I have tried numerous gaskets, the moroso's were the worst for leaks, they split around the steel band, put the superperformance ones on, end of problem. Mick
69 Dart GTS 440 mopar .590 cam, Edelbrock heads, 3200# best et 6.45, 106.78, 10.14, 132.88 mph, 1.47 60ft best 60ft 1.36