225 to 400

Go to...bigblockdart.com and you will find out whats all involved,with the right knowledge and parts it's an easy swap,take your time and good luck with the build,shop around for parts you may find alot of what you need from members here versus new/retail...dont be afraid to ask questions it's the only way to learn and get it done right the 1st time...experience of others will save you alot of headaches and make it alot more fun...what engine combo/power/drivetrain are you shooting for?