Its a th350 trans and yes it will stay running with a little pedal. The trans was working perfect prior to the engine swap so ii dont think its a trans issue. All i did was unbolt the converter for the swap.
My truck dies when i put it in gear. Revers or drive. Here is a little backgraound. I just did an engine swap this weekend and replace my 1985 305 with a GM performance 290 hp 350. Everything is new except the trans witch worked great last week( i drove to texas and back, over 1000 mi with no...