Discussion in '1973-1991 K5 Blazer | Truck | Suburban' started by Bhintz, Jun 29, 2003.
what should I use in 14bff w/ detroit?
According to Wes it's straight 80-90W.
Just a magnet /forums/images/graemlins/wink.gif
Detroits are mechanical and don't have clutches so they don't need any additives.
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