August 6, 2008 - The Guru diff, freshly wrapped in a 4.10 ring and pinion. It's a beefy thing, rated for 600 hp or so. With the number of diffs I've been juggling, I've started identifying them with a silver marker on the housing. Makes life a lot easier, and this way you don't accidentally install an open 4.30 diff in your rally car. To pick a random example. tags: differential |