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Forum: General Q & A

03-30-2005, 11:48 AM

Replies: 87

quad-rotor 565

Views: 12,979

Posted By whitewater

Re: quad-rotor 565

ZT260, I use a wide band o2 sensor for full throttle tuning,what afr reading on your engine would you consider safe in a race application?

Forum: General Q & A

03-30-2005, 11:38 AM

Replies: 87

quad-rotor 565

Views: 12,979

Posted By whitewater

Re: quad-rotor 565

FYI I was wrong scat does not make crower billets .

Forum: General Q & A

03-30-2005, 11:17 AM

Replies: 87

quad-rotor 565

Views: 12,979

Posted By whitewater

Re: quad-rotor 565

Sorry for being so vague ,what I meant was when pitching your boat for peak torque at wide open do you think there would be a significant speed drop compared to pitching for top hp.The reason I ask...

Forum: General Q & A

03-30-2005, 09:09 AM

Replies: 87

quad-rotor 565

Views: 12,979

Posted By whitewater

Re: quad-rotor 565

Killer numbers zt260! Does anyone know how much of a speed drop you will see if you run a similar motor as zt260 when run at peak torque instead of peak hp?

Forum: General Q & A

03-29-2005, 06:22 PM

Replies: 87

quad-rotor 565

Views: 12,979

Posted By whitewater

Re: quad-rotor 565

Bob, If you go to jetboatracing.com there will be a link on the first page that says 2004 awja rule set.Im amazed how high you guys rev the big cube offshore stuff and yet it still holds together.Its...

Forum: General Q & A

03-29-2005, 04:47 PM

Replies: 87

quad-rotor 565

Views: 12,979

Posted By whitewater

Re: quad-rotor 565

Tomcat, This is the first engine of mine that will have the piston sprayers,but the fellow that is installing them swears by it on endurance engines.He is the guy with the 1200hp quad rotor.He was...

Forum: General Q & A

03-29-2005, 12:10 PM

Replies: 87

quad-rotor 565

Views: 12,979

Posted By whitewater

Re: quad-rotor 565

Thanks for the welcome Rlw! Here is a couple excellent web sites on white water jet boat racing.www.eagleracing.ca and www.jetboatracing.com .I will be posting my latest race engine for sale on this...

Forum: General Q & A

03-29-2005, 11:46 AM

Replies: 87

quad-rotor 565

Views: 12,979

Posted By whitewater

Re: quad-rotor 565

Thank-you RMbuilder ,I have found lots of useful information in previous posts of yours.I would like to try the morel lifters in this engine as this is an erea we have had quite a few problems in the...

Forum: General Q & A

03-28-2005, 11:29 PM

Replies: 87

quad-rotor 565

Views: 12,979

Posted By whitewater

Re: quad-rotor 565

Yes Shaun after dyno tuning and a couple hours testing then 5 hours racing she ready for a tear down.

Forum: General Q & A

03-28-2005, 05:52 PM

Replies: 87

quad-rotor 565

Views: 12,979

Posted By whitewater

Re: quad-rotor 565

FYI I was told that scat makes all crowers billet cranks.

Forum: General Q & A

03-28-2005, 05:32 PM

Replies: 87

quad-rotor 565

Views: 12,979

Posted By whitewater

Re: quad-rotor 565

I will be using the afr 357 cnc or the dart 355cnc,we have previously made 1200hp with a similar set-up but pump gas and hydraulic roller.I will be running 116 and 16+ boost,solid roller ect.I race...

Forum: General Q & A

03-28-2005, 04:33 PM

Replies: 87

quad-rotor 565

Views: 12,979

Posted By whitewater

Re: quad-rotor 565

I assure you this is not a joke,but I was concerned about the strength of the rod after it was gun drilled.As for the crank when I spoke to a well known offshore engine builder and racer he told me...

Forum: General Q & A

03-28-2005, 01:48 PM

Replies: 87

quad-rotor 565

Views: 12,979

Posted By whitewater

quad-rotor 565

Hi everyone! Im currently building a 565 3.3 quad rotor endurance engine, I and am looking for some advise on a few components.I purchased a new World 111 block with steel caps and am having piston...

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