Verdict: too soon to tell - this upgrade will not be for the gen-pop - at least definitely not the black
#66
Rennlist Member
Worth it? Not entirely sure yet there is added noise/vibration which i'm okay with as I've gotten used to it fairly quickly. Don't know if I can feel any benefits to this upgrade yet.
Verdict: too soon to tell - this upgrade will not be for the gen-pop - at least definitely not the black
Verdict: too soon to tell - this upgrade will not be for the gen-pop - at least definitely not the black
Did you install the Numerics already? Also, did you adjust shift cables while console out? By-the-by just the trans mounts may only be in evidence under certain driving parameters like downshifting under braking or accelerating out of corners. Upgrading mounts, bushings, cables, shift kits, exhausts, etc.; and experiencing self-induced NVH seems pretty gen-pop to me.
#68
Rennlist Member
Gen-Pop?
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808Bill (09-21-2019)
#70
Rennlist Member
#71
Race Car
Thread Starter
To be honest I won't be uninstalling it any time soon but on the upside the PowerFlex version are fairly inexpensive
Sorry meant NHV in terms of this insert - from what i've read - most people are correct it adds a LOT of NHV - I did 964RS engine mounts and didnt feel anything. This mod you basically hear everything - definitely not for everyone
Still undecided - after 2,500rpm its fine - takeoff and 1st gear are not good - reverse is terrible also because I have an LSD the noise is really really pronounced.
Although more driving over the last few days - all the slop in the transmission is GONE - shifts into gear perfectly, it's really forgiving in terms of getting in and out of gears - feels really precise.
I'd say if you're going to do this actually might be worth going to the extreme of removing the carpeting and laying down some dynamat to absorb the noise - especially under the rear seats/transmission hump.
Put it this way - if I ever put my car up for sale - i'd be removing this insert as without a doubt it would scare away potential buyers.
Dan,
Did you install the Numerics already? Also, did you adjust shift cables while console out? By-the-by just the trans mounts may only be in evidence under certain driving parameters like downshifting under braking or accelerating out of corners. Upgrading mounts, bushings, cables, shift kits, exhausts, etc.; and experiencing self-induced NVH seems pretty gen-pop to me.
Did you install the Numerics already? Also, did you adjust shift cables while console out? By-the-by just the trans mounts may only be in evidence under certain driving parameters like downshifting under braking or accelerating out of corners. Upgrading mounts, bushings, cables, shift kits, exhausts, etc.; and experiencing self-induced NVH seems pretty gen-pop to me.
Still undecided - after 2,500rpm its fine - takeoff and 1st gear are not good - reverse is terrible also because I have an LSD the noise is really really pronounced.
Although more driving over the last few days - all the slop in the transmission is GONE - shifts into gear perfectly, it's really forgiving in terms of getting in and out of gears - feels really precise.
I'd say if you're going to do this actually might be worth going to the extreme of removing the carpeting and laying down some dynamat to absorb the noise - especially under the rear seats/transmission hump.
Put it this way - if I ever put my car up for sale - i'd be removing this insert as without a doubt it would scare away potential buyers.
#72
Rennlist Member
^^ Ha ! That's the yellow or the black ones? I've got the black ones (Function First) in mine, and the first time I started and drove the car after installing them I thought screwed something up... Also, after installing the Numeric shift cables it got noisier still as there's more transmission noise coming through the cables.
#73
Race Car
Thread Starter
^^ Ha ! That's the yellow or the black ones? I've got the black ones (Function First) in mine, and the first time I started and drove the car after installing them I thought screwed something up... Also, after installing the Numeric shift cables it got noisier still as there's more transmission noise coming through the cables.
Take away the noise and the feel is spectacular.
I've been thinking about some dynamat but honestly its only low speeds you can hear all the noise then as rpm increases I can just hear engine noise. It's awesome - i'll keep them installed until I get sick of them and can be bothered removing them and maybe move to the yellow.
Anyone thinking about which insert to get - best go yellow - black is a very acquired taste
#74
Race Car
Thread Starter
Reviving this thread - to be honest I'm over the black... Going to put in the yellow when I get the chance and see what they are like. The black aren't ideal for a street car... I'm almost used to it but I don't know if I like the feel or noise of them.
Anyone running powerflex black? Can't remember.
Anyone running powerflex black? Can't remember.