Re: [Chevelle-List] 409 engine

[Don]

Good info. Regardless which motor it is, it's worth some money as they are all rare. I'd buy it. Don   They made three different 409s in 63. Here are the specs on all three. as you can see they weren't all 425 HP.                                           Larry (z) 340 H.P. V8-409 4 Barrel 4.3125 x 3.50 409 10.0 340 @ 5000 420 @ 3200 50 .035 .018 30 18436572 6� 400 H.P. V8-409 4 Barrel 4.3125 x 3.50 409 11.0 400 @ 5800 425 @ 3600 50 .035 .018 30 18436572 12� 425 H.P. V8-409 Two 4 Bar. 4.3125 x 3.50 409 11.0 425 @ 6000 425 @ 4200 50 .035 .018 30 18436572 12�