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Engine, Exhaust, Transmission Discuss the FR-S | 86 | BRZ engine, exhaust and drivetrain. |
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09-25-2020, 10:27 AM | #1 |
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Diff raiser bushes
Seems a common failure in our championship to break the driveshaft (once or twice a season), and while reading online one of the issue may be the wrong angles of the diff.
Seems that diff riser bushes may be a solution, but I'm surprised this is not a very common mod. Will this stress the prop shaft more? especially since we have an invidia aluminium single piece shaft. Thanks for the feedback |
09-25-2020, 10:43 AM | #2 |
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diff riser will help for overlowered cars .. but more for CV bearings, not driveshaft. They will do so by reducing back to lesser angle, and thus load/wear on those bearings.
imho, if driveshafts fail, it might be due different reason, eg. grippy tires paired with too high power forced induction build w/o strengthening apropriately all other drivetrain components .. |
The Following User Says Thank You to churchx For This Useful Post: | Joveen (09-25-2020) |
09-25-2020, 10:52 AM | #3 |
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I don't think the yoke on the propshaft would be affected by that slight angle change. This should help the axles, but there are also upgraded axles available if the issue is simply poor tensile strength leading to breaks
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The Following User Says Thank You to DarkPira7e For This Useful Post: | Joveen (09-25-2020) |
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