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2008 420

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Old 11-26-2018, 08:47 AM
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i got a 2008 420 on trade. It wonít start. Battery is good. Spark plug is good and firing good and blue. Itís getting plenty of fuel. Has new injector and it is working Iíve tested it. Has good compression. Ive treid getting it to hit on starting fluid and it still wonít start. Help
 
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Old 11-26-2018, 07:54 PM
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Is injector factory honda? NGK spark plug? what was compression reading? Just afew question here to try to help with the history of atv.
 
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Old 11-26-2018, 07:56 PM
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honda injector. New mgk spark plug. Testing compression tomorrow.
 
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Old 11-27-2018, 10:38 AM
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Might want to check timing....good spark means nothing if t happens at the wrong time.
 
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Old 11-27-2018, 03:42 PM
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Compression is only 40 psi
 
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