Hastings Piston Rings 2M5519060 8-Cyl Ring Set; Plasma Moly Height: 2.000 Width: 5.000 Length: 10.000 Weight: 0.16 Fitment: 1978/GMC/C25 Suburban/Sierra Grande Sport Utility 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated::Racing Rings^^1978/GMC/C25 Suburban/Sierra Classic Sport Utility 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated::Racing Rings^^1978/GMC/C25 Suburban/High Sierra Sport Utility 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated::Racing Rings^^1978/GMC/C25 Suburban/Base Sport Utility 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated::Racing Rings^^1976/GMC/C25 Suburban/Sierra Grande Sport Utility 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated::Racing Rings^^1976/GMC/C25 Suburban/Sierra Classic Sport Utility 4-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated::Racing Rings^^1976/GMC/C25 Suburban/High Sierra Sport Utility 4-Door/7.4L 454Cu. In. V...