"McDoubler" How I built a Jeep Comanche 231 Doubler Transfer Case 231/231 Dual Cases Twin Stick
I wanted a lower crawl ratio for my MJ, so here's the "Mcdoubler." Dual 231J cases allow me to run at 3 speeds, 1:1, low range at 2.72:1 and double low at 7.39:1. Here’s where I purchased the kit http://froehlichsuspension-com.3dcart...
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