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BW1356

From 1990 Ford Bronco “Bling-Bling” — documented by TTB Blows.

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1990 Ford Bronco - Bonus points if you wash the 'case in your gf's bathtub! 1990 Ford Bronco - A 1356 weighs 72.5 lbs 1990 Ford Bronco - Begin by removing the rear yoke or companion flange 1990 Ford Bronco - Now remove the bolts which hold the rear tailshaft housing on 1990 Ford Bronco - Now you'll find a c-clip behind the speedo drive gear - remove this 1990 Ford Bronco - Here you can just make out the BB which locates the speedo drive gear. Remove this and store carefully 1990 Ford Bronco - I used my bearning splitter to pull the drive gear off, but you can use long screwdrivers or pry bars *if you're careful* 1990 Ford Bronco - You can just make out the notch in the drive gear that the BB uses to locate it 1990 Ford Bronco - Now you must remove this snap ring; be sure you have _quality_ snap ring pliers. I eventually went to Snap On. 1990 Ford Bronco - Now you may remove the bolts which anchor the case halves. Carefully slide the back half off to expose what you see above. 1990 Ford Bronco - Now remove the front output yoke 1990 Ford Bronco - As a note of interest, here you can see the oil pump locator arm and the notch in the case in which it resides (and eventually eats thru) 1990 Ford Bronco - This is what happens to the oil pump locator arm if it eats thru the 'case 1990 Ford Bronco - Here's one (good) way to prevent oil pump failure. The rod increases contact area and makes it much harder to wear thru the 'case 1990 Ford Bronco - This is the oil pump pickup. Black rectangular magnet underneath it slides into a notch in the case 1990 Ford Bronco - You can now slide the front and rear cogs back toward you, bringing the chain with it. Here you see the rear assembly removed from the plan… 1990 Ford Bronco - This is the high range/neutral/low range selector. Note the shift fork pads (white) in which it always spins. 1990 Ford Bronco - Here you see what happens if the shift fork pads wear thru; this 'case had 208k miles on it 1990 Ford Bronco - Now flip the front case half over and pry out the front input seal to reveal this snap ring. Be certain you have a nice pair of duckbill sn… 1990 Ford Bronco - Duckbill pliers as mentioned above 1990 Ford Bronco - Remove this large "snap ring" and the planetary assy will drop out 1990 Ford Bronco - Checking play in the planetary assy, movement should not exceed 60/1000. See this: http://www.atra-gears.com/gears/sep01/taming.html 1990 Ford Bronco - Some of the bearings are retained with internal snap rings like this 1990 Ford Bronco - I pulled the tailshaft bearing out like so 1990 Ford Bronco - The needle bearings which support the rear of the front output were difficult to remove. I finally cut most of the cage with my Dremel (the… 1990 Ford Bronco - The internals of the oil pump assy 1990 Ford Bronco - Here's all the rebuild parts I ordered. Top: seals and bearings, lower left new Morse chain, lower right new oil pump assy 1990 Ford Bronco - Here's most of the tools I used. Note the nice, large red-handled Snap-On snap ring pliers 1990 Ford Bronco - All done in the gf's spare bedroom :) 1990 Ford Bronco - A BW4407 weighs 117lbs