360 .30. stock bottom end,hyd cam 480/480 lift, adv. dur. 292/292, @ .50 it's i think 230ish, stock length pushrods w/stock rockers. heads are j's 2.02 1.6.probly low compression ratio never pings even w/ 87 octane. tti exaust on its way. i have the m-1 high rise w/ a 750 mighty demon, msd...