You may still need to do it. In 01 is when they started with the LS6 block pattern in LS1's so some blocks may be off the original design. You'll know as soon as you lay the VCT down.
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You may still need to do it. In 01 is when they started with the LS6 block pattern in LS1's so some blocks may be off the original design. You'll know as soon as you lay the VCT down.
So you're saying it's not a 98 thing, but 98-00 (and some 2001) engines thing?