Use a table ban saw to hack off the 340 piston crown .

Chevy pushrods are plentiful and under $2 apeice if you buy them at summit. But I will get them free ...no cost to me there. Thanks for your understanding . Junkyard
Time is plentiful, cash is not. Anyway , I am happy everyone is so well off and can spend like it's no problem. I advise don't get in such a hurry you stop enjoying the spirit of the creation...in whatever You lay your hands to accomplish.