I ran my 408 ( R3 Block, 9 1/2 to 1 compression, 600 lift mech .cam, Indy 360-1 heads ) on 93 octane pump gas


68 Dart 410 / 904
92 D150 original owner
21 Ram 1500 Quad Cab, Big Horn , Hemi ,4x4
23 Audi Q5
16 Honda HRV