Nice pair of Pro Motor Engine SB2.2 SBC Alum. racing heads. Casting 12480011 Dates 04-2007 03-2007. Delwest Titanium 2.140 intake-1.600 exhaust valves- 7MM stems- all valves nice cond. 40 cc combustion chambers-intakes runners near 400 CFM. New PSI 1574 valve springs-new Tit. retainers-locks-caps-and cups. Jesel shaft rockers. Disassembled.
