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12-18-2006, 01:27 AM
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#3 |
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Turbo Yaris
Drives: 07 PW Yaris Join Date: Dec 2006
Location: Dulles, VA
Posts: 82
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None, Chain driven valvetrain and very reliable. The stock engine is balanced very wll. Very little harmonics.
BTW removing balance shafts really aren't a good thing on any engine. there is a reason why they are there. |
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