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thanx lambo for that info well as far as i have read the vvti system works sloely off engine oil pressure with no imput from the ecu what so ever. does anyone know if vvti cast cams can be custom made...by kelford etc? cheers matt

ive heard of kelford cams and have read a little bit about what there up to...dident know they would have some ready for sale soon though...cheers rod the point i was trying to find out is: is there any point what so ever in sourcing a vvti 1uzfe? is it worth the extra $$ OR would it be...

Is there any disadvantage from using a vvti version when boosting the engine, running higher oil pressure if its needed, etc? Can you buy aftermarket cams with vvti, or only with the non vvti models, even thought they are very expensive.? what sort of valve train would you guys recommend for...

price hasnt come into it at this stage im just trying to find the best block to start out with: like ive read about these engines reaching 10,000rpm which is what id like to reach and trying to work out what block can be bored out to 5.0 liters +. apart from the manufacture of cams / pistons...

hey everyone my next car im hoping to put a toyota v8 into and im researching all about these engines but im still wondering: what block to use (4.0, 4.3, 4.7) to make some where in the range of 1000 rwhp, i want to build it properly thats y im looking up as much info as possible and i want it...

are you running the standard cams on your with the turbo set up?

http://www.turbomagazine.com/features/0210tur_covercar/ this drag car is running a Toyota Tundra iForce V8 bored out to 5.3 would this require re-sleaving?

hey guys is there any difference between the blocks of a 1uzfe and a 2uzfe engine? can either of these be bored out to 10.1cms or does the 2uzfe have more meat on it? also does the 2uzfe have the same strong components (eg forged crack shaft) as the 1uzfe does? are the heads any different...