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Fits 1970 to 1979 Buick Centurion, Century, Electra and 8 more models. See every vehicle
Hays heavy-duty flexplates for high performance and competition engines are constructed of a thicker than stock steel plate, enabling them to withstand the stress of high-stall torque converters and today's high-RPM engines. While factory stock plates tend to crack around the crankshaft hub when punished under high torque and RPM conditions, the thicker Hays Flexplate handles the force. These H.D. flexplates are supplied with a ring gear that is securely welded in place and feature dual bolt patterns for flexibility in adapting to multiple transmission style torque converters. All Hays heavy-duty flexplates are zinc-dichromate plated to resist corrosion and are SFI certified under specification 29.1.
Warranty: Manufacturer's 90 Day Warranty
| Year | Make | Model | Submodel | Engine |
|---|---|---|---|---|
| 1971 - 1973 | Buick | Centurion | Base | 7.5L 455 V8 |
| 1973 - 1974 | Buick | Century | Base, Luxus | 7.5L 455 V8 |
| 1977 | Buick | Century | Custom | 6.6L 403 V8 |
| 1970 - 1972 | Buick | Electra | 225, 225 Custom | 7.5L 455 V8 |
| 1973 | Buick | Electra | 225, 225 Custom, Base | 7.5L 455 V8 |
| 1974 | Buick | Electra | 225, 225 Custom, 225 Limited | 7.5L 455 V8 |
| 1975 | Buick | Electra | Custom, Limited | 7.5L 455 V8 |
| 1976 | Buick | Electra | 225, Limited | 7.5L 455 V8 |
| 1977 | Buick | Electra | 225, Limited | 6.6L 403 V8 |
| 1978 - 1979 | Buick | Electra | 225, Limited, Park Avenue | 6.6L 403 V8 |
| 1970 - 1976 | Buick | Estate Wagon | Base | 7.5L 455 V8 |
| 1977 - 1979 | Buick | Estate Wagon | Base | 6.6L 403 V8 |
| 1970 | Buick | GS 455 | Base, GSX | 7.5L 455 V8 |
| 1971 - 1972 | Buick | GS 455 | Base | 7.5L 455 V8 |
| 1970 - 1973 | Buick | LeSabre | Base, Custom | 7.5L 455 V8 |
| 1974 | Buick | LeSabre | Base, Luxus | 7.5L 455 V8 |
| 1975 | Buick | LeSabre | Base, Custom | 7.5L 455 V8 |
| 1976 | Buick | LeSabre | Custom | 7.5L 455 V8 |
| 1977 | Buick | LeSabre | Base, Custom, Custom Sport | 6.6L 403 V8 |
| 1978 | Buick | LeSabre | Base, Custom | 6.6L 403 V8 |
| 1973 - 1974 | Buick | Regal | Base | 7.5L 455 V8 |
| 1970 | Buick | Riviera | Base | 7.5L 455 V8 |
| 1971 | Buick | Riviera | Base, Gran Sport | 7.5L 455 V8 |
| 1972 - 1974 | Buick | Riviera | Base | 7.5L 455 V8 |
| 1975 | Buick | Riviera | Base, GS | 7.5L 455 V8 |
| 1976 | Buick | Riviera | Base, SR, Sport | 7.5L 455 V8 |
| 1977 | Buick | Riviera | Base | 6.6L 403 V8 |
| 1978 | Buick | Riviera | Base, LXXV Anniversary Edition | 6.6L 403 V8 |
| 1970 - 1971 | Buick | Skylark | Base, Custom | 7.5L 455 V8 |
| 1970 | Buick | Sportwagon | Base | 7.5L 455 V8 |
| 1970 | Buick | Wildcat | Custom | 7.5L 455 V8 |