1981 Pontiac Firebird equipped with 5.0L V8 Gas OHV, 4.9L V8 Gas OHV Turbo, 4.9L V8 Gas OHV, 4.3L V8 Gas OHV, 3.8L V6 Gas OHV
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8.5 In., 8.625 In., 8.75 In., or 8.875 In. Ring Gear
1981 Pontiac Firebird equipped with 5.0L V8 Gas OHV, 4.9L V8 Gas OHV Turbo, 4.9L V8 Gas OHV, 4.3L V8 Gas OHV, 3.8L V6 Gas OHV
8.5 In., 8.625 In., 8.75 In., or 8.875 In. Ring Gear