(426 Hemi)
OE 6.861" length, 842 grams minimum
OE Rod Journal - 2.375 Rod Housing - 2.500
OE Main Journal - 2.750 Main Housing - 2.943

SS rods can weigh 833g. Doug Fazzolare told me they aren't running the Honda rod journal rods. I don't know if the big dogs are running them. 1000 HP through a small rod journal seems like a high stress (rear journal).