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Heymow - Lawnmower Racing Forum
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Briggs Flathead
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Topic:
Which Should I Choose???????
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Topic: Which Should I Choose??????? (Read 2650 times)
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MTDrider1160
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Which Should I Choose???????
«
on:
October 14, 2006, 09:44:08 pm »
I have a 12.5hp briggs and a 14 OHV briggs and i need to decide on which one to use. The 12.5 is I/C. I like the OHV cause its bigger but theres the valve float problem with the higher RPM. Which one should i use??? I want to run in F/X class and the budget is kinda tight
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George Herrin
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I am going to Race Every Race like its my last one
Which Should I Choose???????
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Reply #1 on:
October 14, 2006, 11:49:28 pm »
regardless which you use you will float the bvalves at high rpm with stock springs. E.C. Distributing sells springs and retainers that will solve your issues. 29.95 a pair.
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George Herrin #6
Indian Power.. You gotta Go big to beat em or Go HOME
8 time ARMA National Champion
4 time USLMRA National Champion
Retired from BP
www.herrinmowersports.yolasite.com
www.allamericanmowerchampionships.yolasite.com
My other racer is a 1/5th scale Dirt Late Model!!!!
MTDrider1160
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Which Should I Choose???????
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Reply #2 on:
October 15, 2006, 09:40:47 am »
but if i put stiffer springs on the OHV wont i have to get a new cam because of increased wear?? what will stiffer springs do the flathead??
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George Herrin
aka SUPERMAN
Superman
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Posts: 17732
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I am going to Race Every Race like its my last one
Which Should I Choose???????
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Reply #3 on:
October 15, 2006, 09:56:37 pm »
stiffer springs are not gonna wear out your cam, not unless something is wrong with it to begine with. The springs are used to keep the valves in control and on the cam lobe surface instead of bouncing around.
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George Herrin #6
Indian Power.. You gotta Go big to beat em or Go HOME
8 time ARMA National Champion
4 time USLMRA National Champion
Retired from BP
www.herrinmowersports.yolasite.com
www.allamericanmowerchampionships.yolasite.com
My other racer is a 1/5th scale Dirt Late Model!!!!
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Heymow - Lawnmower Racing Forum
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Engine Help
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Briggs Flathead
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Topic:
Which Should I Choose???????