Pre-Power Stroke Diesel (7.3L IDI & 6.9L) Diesel Topics Only

7.3 Idi into turbo?

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Old 11-15-2009, 08:46 PM
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7.3 Idi into turbo?

If I found a older F250 with the 7.3 idi engine could I convert it to a turbo for better power and mpg?

Thanks Doug
 
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Old 11-15-2009, 09:03 PM
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dougbrown,
Welcome to FTE and the IDI diesel forum.

Yes, the NA 7.3 is a fine engine to install a turbo on.
 
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Old 11-15-2009, 10:00 PM
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Yup A turbo will help both MPG and power. ATS, banks and hypermax all make turbo kits for these engines. I have the factory installed turbo off the early 94 7.3 IDI on the 6.9 i installed in my truck and it runs great and get good fule milage, well considering what it is.
 
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Old 11-15-2009, 11:43 PM
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i have a question on that... so the other day i got in to an argument with this very very "smart" person that thinks they know every thing about every thing and just to get my facts strait the 7.3l idi came with a turbo before they changed to the power strock and the 7.3l pistons will not shatter if you turbo it right?
 
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Old 11-16-2009, 12:21 AM
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Originally Posted by Knox
i have a question on that... so the other day i got in to an argument with this very very "smart" person that thinks they know every thing about every thing and just to get my facts strait the 7.3l idi came with a turbo before they changed to the power strock and the 7.3l pistons will not shatter if you turbo it right?
You can turbo a 6.9 or a 7.3 and the pistons will not shatter. You just have to make sure you get the right turbo, and proper guages, (pyrometer and boost guage) and make sure you have it set up right, it will run fine and make easy power. The turbo only provides the oxygen the engines are starving for.
 
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Old 11-16-2009, 08:43 AM
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Originally Posted by harleyjohn45
You can turbo a 6.9 or a 7.3 and the pistons will not shatter. You just have to make sure you get the right turbo, and proper guages, (pyrometer and boost guage) and make sure you have it set up right, it will run fine and make easy power. The turbo only provides the oxygen the engines are starving for.

thanks sorry about the stubid question
 
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Old 11-16-2009, 10:06 AM
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well this is kind of an intresting folow up to my other posts but i was wondering it is worth turboing my 7.3L idi with around 250000 miles on it or just make a ram air system for it

i found a turbo for an ok price with every thing but the exhaust down pipe
 
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Old 11-16-2009, 11:18 AM
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I'd do both
 
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Old 11-16-2009, 12:58 PM
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even with the number of miles on it?
 
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Old 11-16-2009, 01:14 PM
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in a heartbeat.

If the motor ever gives out you can probly sell the turbo for the same price your paying for it, and a ram air intake can be made up for next to nothing.
 
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Old 11-16-2009, 07:56 PM
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250k is not high miles for these engines Knox.
she will keep treating you right for many,many more.

https://www.ford-trucks.com/forums/8...ight=miles+idi
 
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Old 11-16-2009, 09:12 PM
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I took stock 6.9 pistons, milled 40 thousandths off the top of the pistons and am running over 20 pounds of boost on my engine.
That is twice what a stock turbo system will put out and twice what the stock head bolts can stand.

No shattered pistons in over 100,000 miles.
But I do usually keep my gross weight under 22,000 pounds or so.

I put that weight in there because I live in the mountains of WV, so you know I do run the crap out of the engine at that weight pulling the mountains.
 
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Old 11-16-2009, 09:26 PM
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Originally Posted by FORDF250HDXLT
250k is not high miles for these engines Knox.
she will keep treating you right for many,many more.

https://www.ford-trucks.com/forums/8...ight=miles+idi
yeah sorry about that its just that i am an air cooled vw man most of the time so this whole things last for a bloody long time is kinda new

and the people i talk to on this end are in that line of thinking too

i mean you rebuild an old air cooled after 35000 miles
 
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Old 11-16-2009, 10:11 PM
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50K on a rebuild and it is about broken in to where you can really start running it hard.
 
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Old 11-17-2009, 10:18 PM
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well my computer will not let me post a new fourm so ill have to ask these questions here

i found a turbo near me that i am going to look at on thursday
its a garret one and i was wondering what i should look for to make sure im not getting a pos one or that im going to blow my engine up

my engine has over 200000 miles on it and i have no clue on the shape of the internals

this truck in my dd so i dont want to #%&@ it up
but i do want better mpg and power
 
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