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Well heres my driving impressions so far of the 3rz-fe swap into a 85 extra cab....I took the truck to the dunes Saturday and all I can say is WOW! I have a permanent grin on my face. This motor has really nice low end torque and it will rev right up to redline easily. I did almost all my dune running in 1st gear high range! (I couldn't do that even with the 7m - it didn't have the low end grunt and would stall out very easily.) The 7M has more top end power for say high speed (45+ mph) drifting but the 3rz equals or betters that on everything else! I had no problem climbing some of the bigger dunes where you would be hard pressed to get a 22R/RE up them. and if the motor started to lug down you could downshift and the vehicle would lift up and keep right on going. Highway driving is also nice - where Pete (project_blu) and Tyler (yellow first gen) would have to down shift on the hills I could just stay in 5th and they would just keep up with me. if I downshifted I could pull away fairly easily.I really don't know what else to say other than if you get a chance to test drive a 3rz swap - do it! but your wallet might hurt afterwards. I also suspect why the 3rz swap is so nice in the first and second gen trucks is because Taco's are quite a bit heavier so the motor feels more powerfull than if it was in a heavier Taco.On my drive over to the coast (approx 90 miles), I got 18.5 mpg with a 55-60mph average. Can't complain about that.So my finaly option is that teh 3rz is WAY better for a trail rig swap than a 7M. teh 7M is just too high strung where the 3rz has tons of grunt with a great midrange power!
I also suspect why the 3rz swap is so nice in the first and second gen trucks is because Taco's are quite a bit heavier so the motor feels more powerfull than if it was in a heavier Taco.
So my finaly option is that teh 3rz is WAY better for a trail rig swap than a 7M. teh 7M is just too high strung where the 3rz has tons of grunt with a great midrange power!
toyminator2000 – There has to be dumb people in order for there to be smart people