this truck had an low oil pressure 235 with org 3 on the colum org 411 rear end inclosed drive shaft..45 to 50 was all it wanted... the last old truck i had had a 216 .. im retired now and live out from town, i dont want to trailer or tow this truck....this 250 is out of a 77 nova t5 from s10 early 90 camaro 323/1 rear end should cruse 60 65 all day.. is there some thing about the 250 you didnt like...