Any Updates on GT15/GT30 boats as trying to introduce these classes into Australia to replace our Formula Future 15 & 25 hp 2 stoke classes?
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Type: Posts; User: bullshot; Keyword(s):
Any Updates on GT15/GT30 boats as trying to introduce these classes into Australia to replace our Formula Future 15 & 25 hp 2 stoke classes?
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Found one of my old pistons.
http://i207.photobucket.com/albums/bb238/bullshotvoc/P1010162.jpg
Looking for tips/specs to suit a 140 mid eighty cross flow. Its striped and ready for a rebuild a port job,
Years ago I did one with boost ports in the pistons but not shore if it helped or...
Hi all ,I am looking at building up a hot 2L to run in 2000 cc super sports mono circuit race class in Oz.
The only limit on the engines is 2000cc and my available cash flow.
I will be running a...
First race day
http://i207.photobucket.com/albums/bb238/bullshotvoc/0045_glenmaggie_19_10_20081.jpg
Finally got the boat running. New paint job. Rebuilt Yamaha 130 running 140 heads, 140 exhaust plate and a mild port job. First time in the water 73MPH running a 26 laser II @ 6000 RPM. Also tried a...
Still looking for port heights and any further tips
I will be running 100 octane pumped fuel. I also used to run a mix of methyl bezine but I guess it depends on how far I can bump the compression.Hydro tech Marine in the U.S make hp cylinder heads...
This is the boat I am setting up. Not sure about the weight but it can be picked up by two people.
Russ, thanks for the response. As you say looking cool is good thats why I want the stacks. The boat I need to beat is the same hull with a stock 130 Yamaha. It is doing 75Mph running a 26 laser 2. I...
I am setting up a 14'6" tunnel deck mono and am going to build a hot 130 Yamaha. Just wondering if any body has any idea of port heights and head cc,s or any other tips to upgrade the Yamaha,s. I am...