this is why 22R 2,2l is an r series motor carby 1 cam 8 valve dinosour that will have more oil on the outside than in, 3RZ is 2.7l is an r series, fuel injected 2 cams 16 valve, one is last generation motor one is this generation, same mounts, gearbox, diff, and take up the same of space, both legal, now what would make you think of doing a 22r,