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Powertrain

Engine Assembly

For Chevrolet, GMC, Oldsmobile and Isuzu vehicles

  • Fitments

(4.3L, VIN W, 8th digit, 6-262) build date opt ZN4

(4.3L, VIN W, 8th digit, 6-262)

(4.3L, 6-262, VIN W, 8th digit)

4.3L (VIN W, 8th digit, 6-262) ID UBA and ID UBC (metric bell housing bolts)

4.3L (VIN W, 8th digit) ID UBC (metric bell housing bolts)

4.3L (6 cylinder) VIN W (8th digit)

(4.3L, VIN W, 8th digit) build date opt ZN4

(4.3L, VIN W, 8th digit)

6-262 (4.3L) VIN W (8th digit) build date opt ZN4

4.3L (6-262) VIN W (8th digit)