Legendary 1970 LS6 Engine. Fully rebuilt. It is a 512 block bored
.60 over . forged flat top pistons to make it easier to run pump
gas .Rods are dimple with 7/16 rod bolts, new rings & bearings with
291 heads .dated F.9.9 and F.17.9 (went to machine shop as did the
block) . new springs on heads to match cam, replaced valves (intake
is 225,exhaust is 188) . hardened seats .Has intake #3963569 GM
.Engine date L-16-9, it is a CE block (counter exchange) ....
Headers and a 1" carb spacer gives this beast 512 HP . A little
head porting and roller cam and HP can go North of 600 with no work
to the bottom end and will stay together.