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1974 GMC G25/G2500 Van 4.8L 6 Cyl. Notes: Engine Connecting Rod Bearing -- A-Series aluminum bearings; 0.002in Undersize. 1970-1974 GMC G25/G2500 Van 5.7L V8. 1968-1973 GMC G25/G2500 Van 5.0L V8. Dramatically reduces or eliminates bearing wear.





