I got 3 181 rods today at AIMS machine shop in Reno. Casting # 7755. These are the forged rods for the cranks that use a 2 piece rear seal. I'l get pictures soon and compare them to the 153 rods. I bet something else uses this rod. Now I have a number. \:\)

"I wonder if God created man because he was disappointed in the monkey?" Mark Twain