rocksteady1
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- Joined
- May 10, 2020
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So i currently own a tohatsu 9.9 and want to get a little more firepower out of it. Ive heard that the 9.9,the 15 and the 20 are basically the exact same engine with different ECU's and a restrictive plate on the smaller two. Has anyone ever done this swap or heard of this? Thanks in advance.