Author Topic: 090 over bore  (Read 472 times)

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Offline ej

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090 over bore
« on: February 16, 2018, 03:32:47 pm »
Building a 090 with a 70mm piston in it with a hr carb for gtg on gas

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Offline 3000 FPS

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Re: 090 over bore
« Reply #1 on: February 16, 2018, 08:17:22 pm »
Wow that is like 2.75 inches.    That should be interesting.
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Offline Cut4fun .

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Re: 090 over bore
« Reply #2 on: February 16, 2018, 08:27:46 pm »
Sound right?  70mm 40mm = 153.94cc

Offline Cut4fun .

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Re: 090 over bore
« Reply #3 on: February 16, 2018, 10:06:57 pm »
EJ's pics on CR G


Offline jmester

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Re: 090 over bore
« Reply #4 on: February 16, 2018, 10:17:56 pm »
Looks like a custom thin ring piston? That saw should be a wild ride.
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Offline Cut4fun .

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Re: 090 over bore
« Reply #5 on: February 16, 2018, 10:43:28 pm »

Offline ej

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Re: 090 over bore
« Reply #6 on: February 17, 2018, 11:25:02 am »
Thanks Kevin my pics would not upload
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