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1973 - 1974 Corvette: Service Bulletin: Engine Overheat Due to Blocked Coolant Passage in the Cylinder Head

Jan 18, 2015 1973 corvette, 1974 corvette, service bulletin, 350 cubic inch, 350 c.i., 400 cubic inch, 400 c.i., engine, v-8 engine, v-8 engines, coolant, blockage, cylinder head, overheating, overheat condition, casting process, exit port, head casting 0 0 1320 0/5 (0 Vote)

Subject:   Engine Overheat Due to Blocked Coolant Passage in the Cylinder Head Model and Year:   All Small Block V-8 Engines Source:  Chevrolet Dealer Service Technical Bulletin Bulletin No:   74-T-6 Section: ... Read More

1986 - 1990 Corvette: Service Bulletin: New Design Cylinder Heads Production Change Information

Jul 28, 2014 1986 corvette, 1987 corvette, 1988 corvette, 1989 corvette, 1990 corvette, service bulletin, new design, cylinder head, cylinder heads, production, change, information, 90-246-6A 0 0 1219 0/5 (0 Vote)

Subject: NEW DESIGN CYLINDER HEADS PRODUCTION CHANGE INFORMATIONModel and Year: 1986-88 B, F, Y CARS WITH 5.7L (VIN CODE 6, 8) AND 5.0L (VIN CODE H, F, G) ENGINES1989-90 B, F, Y CARS WITH 5.0L (VIN CODE F) AND 5.7L (VIN CODE 8) ENGINESAPPLICATION:... Read More

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