Last night I did some reading in the ITCS and in 9.1.3 para C it states:
Any updated/backdated components shall be substituted as a completeplated).
assembly (engine long block, transmission/transaxle, induction system,
differential/axle housing). No interchange of parts between assemblies
is permitted, and all parts of an assembly shall be as originally produced
for that assembly (such parts may, however, be coated, painted or
So, it doesn't sound like one can just swap in higher compression pistons if such block didn't come with 10:1 compression. Am I reading that right?
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