AC for SR20DE swap
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- Roadsteraholic
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Re: AC for SR20DE swap
All--
I'm confident enough now in the design to sell these to others; 5 kits are ready to go. I wish I had someone that had actually driven their AC with it, but most of us are in build phase that want one. As Shannon says, the clearance is very tight on his (the only one installed currently with the steering shaft) but the engine torques the other direction, so unless there is a large recoil and compression in the driver's mount bushing, I don't believe we'll have a problem. So if you're ready, the kit can be yours. Complete with every bolt, spacer, tensioner, belt and bracket, shipped @ $369. If interested I'll have the details in an ad on the vendor section soon. BigTaku was anxious to get his and its going out on Monday. Hopefully he'll have report for us after install as well.
I'm confident enough now in the design to sell these to others; 5 kits are ready to go. I wish I had someone that had actually driven their AC with it, but most of us are in build phase that want one. As Shannon says, the clearance is very tight on his (the only one installed currently with the steering shaft) but the engine torques the other direction, so unless there is a large recoil and compression in the driver's mount bushing, I don't believe we'll have a problem. So if you're ready, the kit can be yours. Complete with every bolt, spacer, tensioner, belt and bracket, shipped @ $369. If interested I'll have the details in an ad on the vendor section soon. BigTaku was anxious to get his and its going out on Monday. Hopefully he'll have report for us after install as well.
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- Bigtaku
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Re: AC for SR20DE swap
I will have a report, ran into a snag last week (not on the beautiful bracket) and will get to the bracket as soon as I get back from vacation and back to work on the car the 29th. of Nov.
Michael Montez
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Re: AC for SR20DE swap
By the way...this design is for the Swing-mount version compressor only ,correct?
73' Datsun 240-Z turbo
70' Datsun SRL-311-1374-SR20det 6 speed
69' Datsun SRL-311-12334-Solex 44 w/B cam
07' BMW Z4 coupe-Daily
70' Datsun SRL-311-1374-SR20det 6 speed
69' Datsun SRL-311-12334-Solex 44 w/B cam
07' BMW Z4 coupe-Daily
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Re: AC for SR20DE swap
It is only been tried with the Sanden 7b10 compressors (and I believe Shannon's is the same but under a different name). While it may work with others, it was designed for this one (the smallest I could find).Vinnyz wrote: Sun Nov 18, 2018 10:39 pm By the way...this design is for the Swing-mount version compressor only ,correct?
- Bigtaku
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Re: AC for SR20DE swap
The directions were very good and easy to understand. (Even for me) I had to send back the compressor that came with my Vintage air package (Sanden SD5H R134a) and get the Sanden 7B10 compressor that GoldHawg recomended because mine was to big.
Thank you Jeff!
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Michael Montez
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Re: AC for SR20DE swap
This is the belt I used
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Michael Montez
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Re: AC for SR20DE swap
That looks amazing. Coming along nicely!
- Bigtaku
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Re: AC for SR20DE swap
Michael
I've sold two other kits besides yours, plus Shannon's. But you are ahead of the game for now.
- Bigtaku
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Re: AC for SR20DE swap
I should be back to where I was two weeks ago today if all goes well. I need to figure out the ignition/alarm wiring to get this baby running.
Michael Montez
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Re: AC for SR20DE swap
All--
May need to make a change to the kit (if even possible). Bigtaku's install led his compressor casting bung to hit the steering shaft slightly; he ended up cutting that tab off. Will not affect his compressor operation, but I would like to not have to do that. At this point, I don't understand why Shannon's install had small but positive clearance and Bigtaku's did not. Shannon has the RB later steering, Bigtaku has the earlier worm/peg. Shannon also has the flat dash conversion which may slightly affect steering shaft angle. I am finishing up the header construction on mine now; after that I will put my tub back on and see where the shaft is on mine. I have the earlier steering gearbox right now like Bigtaku's, but was swapping over to the RB later setup. For the few others that have bought, you will have PM shortly. I suspect the basic problem is the each one of us doing these kinds of swaps have done something custom that could lead to interference on the shaft. The best answer may be to do as Bigtaku has done and cut that tab off, but I'll be considering possible improvements if they can be made. You can see Shannon's clearance vs BigTaku's in the two pics:
May need to make a change to the kit (if even possible). Bigtaku's install led his compressor casting bung to hit the steering shaft slightly; he ended up cutting that tab off. Will not affect his compressor operation, but I would like to not have to do that. At this point, I don't understand why Shannon's install had small but positive clearance and Bigtaku's did not. Shannon has the RB later steering, Bigtaku has the earlier worm/peg. Shannon also has the flat dash conversion which may slightly affect steering shaft angle. I am finishing up the header construction on mine now; after that I will put my tub back on and see where the shaft is on mine. I have the earlier steering gearbox right now like Bigtaku's, but was swapping over to the RB later setup. For the few others that have bought, you will have PM shortly. I suspect the basic problem is the each one of us doing these kinds of swaps have done something custom that could lead to interference on the shaft. The best answer may be to do as Bigtaku has done and cut that tab off, but I'll be considering possible improvements if they can be made. You can see Shannon's clearance vs BigTaku's in the two pics:
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- sfdaugherty
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Re: AC for SR20DE swap
It could be a slight difference in the positioning of the motor mounts.
Shannon
Shannon
69 2000 SRL311-10088 (Type 4 Solexes)
68 SR20DE SPL311-18735 (SR20DE S15 Autech)
68 2000 SRL311-01179 (Restoration underway)
68 1600 SPL311-20462 SOLD! After 41 years in the family
68 SR20DE SPL311-18735 (SR20DE S15 Autech)
68 2000 SRL311-01179 (Restoration underway)
68 1600 SPL311-20462 SOLD! After 41 years in the family
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Re: AC for SR20DE swap
Looking at the pictures, BigTaku's engine seems to sit lower (relative to the steering shaft) than Shannon's. In private message, he remembered that he has raised his body up with thicker rubber spacers to clear the 16" wheels he's going with. That would have the angle of the steering shaft increased, and would explain why he had the interference. I'm still pressing ahead with my header build and get my own body back on w/steering shaft, but I suspect this is the answer. If so, it should not necessitate trying to change anything, and as he told me, he has clearance now with the tab cut off.
Last edited by GoldHawg on Sun Jan 27, 2019 7:57 am, edited 1 time in total.
- Bigtaku
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Re: AC for SR20DE swap
No, I have added a bit (1/2" more than normal) of height to my body with body spacers so my 16" wheels/tires and my front air dam don't have issues while driving. The hole that the steering column passes through on my firewall as well as the column brackets near the steering wheel raises the height of the column just a bit more then normal. I think this is a big part of the difference. I painted the column now so it doesn't look out of place with the rest of the engine bay. One other thing that I had to take into consideration is, with my custom Tilton peddle assembly, the steering shaft must be installed before the compressor to fit it in. I had to take off the compressor to put in the column. With stock peddles it may not be an issue.
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Michael Montez
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Re: AC for SR20DE swap
I put my body back on today, and I had a bit of interference w/my header and the steering shaft (one more mod to do), but its clear I'll have the ~1/4 to 3/8" clearance between the SD7 and my steering shaft. I feel comfortable the design has sufficient clearance (engine torques the other way) unless you do a mod like BigTaku.
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