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Engine Compression Specifications

WARNING: This page does not describe the selected car, but rather 24 other vehicles, including the 1990 Pontiac Grand Prix, 1990 Pontiac Firebird, 1990 Pontiac Bonneville, 1990 Pontiac 6000, and 1990 Oldsmobile Toronado. However, it is still accessible from the selected car via links, so may be relevant.
COMPRESSION RATIO SPECIFICATIONS

Application Specification
3.1L (VIN T) 8.8:1
3.1L (VIN V) 8.7:1
3.3L (VIN N) 9.0:1
3.8L (VIN C & L) 8.5:1