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GMC 454 Engine (V8, 454 cid, 7.4L)
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This GMC 454/7.4L engine/motor can fit the C35/C3500 Pickup, K15/K1500 Pickup, G25/G2500 Van, G15/G1500 Van, K25/K2500 Pickup, Sprint, K25/K2500 Suburban, C15/C1500 Pickup, G35/G3500 Van, P15/P1500 Van, C25/C2500 Pickup, P35/P3500 Van, C15/C1500 Suburban, K35/K3500 Pickup, C25/C2500 Suburban and some other GMC car and/or truck applications - for more details see your automobile manual.

GMC 454 Light truck.
Engine DescriptionSizeVINPrice/Core
GMC 454 Light truck.

454/7.4LX$1,721/$600
GMC 454 Fuel injection, with detonation sensor, one piece rear main seal.
Engine DescriptionSizeVINPrice/Core
GMC 454 Fuel injection, with detonation sensor, one piece rear main seal.

454/7.4LN$1,890/$700
GMC 454 Motorhome engine.
Engine DescriptionSizeVINPrice/Core
GMC 454 Motorhome engine.

454/7.4LZ$1,863/$600
GMC 454 Light truck, 2 bolt main, TBI, 2-piece rear main seal.
Engine DescriptionSizeVINPrice/Core
GMC 454 Light truck, 2 bolt main, TBI, 2-piece rear main seal.

454/7.4LW, N$1,775/$600
GMC 454 Passenger cars and light truck.
Engine DescriptionSizeVINPrice/Core
GMC 454 Passenger cars and light truck.

454/7.4L$1,692/$600
GMC 454 Light truck, 2 bolt main, TBI, 2-piece rear main seal.
Engine DescriptionSizeVINPrice/Core
GMC 454 Light truck, 2 bolt main, TBI, 2-piece rear main seal.

454/7.4LN, W$1,775/$600
GMC 454 Light truck, 2 bolt main, TBI, 2-piece rear main seal.
Engine DescriptionSizeVINPrice/Core
GMC 454 Light truck, 2 bolt main, TBI, 2-piece rear main seal.

454/7.4LN$1,775/$600

For troubleshooting tips and repair information on the GMC 454/7.4L engine, please visit our Information page.