[chewychevy67]

Originally Posted by HO455

From looking at the Time Capsule thread and this thread below. It would appear that your water pump pulley may be from an earlier year truck.


http://67-72chevytrucks.com/vboard/s...d.php?t=632007

http://67-72chevytrucks.com/vboard/s...d.php?t=188887

http://67-72chevytrucks.com/vboard/s...d.php?t=474244

Thank ho455. I looked at these threads and here's a 68 3/4 ton.with ac in one of them with that cast pulley and it looks like the fan may be further in the shroud like min is.