The 2.7 is in all 4x4's with manual trans. If it has an auto trans it is def a 2.4 I've run into this at work on several occasions.JFYI You can use a 2.7 3rz head on the 2.4 2rz block.
nope, your wrong. my buddies got a 99 taco with the 3rz automatic 4x4
