speedo gearing
- Thread starter coreys87
- Start date
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jt1200r
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- May 24, 2011
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- 159
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- 2
- Location
- Huntingtown,MD
- First Name
- Jeff
- Truck Year
- 87
- Truck Model
- r10
- Engine Size
- 4.3/th400/3.08
run with a GPS i went from 273s to 308s im over about 8 mph at 65-70
crazy4offroad
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- West BY-GOD Virginia
- First Name
- Curt
- Truck Year
- 1979
- Truck Model
- K-10
- Engine Size
- 350/SM465/NP205
I've never heard of 383 gears, you more than likely have 3.73s.
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