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Forced Induction SystemsDetailed discussions regarding cold-air intake systens, superchargers, turbo chargers, and other induction systems for your vehicle.
This is a discussion thread titled "TRD Supercharger", within the Forced Induction Systems forum, part of the Technical & Vehicle Assistance Forums category.
I don't question your experience and a 30% problem rate is unacceptable....but let me run a total hypothetical by you:
How many of those 30% were screwed with by the owner? Smaller top pulley; bigger bottom pulley; too aggresive of a tune....then when it fragged, it magically made it back to the shop totally "untouched".
One of my buddy's Duramax fragged.....of course it was bombed pretty decently. Magically it made it back to the dealer in stock condition INCLUDING a new manifold where he had to remove the one he tapped for the EGT guage pick up.
Your opinion is based on a lot of knowledge.........but right now all of us are speculating, and we'll know shortly which way it'll go.
BTW, I'll see your Chevy and raise with my 4 bolt Cleveland block(s) and future CHI or AFD heads (at 408").....
The problem installs I witnessed were all within a few days of installation. Not a great deal of time for the owners to screw with them. One of them never would work right unfortunately. Like I said I am not a big fan of TRD parts at this point. I love Toyota vehicles for their designed quality and durability, and I wish they would do a diesel. I don't have anything against modding a vehicle either, but on a truck for me the mods should be directed at making the vehicle better at doing actual work, not turning a pig into a race horse. Just my opinion.
Just FYI
Toyota DO offer diesel trucks (just NOT in this market). We have had diesel toyota trucks in UK for alooooong time.
Also, a Supercharger is NOT just for speed applications. More effortless towing is also a big deal with a SC. Although I realise most here are more interested in the HP gains.
Also, NO knocking, but how well trained are Toyota personnel on aftermarket parts (even if TRD)? Many have had wild qoutes for say a TRD CAI install already (which is NOT very technical, but IS very new). When I worked in the industry things were a wee bitty different.
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2007 CM Ltd. Nav/Roof,loaded (Nautical Blue)
2007 DC TRD JBL/Camera, TRD Dual Exhaust/TRD CAI (Super White)
Just read Off Road Adventure Magazine and they stated they are installing a TRD Supercharger on project Tundra. Hopefully, they will have it installed within a couple of weeks.
Just FYI
Toyota DO offer diesel trucks (just NOT in this market). We have had diesel toyota trucks in UK for alooooong time.
Also, a Supercharger is NOT just for speed applications. More effortless towing is also a big deal with a SC. Although I realise most here are more interested in the HP gains.
Also, NO knocking, but how well trained are Toyota personnel on aftermarket parts (even if TRD)? Many have had wild qoutes for say a TRD CAI install already (which is NOT very technical, but IS very new). When I worked in the industry things were a wee bitty different.
The only techs to ever service those installs were our master techs, but humans are not perfect.
I disagree with using a supercharger on a high compression V8 for hard work, without major cooling system upgrades and transmission upgrades. Overheating and breaking transmission components are not a good way to get a job done. Now if TRD were to offer trans and cooling system upgraded it might be worth looking at. Just not at $5K for the supercharger and whatever they would charge for driveline and cooling upgrades, by that price point your could buy a diesel for hard work....
Again, horses for courses.
I am yet to be shown the std Tundra tran cannot handle a SC or any of the other components. The stuff I have seen, like brakes,tie rods etc. are very over engineered so who knows.
Def. WOULD like to see a cooler as part of any kit though.
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2007 CM Ltd. Nav/Roof,loaded (Nautical Blue)
2007 DC TRD JBL/Camera, TRD Dual Exhaust/TRD CAI (Super White)
Doesn't the Tow/Haul package come with a transmission cooler? I think i have one.
It has a trans cooler for the towing package, heck I am not sure if you can get a 5.7L/6 speed without a trans cooler. Considering the number of 6 speed transmissions being replaced for board members on here I don't know if that tranny is up to 500+ lb-ft of torque while still being reliable. Most trannys built to withstand that kind of twist under heavy working loads are quite a bit bigger and beefier (think Allison, Torqueshift, etc.).
What will be needed for hard work on a supercharged V8 will be upgraded engine cooling, and intercooling for the compressed air going into the motor. Without that a heavy constant load will overheat the engine both from extra heat generated by making more power, but also due to higher charge air temps associated with forced induction. If the engine control unit allows full power you will cook your motor, the more likely event will be going into limp mode at reduced power until temps come down. Like I said not really useful for hooking up a heavy load to and yanking up a long 6% grade. So even though the engine would nominally make enough grunt to pull a heavier load, if the cooling system can't keep up it is all a moot point.
It has a trans cooler for the towing package, heck I am not sure if you can get a 5.7L/6 speed without a trans cooler. Considering the number of 6 speed transmissions being replaced for board members on here I don't know if that tranny is up to 500+ lb-ft of torque while still being reliable. Most trannys built to withstand that kind of twist under heavy working loads are quite a bit bigger and beefier (think Allison, Torqueshift, etc.).
What will be needed for hard work on a supercharged V8 will be upgraded engine cooling, and intercooling for the compressed air going into the motor.
The sport package doesn't have the front mount trans cooler, but does have a heat exchanger to the engine coolant which is very efficient. I doubt there would be a problem with forced induction on the cooling system itself - have you looked at the size of the radiator core on a 5.7 tundra it's pretty huge!
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2007 Tundra 5.7 4x2 RCSB slate metallic
2005 Corolla - all stock, cause it's the wifes
1986 Mustang GT - the stereo is under the hood
1990 Corolla - cause it was really cheap
So whats up with the Lightning and Harley Trucks? No Allison etc. there.
Look at the tow ratings on them though. As I recall they are not intended for max towing. Short bursts of high power are not the problem for a stock tranny, it's pulling around 10+K with a ton of power going to the ground that is. Look at what Ford, GM, or Dodge offer for their really heavy duty towing transmissions hooked up to high torque engines and they are a far cry from what you find in a 1/2 ton.
The sport package doesn't have the front mount trans cooler, but does have a heat exchanger to the engine coolant which is very efficient. I doubt there would be a problem with forced induction on the cooling system itself - have you looked at the size of the radiator core on a 5.7 tundra it's pretty huge!
While the radiator may be very large stock, is it large enough to cool down an engine making around 500hp 500lb-ft towing a heavy load on a hot day? My guess would be that it will not be adequate for that. For that matter will it be adequate for routing into a liquid to air intercooler for a supercharger, if that is what was needed to cool down charge air? Probably not.
So, basically, a SC WILL be excellent on a truck NOT used for heavy towing etc. JUST like a Lightning or Harley 1/2 tonne
Not trying to be a smartass and ALOT is NOT known by you or anyone other than TRD yet, BUT a Diesel is NOT the only way to go. Depends what someone wants to do with their vehicle and why SC it.
The Lightning had a hotter cam than my Harley standard but I did'nt tow and did'nt intend to. I NEVER had one issue with it, except gas mileage
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2007 CM Ltd. Nav/Roof,loaded (Nautical Blue)
2007 DC TRD JBL/Camera, TRD Dual Exhaust/TRD CAI (Super White)
So, basically, a SC WILL be excellent on a truck NOT used for heavy towing etc. JUST like a Lightning or Harley 1/2 tonne
Not trying to be a smartass and ALOT is NOT known by you or anyone other than TRD yet, BUT a Diesel is NOT the only way to go. Depends what someone wants to do with their vehicle and why SC it.
The Lightning had a hotter cam than my Harley standard but I did'nt tow and did'nt intend to. I NEVER had one issue with it, except gas mileage
That is fine. Anyone that wants to use their truck like a substandard handling sport coupe is free to do so. I just see trucks as working tools, sure they should be nice, and should have good power and performance. However, as soon as any modification is made that could hurt the utility or durability of a vehicle that needs to be able to do hard work I see no point. If a person wants a sports car then go buy one, take the $5K you would spend on a supercharger for this truck and go buy a beater work truck. Best of both worlds. Hell for the price of a loaded Tundra Limited a guy could get an STI, a ten year old work truck, and probably still have money left over for mods on the STI.