Car of the Week: 1964 Chevrolet Corvair Monza Spyder Old ...
Sep 24, 2018· While displacement was up 19 cubic inches over the 1963 engine, the 150hp rating was the same (though the 1964 version developed it at 4000 rpm compared to the 1963 engine''s 4400 rpm). Like all 1964 Corvair power plants, this one had redesigned hardware and gaskets to better seal against oil leakage around the rocker arm covers, which had ...