VVT-i Engines

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Bloomer

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Understand VVT-i engines were installed in 100 series for 2006 and 2007. I purposefully purchased a 2006 for this reason.

Just found out my in-service date for my year model 2006 Land Cruiser was actually mid-2005. Was VVT-i installed in all year model 2006 Land Cruisers, even if sold and placed in-service in 2005? How can you tell if the engine is actually VVT-i equipped? I seem to remember some Toyota models actually have VVT-i stamped on the engine cover. My Land Cruiser does not have this on the engine cover, just 4700.

Thanks
 
Understand VVT-i engines were installed in 100 series for 2006 and 2007. I purposefully purchased a 2006 for this reason.

Just found out my in-service date for my year model 2006 Land Cruiser was actually mid-2005. Was VVT-i installed in all year model 2006 Land Cruisers, even if sold and placed in-service in 2005? How can you tell if the engine is actually VVT-i equipped? I seem to remember some Toyota models actually have VVT-i stamped on the engine cover. My Land Cruiser does not have this on the engine cover, just 4700.

Thanks

The ones I've seen have all been stamped on the motor, but I don't know specifically about the 100 series. I know that both of our Siennas have had it loud and proud on top of the motor. Actually, not on the motor, on the plastic shroud over the motor.
 
You can look above your manifold...there is an air injection system if it has the VVT-i. Found out the hard way when trying to install DT headers. I have not seen any badging stating VVT-i on the 100.

My Cruiser has the build date as August 05...but does in fact have the VVT-i.

My wife's Cruiser has a build date of March 06 also VVT-i.
 
The VVTi engine will have the cam adjuster solenoid as pictured. Otherwise it will not be present on '98-'05 100/470 non-VVTi 2UZ-FE engines. Photo courtesy of Sr. Gringo.
2UZFE VVTi Sol.webp
 
VVTi will have a black plastic intake header. Non-VVTi is metallic.
 
If the 10th digit of your Vin# is a 6, it will have VVTI. If it's a 5, it will be non-vvti. Cheers :)
 
is the vvt-i really worth it?
Not quite apples to apples due to weight difference but my VVT-i equipped Tundra feels like a rocket compared to our LX. Power to weight ratios below for a better comparison

Curb weight:
01' LX: 230hp/5,401lbs =.043hp per lb
06' Tundra: 271hp/4,800lbs = .056hp per lb - 30% increase in power/weight compared to our 01' LX.

06' LX: 275hp/5,590lbs = .049hp per lb - 14% increase in power/weight compared to non-VVT-i 01' LX

I guess the question is would a 14% increase in power/weight be worth it? This is completely subjective but I would say yes based on how much difference a 30% increase feels like.
 
Interesting read. My truck is registered as an 05 but I have the facelift grille/lights and also Pacific Blue Metallic paint that was supposedly only on 06-07 yet no trace of the vvt-i stuff under the hood. Maybe vvt-i wasn't for EU market . Manufactured 2005-07.
 
is the vvt-i really worth it?
It's always better to add complexity to an engine because you get to increase the possibility of failure and it's always a great idea to have emission equipment added to your vehicle then you get to keep the planet a lot cleaner. Plus when you're at the dragstrip you might win by a quarter of a car length
 
I have it now, did not have it in my previous 100. I think I can feel the difference, but I also think my car feels better to drive when it's really clean, so what the hell do I know?
 
It's always better to add complexity to an engine because you get to increase the possibility of failure and it's always a great idea to have emission equipment added to your vehicle then you get to keep the planet a lot cleaner. Plus when you're at the dragstrip you might win by a quarter of a car length

So where's the "F" engine swap thread, so I can get rid of all these complexity/failure/emission issues, and give up my drag racing career?
 

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