no just put in a silvertop 4age or a more powerful 4age blacktop. the silver top is good for about 160 horses the black top is good for about 170horses. an this is stock great engine to start off with the modifications. here a pichttp://cgi.ebay.com/ebaymotors/TOYOTA-4AGE-20V-SILVER-TOP-USED-JAPANESE-ENGINE-4AGE_W0QQcmdZViewItemQQcategoryZ33615QQitemZ799372 8843QQrdZ1 an the black top
http://cgi.ebay.com/ebaymotors/JDM-4...93678721QQrdZ1 if u do swap to these engine u will need the ecu an wiring harness for them also but your car will kick ass once installed