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engine oil temp observation - 2016 tech pack car

VoodooMaster

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Uh Ford.com?

Nothing anywhere says that an oil-to-air cooler is standard on the GT350. I'm welcome to be proven wrong and find them on base and tech packages, but what fordparts.com diagrams seems to say is that they have a oil-to-water cooler that taps off the main radiator line, like they included on a Boss 302 and I guess probably comes with the GT PP?
I have nothing to offer in the way of proof. But you will find that it is true. Perhaps arsenalrocks will check his car and report back - confirming what I'm telling you.
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arsenalrocks

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maybe I should be more clear, I am worried about oil temp being too low.
50 weight oil needs to be heated up, else it can be very thick and if the rod bearing clearance is too tight we will have an issue.


Unfortunately this data is useless. It's obvious the car isn't going to overheat putting around town.
 
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arsenalrocks

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quick summary:
-can't see it from the top
-can't see it from the bottom, all the plastic panel covers block everything
-there is a rad of some sort on the driver side lower grill opening, have no idea what it is, can't find it on fordparts.com
-there is a piece of blocking plastic panel on the passenger side lower grill opening, meaning it doesn't do anything.

will open a new post

I have nothing to offer in the way of proof. But you will find that it is true. Perhaps arsenalrocks will check his car and report back - confirming what I'm telling you.
 

cloud9

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Interesting topic as I was actually trying to see if they still had the sandwich plate water to oil cooler on the GT350s yesterday. I have been pleasantly surprised by how fast the oil warms up in this car. Ambient is in the 40s and 50s around here right now so I figured getting the oil up to temp would take forever based on how slow the oil warmed in the Boss. I wondered whether 8250 would even be available without extended spirited driving on cooler days. Based on three days of limited driving I've found operating oil temp to be right at 190 even with normal street or highway driving, which is the threshold to allow the engine to rev to 8250. I figure they must be using the water-to-oil cooler to actually help speed up warming the oil.

We had it on the lift on Saturday to quickly bolt on the front splitter so I could get some miles in before it snows here so I didn't take the time to drop the oil filter access door to get a look. I tried looking from the top of the engine bay but couldn't see under the engine far enough. I'll put it on jack stands tonight and drop the access door to get a better look.

I hope they've improved the aluminum fittings going into the sandwich plate as several of us had failures on the track.
 

cloud9

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quick summary:
-can't see it from the top
-can't see it from the bottom, all the plastic panel covers block everything
-there is a rad of some sort on the driver side lower grill opening, have no idea what it is, can't find it on fordparts.com
-there is a piece of blocking plastic panel on the passenger side lower grill opening, meaning it doesn't do anything.

will open a new post
The radiator on the driver side lower grille is your air-to-oil cooler and the passenger side is plumbed to the trans.
 

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arsenalrocks

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can't wait to see the pics tonight.

Interesting topic as I was actually trying to see if they still had the sandwich plate water to oil cooler on the GT350s yesterday. I have been pleasantly surprised by how fast the oil warms up in this car. Ambient is in the 40s and 50s around here right now so I figured getting the oil up to temp would take forever based on how slow the oil warmed in the Boss. I wondered whether 8250 would even be available without extended spirited driving on cooler days. Based on three days of limited driving I've found operating oil temp to be right at 190 even with normal street or highway driving, which is the threshold to allow the engine to rev to 8250. I figure they must be using the water-to-oil cooler to actually help speed up warming the oil.

We had it on the lift on Saturday to quickly bolt on the front splitter so I could get some miles in before it snows here so I didn't take the time to drop the oil filter access door to get a look. I tried looking from the top of the engine bay but couldn't see under the engine far enough. I'll put it on jack stands tonight and drop the access door to get a better look.

I hope they've improved the aluminum fittings going into the sandwich plate as several of us had failures on the track.
 

VoodooMaster

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Interesting topic as I was actually trying to see if they still had the sandwich plate water to oil cooler on the GT350s yesterday. I have been pleasantly surprised by how fast the oil warms up in this car. Ambient is in the 40s and 50s around here right now so I figured getting the oil up to temp would take forever based on how slow the oil warmed in the Boss. I wondered whether 8250 would even be available without extended spirited driving on cooler days. Based on three days of limited driving I've found operating oil temp to be right at 190 even with normal street or highway driving, which is the threshold to allow the engine to rev to 8250. I figure they must be using the water-to-oil cooler to actually help speed up warming the oil.

We had it on the lift on Saturday to quickly bolt on the front splitter so I could get some miles in before it snows here so I didn't take the time to drop the oil filter access door to get a look. I tried looking from the top of the engine bay but couldn't see under the engine far enough. I'll put it on jack stands tonight and drop the access door to get a better look.

I hope they've improved the aluminum fittings going into the sandwich plate as several of us had failures on the track.
It's an air to oil cooler, not water to oil.

Warmup is good because there is an oil thermostat that prevents flow through the cooler until the oil is warmed up. It's just like the 5.8L engines in the GT500s with the Track Pack remote cooler.
 
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arsenalrocks

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ok here is another question

the car already has front air-oil cooler under lower driver side grill, then what do we need the "sandwich cooler" for?(which is located right by the oil filter).

getting more confused by the minute...


It's an air to oil cooler, not water to oil.

Warmup is good because there is an oil thermostat that prevents flow through the cooler until the oil is warmed up. It's just like the 5.8L engines in the GT500s with the Track Pack remote cooler.
 

cloud9

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It's an air to oil cooler, not water to oil.

Warmup is good because there is an oil thermostat that prevents flow through the cooler until the oil is warmed up. It's just like the 5.8L engines in the GT500s with the Track Pack remote cooler.
If it's the same as on the Boss 302s, the sandwich plate we're discussing is a water-to-oil cooler with the coolant/water running through the sandwich plate to cool the oil. There's an external air-to-oil cooler added to the GT350 (Track Pack and R for sure, but possibly all GT350s) and the cooler appears to be located in the lower driver side grille.

I have an extra water-to-oil cooler that I kept on the trailer, so if it is the same I'll have a spare.

A lot of us plumbed an additional air-to-oil cooler on our B2s because we were overheating them on the track.
 

VoodooMaster

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ok here is another question

the car already has front air-oil cooler under lower driver side grill, then what do we need the "sandwich cooler" for?(which is located right by the oil filter).

getting more confused by the minute...
There is no "sandwich cooler" on the car for engine oil - just the air-oil cooler under the lower driver side grill.
 

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arsenalrocks

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i think you are right about the water-oil cooler,
looking back at the parts diagram you can see two hoses 6B851 and 6B850a (one in one out) connecting to the sandwich, and those hoses lead to the rad.

so that settles the every gt350 has an engine cooler arguement.
now if you go back to the diagram, hose 6B850B is clearly marketed as for R/track, and it is connecting to the lower grill front air-oil cooler.

the only question remains is: I have a tech car, how come I have that air-oil cooler installed?


If it's the same as on the Boss 302s, the sandwich plate we're discussing is a water-to-oil cooler with the coolant/water running through the sandwich plate to cool the oil. There's an external air-to-oil cooler added to the GT350 (Track Pack and R for sure, but possibly all GT350s) and the cooler appears to be located in the lower driver side grille.

I have an extra water-to-oil cooler that I kept on the trailer, so if it is the same I'll have a spare.

A lot of us plumbed an additional air-to-oil cooler on our B2s because we were overheating them on the track.
 

Texas Gator

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It's entirely possible that the decision to add the air to oil cooler to all gt350 was made late in the game (possibly after data collected from the track tours?) And all the other documentation hasn't caught up.

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cloud9

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There is no "sandwich cooler" on the car for engine oil - just the air-oil cooler under the lower driver side grill.
Is the exploded drawing in post #13 incorrect? I'm fine if it is, as I had hoped they did away with the sandwich plate cooler given the number of failures we had at the track with them. I'll drop the oil filter access door tonight when I get home and see what's up.
 

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How did the sandwich fail on the track? I haven't experienced or heard of this.
 

cloud9

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How did the sandwich fail on the track? I haven't experienced or heard of this.
They would leak where the aluminum fittings go into the sandwich plate. We're theorizing it was cause by the lines being too close to the sway bar and when it flexed under load it was putting pressure on the lines and in turn the fittings. After I relocated the lines eliminating the pressure I didn't have a failure again.
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