ive replaced my lifters in my ea, and they still make a horrible bashing sound in the morning when i start the car. The whole reason i replaced them was to get rid of that noise and it didnt work. I used after market lifter was that my problem? are geniune ones better? Iam using shell helix 15w 40 oil should i go thinner and i was gunna try this magnatec stuff whats it like , will it solve the problem?