acceleration issue

Hi everyone, Im having some frustrating issues with my LC80. Im running a 1HDT engine which has just been fully overhauled, (compression tests come back fine so im positive its not an engine issue). The car feels extremely "heavy when moving from a standing start, my foot is floored and the...

In my Lexus Lx470 2005 , I found that when I press the accelerate fully (full gas) it goes maximum only at 2000 RPM and it doesn’t accelerate beyond that. But when I put to neutral it’s goes beyond 2000 RPM. I did the following : Changed the accelerator pedal. (See attached ) Looking for...

I've got a mystery issue that I could use some help identifying. I have a '72 FJ40 with the original F engine that runs really well but when I step down hard on the gas, it seems a little rough at the very beginning of acceleration. If I ease into the acceleration slowly from the beginning...

2004, 370k miles. I just purchased it this Spring and have caught it up on all maintenance and repairs. Truck seemed well taken care of, no leaks, no smoke on start up, does not use oil, etc…. A little background, I have done all fluids, filters, Denso plugs and all 8 coils, new O2 upstream...