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Valve guide question

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Old 11-09-2007, 10:50 AM
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Valve guide question
if i break a valve guide on a cast head can i have it punched out and replaced?
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Old 11-09-2007, 11:36 AM
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Car: 1984 Z28 Hardtop
Engine: 383 Carb
Transmission: 4L60
Axle/Gears: 3.54 Dana 44
Re: Valve guide question
How did you break a valve guide?
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Old 11-09-2007, 11:57 AM
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Re: Valve guide question
it was cracked when i removed the head..., when i removed the valvespring a chunk fell out
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Old 11-09-2007, 12:00 PM
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Car: 1984 Z28 Hardtop
Engine: 383 Carb
Transmission: 4L60
Axle/Gears: 3.54 Dana 44
Re: Valve guide question
Sounds like you need a new head.
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Old 11-10-2007, 11:18 AM
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Re: Valve guide question
A competent machine shop should be able to bore out the cast-in guide and drive in a replacement "false" guide. The valve seat will have to be reground at the same time.
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