it's a ls6 rec. port , factory ls6 manifold, .520 lift and 280degree on the cam, 750 double pumper...never mind, i just went through the previous owners paperwork L2377 pistons that's 8.22:1 compression w/ my closed chamber heads frown
[ July 31, 2002, 07:23 PM: Message edited by: norcal spectra ]