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Stock k7 1300 Hayabusa engine replacement
SR3 Specific Discussions
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Topic starter
May 3, 2023 4:00 pm
I'm replacing the engine on my 2002 Supersport with a stock 1999 bike engine.
I was hoping the Radical savants on this forum might have some answers regarding what parts need to be ported over but with no answers from anyone here I thought I should document what I've discovered so far in the hopes it helps someone down the line - I'll update as I go along...
Quick Update:
Engine is back in and runs well.
The Powertec engine seems to have some upgraded parts that I did not port over either because they were damaged or deemed unnecessary. These include:
- Crank shaft - casting seems more polished
- Con Rods - will be able to ID them once I break down the engine
- Shift star - Identical shape but maybe hardened?
- more to come...
Here's the updated item port list:
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