You can buy Thompson rod in an .875 od within an 1/8" of the correct length, which works fine. From there you just have to have them drilled (center, holddowns and oil). I tapped the ends and screwed in plugs. The Thompson rod was less than $50 to my door and less than $50 to have them drilled.

'75 Plymouth Duster
Phase I 451 906/590/2-660 10.75/126
Phase II 451 Stage VI/590/1050 9.82/135
Phase III 383 906/Victor-Pump gas 11.30/119

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