Steel, Wet Sump, 8 Quart Capacity, 10-3/4 Deep Engine Application: All 429-460 Fits: Four-wheel drive trucks and vans except Bronco Deep sump increases capacity to 8 quarts, which reduces oil temperature and insures ample supply to pickup area Relocated rear sump improves oil control during hard acceleration and off-road use Accepts 3.85 stroke with most steel rods Works with most starter/flywheel combinations Uses Nos. 25970, 25971 or 25973 for dipstick provision - welding required