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General Discussion / 1969 z28 dz 302 compression results low?
« on: November 17, 2011, 03:33:17 PM »
Ok guys, has anyone done a compression test on a dz302? Mine average 125 to 130 after 3 turns of the motor and 150 to 155 after maxing out at 7 turns. Is this in the ball park or a little low? All plugs removed, throttle open, 11 to 1 pistons, comp 346 cam, rebuilt w new rings and broken in. Jerry, you there? Thank you, Gary