<BLOCKQUOTE class="ip-ubbcode-quote"><div class="ip-ubbcode-quote-title">quote:</div><div class="ip-ubbcode-quote-content">....it will be a standard engine, derived from an existing engine, used in many applications... </div></BLOCKQUOTE>
My guess is still with the DOD 4.8, the Tahoe 5.3 is getting 20 MPG in its new version so I could see a 4.8 DOD getting the low 20's with an easy 250-260 hp. Length is not much different from the 3.5 I6 and there is plenty of room laterally.
