Dang Bill I have the same pistons and rods in my mill I have been to 7000 a few times with mine but it only makes power to about 6600 then it stops pulling hard.I guess I'm gonna put a 6600 chip on the high side and shift at 6500
I wish I had some spare parts for ya bud
Gus


64 Plymouth Savoy
493 Indy EZ's by Nick at Compu-Flow
5-Speed Richmond faceplate Liberty box
Dana 60