A Unit, shell only “Exhaust Stacks (4) and Steam Generator Vents (early) $7.00” has been added to your cart. View cart $25.00 A Unit, shell only quantity Add to cart SKU: 1005 Category: Plastic Parts Description Description Related products South Western Model Company’s F Unit roof top coils $6.00 Add to cart Freight Pilot $10.00 Add to cart Sand Filler Hatches $7.00 Add to cart Headlamp reflectors (pair) $8.00 Add to cart