STD Tuning Engine question about om601/604

question about om601/604

question about om601/604

 
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liQuid
Naturally-aspirated

4
08-31-2015, 06:11 AM #1
Hello ! Big Grin
I have a few question guys !
Im looking for information about om601 and om604. I was read all topics about om601 and om604 but still im not sure about few things.. (that's why i open this theard)
I wonder how many power can handle stock om601/om604 ? I did find something about "osa" and just a few std om601 but still there is no info about engine.
I have om601 in very great condition, and also i find shop with 8mm elements pumps, but still i wonder if this is good choice (i mean 4cyl).
Plan is :
First stage om601 + 8mm pump + holset = goal 250-300hp and that is really all i need, but if om601 can't handle this then
Second stage with om604 and same setup.

Is that make sense ? or anyone have better idea ? om601/604 seems great, becoause they are light and they are small size, this car will be a daily driver, so i don't want to burn 15L per 100km, so economic is still important in this car.
liQuid
08-31-2015, 06:11 AM #1

Hello ! Big Grin
I have a few question guys !
Im looking for information about om601 and om604. I was read all topics about om601 and om604 but still im not sure about few things.. (that's why i open this theard)
I wonder how many power can handle stock om601/om604 ? I did find something about "osa" and just a few std om601 but still there is no info about engine.
I have om601 in very great condition, and also i find shop with 8mm elements pumps, but still i wonder if this is good choice (i mean 4cyl).
Plan is :
First stage om601 + 8mm pump + holset = goal 250-300hp and that is really all i need, but if om601 can't handle this then
Second stage with om604 and same setup.

Is that make sense ? or anyone have better idea ? om601/604 seems great, becoause they are light and they are small size, this car will be a daily driver, so i don't want to burn 15L per 100km, so economic is still important in this car.

Petar
7.5mm M pump

459
08-31-2015, 07:09 AM #2
OM601 won't last long at that power level without some serious internal modifications.
OM604 might handle it but you'll probably have to upgrade the head gasket.
My advice - go with an OM605 turbo from a c class and drop it in instead of your old engine. Why you ask ??
  1. It is way more durable, built to stand the stress from a turbo, no internal modifications required. It will handle 250-300 EASILY and last for a long time doing that.
  2. Drop in replacement-use your old OM601 engine mounts and it should bolt right up.
  3. The sound-it sound much MUCH better than the fart can 4 cylinder  Heart Heart
Petar
08-31-2015, 07:09 AM #2

OM601 won't last long at that power level without some serious internal modifications.
OM604 might handle it but you'll probably have to upgrade the head gasket.
My advice - go with an OM605 turbo from a c class and drop it in instead of your old engine. Why you ask ??

  1. It is way more durable, built to stand the stress from a turbo, no internal modifications required. It will handle 250-300 EASILY and last for a long time doing that.
  2. Drop in replacement-use your old OM601 engine mounts and it should bolt right up.
  3. The sound-it sound much MUCH better than the fart can 4 cylinder  Heart Heart

F.R.A.S
Holset

579
08-31-2015, 07:13 AM #3
om604 is an amazing little engine and we at F-tune Performance have forged rods for it if you need to go over 2.5bar of boost.

For headgasket you need to machine a om605 steel gasket to fit the larger 89mm bore of the om604 (87mm in the om605). We have a jig for this and have made this operation for my om604 with 8mm injection pump and gt3076r turbo.

Great that people use the smaller engines. But stay away from the om601 if you like power Smile

F-tune Performance [Image: V-band_om606.jpg] [Image: GTX3582R.jpg] [Image: gs6-53dz_gearbox.jpg]

I can help you out with all your manual transmission, clutch, flywheel, intake and exhaust manifold issues.
F.R.A.S
08-31-2015, 07:13 AM #3

om604 is an amazing little engine and we at F-tune Performance have forged rods for it if you need to go over 2.5bar of boost.

For headgasket you need to machine a om605 steel gasket to fit the larger 89mm bore of the om604 (87mm in the om605). We have a jig for this and have made this operation for my om604 with 8mm injection pump and gt3076r turbo.

Great that people use the smaller engines. But stay away from the om601 if you like power Smile


F-tune Performance [Image: V-band_om606.jpg] [Image: GTX3582R.jpg] [Image: gs6-53dz_gearbox.jpg]

I can help you out with all your manual transmission, clutch, flywheel, intake and exhaust manifold issues.

barrote
Superturbo

1,627
08-31-2015, 09:15 AM #4
Fart can... that one is amazing, hehe LOL
Hey Fras how are u asking for a MLS gasket for a 605 bored at 89mm?
Another question , hehe , living and learning , is the 604 89mm piston good enough for a 3.5 Bar absolute pressure boost?
regards

FD,
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barrote
08-31-2015, 09:15 AM #4

Fart can... that one is amazing, hehe LOL
Hey Fras how are u asking for a MLS gasket for a 605 bored at 89mm?
Another question , hehe , living and learning , is the 604 89mm piston good enough for a 3.5 Bar absolute pressure boost?
regards


FD,
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liQuid
Naturally-aspirated

4
08-31-2015, 02:35 PM #5
I know om605/6 is just a beast and the leaders of tuned diesels. But i wanna try with 4 cyl like om604.
Still i wonder how much power it can handle. And what should i change in engine to make it more stronger i mean piston/rods/cylinder head..
Did someone tuned this engine to handle some more of power Tongue ?
liQuid
08-31-2015, 02:35 PM #5

I know om605/6 is just a beast and the leaders of tuned diesels. But i wanna try with 4 cyl like om604.
Still i wonder how much power it can handle. And what should i change in engine to make it more stronger i mean piston/rods/cylinder head..
Did someone tuned this engine to handle some more of power Tongue ?

F.R.A.S
Holset

579
09-01-2015, 01:10 AM #6
(08-31-2015, 09:15 AM)barrote Fart can... that one is amazing, hehe LOL
Hey Fras how are u asking for a MLS gasket for a 605 bored at 89mm?
Another question , hehe , living and learning , is the 604 89mm piston good enough for a 3.5 Bar absolute pressure boost?
regards

Unfortunately it's quite an expensive operation to machine the gasket Sad But shoot me a message here or on facebook or what ever and we'll talk about it.

The om604 pistons seems as strong as any other pistons from the om60x series. I can't see why it wouldn't hold for some decent boost. Just keep an eye on the old EGT Smile

F-tune Performance [Image: V-band_om606.jpg] [Image: GTX3582R.jpg] [Image: gs6-53dz_gearbox.jpg]

I can help you out with all your manual transmission, clutch, flywheel, intake and exhaust manifold issues.
F.R.A.S
09-01-2015, 01:10 AM #6

(08-31-2015, 09:15 AM)barrote Fart can... that one is amazing, hehe LOL
Hey Fras how are u asking for a MLS gasket for a 605 bored at 89mm?
Another question , hehe , living and learning , is the 604 89mm piston good enough for a 3.5 Bar absolute pressure boost?
regards

Unfortunately it's quite an expensive operation to machine the gasket Sad But shoot me a message here or on facebook or what ever and we'll talk about it.

The om604 pistons seems as strong as any other pistons from the om60x series. I can't see why it wouldn't hold for some decent boost. Just keep an eye on the old EGT Smile


F-tune Performance [Image: V-band_om606.jpg] [Image: GTX3582R.jpg] [Image: gs6-53dz_gearbox.jpg]

I can help you out with all your manual transmission, clutch, flywheel, intake and exhaust manifold issues.

barrote
Superturbo

1,627
09-01-2015, 03:10 AM #7
well if u say is expensive , dont worth the hasle,
i should have a chisel down there, or the piston or the gasket .... hehe u know what i mean.
when time comes i´d cal u.
thanks

FD,
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barrote
09-01-2015, 03:10 AM #7

well if u say is expensive , dont worth the hasle,
i should have a chisel down there, or the piston or the gasket .... hehe u know what i mean.
when time comes i´d cal u.
thanks


FD,
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