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					Originally Posted by  S.J.SLEEPER
					 
				 
				what year is the firebird? i'm not big on v6 but i know my way around v8's. i thought the 3.4 &3.8 had hydraulic lifters in it. meaning there would be no adjustment of valves. 
			
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 its a 95... It does have hydraulic lifters, but after i did a oil change I have this noise. Sound like a valve tap to me. It speeds up with higher RPMS. 
Although My EGR is starting to fail, would that make a tapping noise.