Recent content by dgoplen

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    68 340 timing

    thanks so i really have to find out where my tdc is on the balancer and make new marks then.how exactly do you know your timing if you cant see the line behind the water pump housing? also does it hurt to keep advancing the timing at idle it seems the more i advance it the better it runs up...
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    68 340 timing

    i have a 68 340 that has some type of mopar cam in it. i also have a mallory distributor with mechanical advance. i tried to put the timing to about 6 btdc and it runs crappy.so i put it back to somewhere before 12 btdc as i cant see the mark behind the water pump. it seems the farther i...
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    Pushrod Question

    they are suppose to work but,, you need .020 to .050 preload on the lifters to keep them from rattling.so i would not buy any pushrods until you measure what you need or you may have the same problem i had all winter.
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    340 lifter noise

    after 5 monthes of this i finally fixed it. when i removed the original head gaskets i never measured them before tossing them.I assumed stock style gaskets should work .mistake 2.assuming felpro would make a stock thickness gasket for a stock kit, mistake 3, assuming anything at all mistake...
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    340 lifter noise

    i still have the other pushrods that are 7.550 should i try it with these?is the preload the distance that the plunger actually moves down from the top? it should be in the .030 -.040 range when the cam is on the flat side of the lobe right? its just that i wish i would have kept the original...
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    340 lifter noise

    should the lifters all drain out after sitting a while or stay full?why would they make noise? to much clearance some where? or junk in the lifters? tks
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    340 lifter noise

    i have the stock valve train which is what it had before i tore it apart,i was sure the felpro thick gaskets were the cause,which is why i put int he thin mopar.025 gaskets.its a hard lifter noise and it doesnt sound like one either.i think its hard to believe a cam could be bad from just...
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    340 lifter noise

    any ideas,ive been trying to figure this out since about xmas,i put in new headgaskets on my 68 340 .i got the felpro 8553 ones.after starting it up it has terrible lifter noise ticking.the rockers seemed loose so i bought a pushrod checker and it said about 7.53 so i found some 7.550 and put...
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    340rocker oiling

    i have them on right then
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    340rocker oiling

    stock heads,i moved rockers to other side and strted it still noise there,it seems like the noise is lifter area not really rockers oil comes out pretty good on driver side but pass side seems alot less. does anyone know how tight the pushrods should be when you shut it off and try to spin...
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    340rocker oiling

    whats puzzling is this engine ran great until i changed head gaskets,i didnt measure the old ones i suspect they were the thin mopar kind.after i put it back together its been ticking like a few bad lifters.i bought a pushrod length checker and they werea bit short .0 preload about 7.520 so i...
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    340rocker oiling

    i have been fighting this since i changed head gaskets,to the8553 new pushrods now,they are tight i have like 60 psi running but not much at the rockers ,i wanna see if i have oil at the rockers or not ,is a particcular shaft on 1 side or the other?
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    340rocker oiling

    while it was running i didnt see much at all and it was still kinda of ticking like lifter noise on both heads.if i crank the motor over should it squirt out of the oil passage on each head?i am wondering know if the head gaskets i changed are blocking oil flow to rockers?
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    340rocker oiling

    just curious if anyone knows how much oil should be on the rocker arms of a 340 when running ,I have the valve covers off and there is barely any oil. shouldnt it be running all over? the rockers just oil out of the 2 ports 1 on each head coming to the shaft right?
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    340 lifter noise

    60 psi the rockers are aimes to the outside ,does it matter left or right on either head. this engine ran great untill i put those felpro gaskets in .i wish i would have measured the ones that i took out.they were more of a steel/graphite material ,probaly mopar performance.
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