so i have ticken noise ?

Scout2

Member
So I have this tik n sound in my 345 and was having problems diagnoising on where it was coming from. So I decided 2 start by pul n the valvtrain and go from there heres what I descovered can anyone tell me what happened c pics below ( enjoy )
 
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My 1st guess is either a valve keeper let go or a spring broke/collapsed. Turn the head over and let's see the rocker side.
 
First off...count all yore dawgs...are all of 'em accounted for? None of 'em been layin' around the carb with the air cleaner off? Did the new mini-dobee git sukked in??

Sumthin' went down the gullet inna bad way and scrambled the guts.

Sumthin' fairly large and hard in order to thrash around in the combustion chamber and create a momentary "lockup" between the valve heads and the combustion chamber, that in turn broke the heads off the valves. This is not the same as "dropping a valve" due to gross over-rev.

Sumthin' went down the carb throat on the passenger side carb venturi since it's number five cylinder which is fed from that side of the dual plane intake. Air cleaner retainer nut? What's missing from the hardware on the top of the motor, what were ya doing just before ya cranked the motor?

Are the valve heads still stuck in an exhaust port or in the header for that side? Where'd they go?? They could also be inside the other three runners on the intake manifold fed from the passenger side.

Bummer...this is major rebuild indicator and right here at xmas-time!

Most likely, the rod on #5 is gonna be "bent" also, check that carefully when ya rip into the shortblock.

What's Jeff say, has he seen it?
 
Oh yea Jeff says hed never seen a doubble wamy their had been a tick n noise for a while ( so dont let it continue fix or this will happen ) yes the valve stems r still in the head I did find the valve spring keppers did come out pushrod has a nice 45 deg angle now and Jeff recomends to junk it thinkn of a 392 what r all the benifets to the up grade and do the brackets/ dist cross over( have dui in ) merry x mas 2 me ;)
 
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