550 engine comparison to the 63's 6.2 engine
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550 engine comparison to the 63's 6.2 engine
MB two new engines the 5.5 and the 6.3. Just want to know how they compare? I know they are both DOHC with VVT on intake and exhaust, are they the same engine with the 6.3 just bored out with higher compressino? Anyone know?