NISSAN RD28, fit a turbo or buy a factory turbo engine??

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Bones Pettifer
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NISSAN RD28, fit a turbo or buy a factory turbo engine??

Post by Bones Pettifer »

Have been researching fitting a turbo to my RD28, and have learnt plenty about the factory turbo engines.
I am now thinking i might buy all the turbo equipment in oz and fit to my Naturally Aspirated RD28.
That is: injectors, injector pump, manifolds, intercooler, turbo,etc.
Can anyone tell me what pit falls there may be to this plan??!!
I realize that the pistons in the turbo model are different, but i will not be thrashing this engine(its in a car not 4x4), so will risk it, and the advice so far seems positive that the pistons can handle it.
Any tips are greatly appreciated.
slidenyo
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Re: NISSAN RD28, fit a turbo or buy a factory turbo engine??

Post by slidenyo »

I think you might find the initial expense of getting a factory turbo engine package far outweighs changing every thing over and not suffering problems.
Nissan has been handy enough to build a few engines that can genuinely switch from na to turbo without hassle td42, ld28,sd33, ld20,ed30 are the ones I've personally seen been done.
my only experience with the venerable rd28 is being told not to touch it with a barge pole and to help find another head again.
In saying that you have the platform there to put the bus motor (td42) in,
they have all surpassed 300k in my mates trucks.
Why not think big and look into finding a wrecked td42 powered truck and swapping it all over
problems are only a problem if you not willing to learn how to find solutions
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slide
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Re: NISSAN RD28, fit a turbo or buy a factory turbo engine??

Post by slide »

Probably the best thing you can do (either way you go) will be to fit gauges (exhaust temp and water/oil temp), and drive by them.
The weakest link (so I got advised) is the factory headgasket.
A good idea is to replace with a steel shim type before the original blows (which could cause more/other damage).
As a car is lighter (than 4x4), and not likely to be towing large weights the thermal stress is much likely to be lower (assuming good radiator and airflow to it). My thoughts are the turbo fitted up to your engine will be enough, however I don't know your driving style, or mechanical sympathy :lol: .
The price between the two options will likely be the deciding factor (along with health of each engine).
If you added turbo, then ended up destroying your rd28 n/a, the turbo setup could be onsold to fund a replacement factory turbo engine.
BigBertha
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Re: NISSAN RD28, fit a turbo or buy a factory turbo engine??

Post by BigBertha »

ive met a few people that have done the turbo mod to the rd28, they say it can handle it quite well, but that could b just their luck, but if all else fails the price of a rd28 is fairly cheap compared to other diesels.
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