Thread: Weird Tapping from back of engine

Originally Posted by pontiacgtp24

your talking about a top engine cleaner if im not mistaken.that wont help this problem.its lucas motor oil addative.it a quart of oil thick as molasses. the idea is thicker oil means less oil pressure leak down from a hydo-lifter seal.Its hit and miss but its only 10$ for the stuff.worth a shot and it cant hurt the engine.if you posted a vedio of the car making the noise that would help narrow it down

oh nah, i meant the seafoam for the idea of seeing if i have a leaky exhaust by lookin for smoke seeping. but im gonna try the lucas to see if it helps