Don't be fooled here, the SVO A4 block is very strong. It's very similar to the new R block, which is also very stout. So, the 331 won't have any block strength issues.
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1991 5.0 LX Coupe - 40,750 miles
331 cu. in. / Tremec 3550 / BFG Drag Radials
12.22 @ 114.31 mph - w/1.89 60'
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