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L31R complete or ZZ4 short block
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02-15-2019, 04:09 PM
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toolboxchev
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Re: L31R complete or ZZ4 short block
Quote:
Originally Posted by
Warrens69GMC
12cc dished pistone
normally the zz motors are approx .020 in the hole
Yep, found the spec that say the ZZ4 block is not ZERO decked. Thanks Warren!
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