NEW STANDARD SIZE USA MADE MICHIGAN MAIN BEARING SET FOR THESE  6 CYLINDER MODELS:

• Buick 250 - 3.875x3.531 - 1968-76
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• Chevrolet 194 - 3.563x3.250 - 1962-67
• Chevrolet 230 - 3.875x3.250 - 1963-70
• Chevrolet 250 - 3.875x3.531 - 1966-80
• Chevrolet 292 - 3.875x4.125 - 1963-80
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• GMC Truck & Coach (Detroit Diesel) 194 - 3.563x3.250 - 1964-66
• GMC Truck & Coach (Detroit Diesel) 230 - 3.875x3.250 - 1963-70
• GMC Truck & Coach (Detroit Diesel) 250 - 3.875x3.531 - 1966-81
• GMC Truck & Coash (Detroit Diesel) 292 - 3.875x4.125 - 1963-81

• Pontiac 194 - 3.563x3.250 - 1962-67
• Pontiac 215 - 3.750x3.250 - 1964-65
• Pontiac 230 - 3.875x3.250 - 1963-70
• Pontiac 250 - 3.875x3.531 - 1966-76

• Studebaker 194 - 3.563x3.250 - 1965-66
• Studebaker 230 - 3.875x3.250 - 1966

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