1. Thickness: .025", .050" 2. Material: Steel Sheet 3. Surface Finish: Galvanized 1966-2004 Nissan's Altima, Pickup, Pulsar NX, Sentra L4-1.5, 1.6, 1.8L, 2.0L, 2.2L, L6-2.6L, 2.8L engine. Detailed ApplicationsYearMakeModelEngine1966 - 1970Nissan1600L4 1.6L vin - 1595cc CID - GAS CARB Naturally Aspirated R161968 - 1970Nissan2000L4 2.0L vin - 1982cc CID - GAS CARB Naturally Aspirated U201977 - ...