Engine Powermore 420cc Model # 4P90HUB

J

jewisian

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• Apr 30, 2018 / Powermore 420cc Model # 4P90HUB

• #1

Anyone know what the valve adjustment settings should be? Does .005 intake and .008 exhaust sound right?

 

Boudreaux In Eunice La.

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• Apr 30, 2018 / Powermore 420cc Model # 4P90HUB

• #2

I would go 4 and 4

Let us know Mon Ami ..........

 

J

jewisian

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• Apr 30, 2018 / Powermore 420cc Model # 4P90HUB

• #3

Thanks! I couldn't find the specs for this anywhere.

 

I

ILENGINE

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• Apr 30, 2018 / Powermore 420cc Model # 4P90HUB

• #4

.004-.006 intake and .006-008 exhaust set with the piston at TDC compression stroke.

 

J

jewisian

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• Apr 30, 2018 / Powermore 420cc Model # 4P90HUB

• #5

Thanks!

 

Boudreaux In Eunice La.

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• May 5, 2018 / Powermore 420cc Model # 4P90HUB

• #6

Did you get it going ???

Let us know !!!!!!!!!!!!!

 

J

jewisian

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• May 6, 2018 / Powermore 420cc Model # 4P90HUB

• #7

Not sure yet. I had to order a starter now. Will let you know when that's done.
Thanks

 

Boudreaux In Eunice La.

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• May 7, 2018 / Powermore 420cc Model # 4P90HUB

• #8

We had one like this last year on the forum.......

Hard Man 2 Luv I think it was....... He played hell with that engine..... MTD engine made in China I think......

 

J

jewisian

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• May 14, 2018 / Powermore 420cc Model # 4P90HUB

• #9

I got it going. Replaced the starter and it started right up. I set the valves at .004 and .006. Runs good.
Thanks for all the help!

 

C

curtissa64259

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• Dec 27, 2019 / Powermore 420cc Model # 4P90HUB

• #10

Do anyone know the valve clearance for craftsman riding mower LT 1500 with 420cc engine?