Allison 1000 series and allison 1000 pk whats the difference? E - Chevy and GMC Duramax Diesel Forum
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post #1 of 1 (permalink) Old 01-13-2020, 10:28 PM Thread Starter
Join Date: Jan 2020
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Allison 1000 series and allison 1000 pk whats the difference? E

I have an 02 silverado 2500HD with 200,000+miles on stock Allison 1000 series trans , with a mild EFI HP ugrade sometimes i get a heavy foot and trans goes into limp.So i found a donor Allison 1000 PK just wondering if anybody could tell me the difference between the 1000 SERIES and the 1000 PK ,is it the valve body?
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