Exhaust Stacks (4) and Steam Generator Vents (early) $7.00 “Number Board Sets” has been added to your cart. View cart $7.00 Exhaust Stacks (4) and Steam Generator Vents (early) $7.00 quantity Add to cart SKU: 2104 Category: Plastic Parts Description Description Related products Freight Pilot $10.00 Add to cart South Western Model Company’s F Unit roof top coils $6.00 Add to cart A Unit, shell only $25.00 Add to cart Cab Doors (Pair, Reversible) $6.00 Add to cart