Reproduction double groove crankshaft pulley for 1965-67 Buick GS, Sklark, Pontiac GTO, Lemans models with 400ci engine. Fits Pontiac, Buick 389ci, 400ci, 421ci, 428ci engines. Measures 7-1/4' in diameter. Number stamped on pulley is 9778804.
Buick Applications
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| Make | Model | Years |
| Buick | Skylark | 1965 - 1967 |
| Pontiac | GTO | 1965 - 1967 |
