i have pictures of my 1969 nova 250 inline 6 that i'm going to use in my 1968 longhorn after i convert it over to 1/2 ton if you need more close up pics i can get them for ya my email is
stsalvage@yahoo.com
one last thing a 700R4 would really make your truck hum and get grate gas mileage and lesser RPM's get the 1988--93 cable one you will have to shorten your drive shaft But it makes driving the inline 6 so much nicer with 4 gears