Well reliability is definitely a wild card, but Fords later gen ecoboosts are holding up well considering how complex they are, and BMW’s straight six turbos hold up well too. It’s hard to beat the simplicity of the Hemi, but at some point you need to decide if you’re going to pay at the gas...
I think the standard output i6 turbo will be a fantastic upgrade to the Hemi. It can get the fuel economy of the Pentastar V6 and can make more power than the Hemi. Looking forward to driving one.
Yes I agree with this. The 10spd can also make more power at different speeds by being able to get the motor at the desired RPM range for the task at hand. There is a point of diminishing returns in number of gears vs total gear spread vs complexity of the transmission.
Ok I understand now...
What you say here is true, however up to 40mph, the 3.92 truck can use all 8 gears where the 3.21 will only use 7. 8 gear ratios available to choose from is better than 7. The motor can run closer to its optimal RPM range for the task at hand when it has more gears to choose from. This is why...
I think I understand them pretty well, however my experience with gear ratios are not scientific, but are real world. I've certainly ridden 15spd bicycles and could feel the difference in resistance on my legs using different gears. I've owned a 5.0 Mustang and swapped the gear from a 3.08 to a...
Reviving an old thread as I was researching the pros and cons of having a 3.21 gear vs 3.92. Several members on the forum have said it only makes a difference accelerating from a dead stop or cruising above 65mph, as the 8spd trans will choose the appropriate gear for the job at hand at any...
I have a ‘22 4th gen v6 with 3.55 gears and it’s great. I don’t tow much but carry some dirt bikes with it and use it as a daily driver. Had the Hemi before this and while it made a lot more power, I didn’t need it and prefer the better fuel economy, and no mds vibes.
Yes I thought so too. However my 2022 4th gen Classic v6 build sheet shows I have the 850, which is why I started this thread, as I too expected to find the 845 in there. However if you opt for the Hemi in the 4th gen, you’ll still find the older 8hp70 on the build sheet.
Are you sure? The wiki page for the ZF8HP transmissions states the 2nd gen trans came out in 2014 and had a 7.8:1 ratio spread.
Then in 2018 the 3rd gen 8HP was released and had an 8.6:1 ratio spread. Those release dates seem to fall in line with the 845 and 850 from Chrysler/RAM as well.
Might be your torque converter locking too soon and then unlocking, feeling like an upshift and then a downshift. Perhaps try resetting transmission adaptations and see if that helps.
Both your points are entirely correct. I just didn’t see the Accord as largely an appliance considering the sporty factor of the model I bought. Turns out, I don’t think Honda sold too many 2.0T’s as they’ve been discontinued for 2023. So that leaves just the hybrid and 1.5T models which could...
As the OP, I thought I'd update this thread as a few things have happened and opinions change with a different perspective.
If you read the original post, I raved about the V6 Pentastar motor, but overall decided I liked the Hemi motor better. I bought the Hemi Ram in December of 2021, and...
Those are nice looking trucks Zorin. However I personally wouldn’t let interest rates affect your decision to buy unless you simply can’t afford the payment. The crazy low interest rates we’ve gotten used to were caused by government reaction to covid, the likes of which we’ve never seen...
I was wondering if anyone knew the differences in these transmissions other than what I've already found out.
My 2019 RAM Classic V6 shows on the build sheet as having an 845RE transmission.
I checked a few 2022 RAM Classic V6 VIN's and their build sheet shows as having the 850RE trans.
I...
Reviving this thread because it looks fun. Here’s just my cars I’ve owned.
78 Ford LTD II
79 Mercury Capri 5.0 manual
79 Dodge Omni 024
87 Toyota Celica GT manual
90 Mustang LX 5.0 notchback manual
92 Corvette LT1 auto
96 Audi A4 2.8 auto
03 Acura 3.2TL Type S
01 Nissan Pathfinder
02 Infiniti...
Your 2013 ran exactly the same temps and pressures as my 2019 Classic V6.
Your new truck has the updated Pentastar which has cooled EGR, a higher compression ratio, and has variable valve lift, not just vvt like your old truck, not to mention etorque. I’d say there is enough differences in...
It’s normal. It’s a heavy truck for a V6 and that motor needs to rev to hold speed up hills, necessitating a downshift or two on hills. The trade off is your fuel economy compared to the V8. If you’ve got a 3.21 gear and 20” wheels, that doesn’t help either.
@PoMansRam , thanks for doing that. I went under my truck as well, and I too have the heat exchanger. Pics below.
So I'm thoroughly confused now. It was hard to move around under the truck, but it appears that there are 4 lines going to and from this heat exchanger. I'm guessing 2 lines...
You're right about that, the lack of parts definitely points to a less complex system and less points of failure, however at the cost of cold start fuel economy. I would say that's worth it if you are keeping the vehicle long term.
I heard the 5th gens not only have the trans warmer, but also...
My truck hoses look exactly like yours. Those 2 long hoses in the centre of the picture go straight into the cabin heater core. Those are what used to go into 3 three way coolant valve, to be either sent to the transmission, the cabin heater core, or a variation of both depending on varying...
No that can’t be right. There are no coolant lines at all going to the transmission anymore. There’s only atf fluid lines that flows atf to the top of the a/c condenser which uses a portion of it as a trans cooler. The fluid only flows when the thermostat near the trans opens to cool it down.
Agreed. I was just pointing out that the V8 engine warms up faster than the V6, however if you're missing the three-way coolant valve like mine, the V6 trans warms faster than the V8 trans, as I believe all V6's have the 3-way coolant valve.
My 2021 Classic Hemi definitely doesn't have the 3-way coolant valve under the air filter box. Therefore there's no way to send hot coolant to the heat exchanger on the side of the transmission. I can send a pic if you want.
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