Author |
Message |
Topic: Rotax 503 |
mred1951
Replies: 2
Views: 5107
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Forum: Rans-List Posted: Tue Jun 15, 2010 5:34 pm Subject: Re: Rotax 503 |
The first time we bored it to the mim amount then we bored it to the max amount . we are using av 2 cps oil and we added a coffee cup more to each 5 gal. I am sure they chamfered the edges. When it ... |
Topic: Rotax 503 |
mred1951
Replies: 2
Views: 5107
|
Forum: Rans-List Posted: Wed Jun 02, 2010 6:34 pm Subject: Rotax 503 |
Had a melted piston belt was loose. Rebuilt the engine new crank, 2 1 over pistons new heads. Bored the cylinders to min amount, went through the 1 hour run up the engine got tight. Took it apart and ... |
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