Nissan 350Z (Z33)
Nissan's 350Z has continued to be a beloved chassis by enthusiats since it's announcement in 2002. Featuring a 3.5L VQ35 engine, the Z makes great power for a naturally aspirated sports car, while looking the part as well.
More importantly, the 350Z stomps the notion Z's are difficult to work on. The Z features a MASSIVE aftermarket support, and 20+ years of knowledge and development.
If you're looking for a drift car, entry level or professional, the Z is an obvious choice for it's bang for the buck and wide spread parts availability.