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Originally Posted by picklenjim
(Post 3404477)
UHHHHH.......I don't think anyone was thinking that.
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riverrat.. i said my motor was now solid roller, so there is lash... re read everything, you misunderstood me..
if you tried that with a solid roller, not only would you be chaseing your own tail but sure would be a spell for some ****ed up parts! |
slow but fool proof
ok this is slow but fool proof
take plugs out rotate engine over by hand ( breaker bar on harmonic balancer bolt) one cylinder at time rotate engine (in direction of rotation)until exhaust lifter starts to move up , install and adjust intake rocker ( as said in other posts follow manufactures guidelines usually 3/4 - 1 turn past 0 lash ie hold wiggle / rotate push rod as you tighten rocker polyloc by hand untill up and down play is out thats 0 lash continue to turn engine over until intake has gone all the way up and is almost all the way down then install exhaust rocker I know this is time consuming and there are those that say to turn engine over certain number of degrees and you can do various cylinders at once ( this only works on small cams ) the above method while slow works on all cam profiles ( of course on a solid lifter you adjust with feeler gage instead of preloading also the hot lash method usually is not practical on a boat because most of the time one can not get the valve covers off with the exhaust on ( and it does make a mess even with those little clips to deflect oil ) they were made for the factory stamped steel rockers anyway and would not work for roller rockers hope this helped |
Originally Posted by SINGLETGT
(Post 3404565)
riverrat.. i said my motor was now solid roller, so there is lash... re read everything, you misunderstood me..
if you tried that with a solid roller, not only would you be chaseing your own tail but sure would be a spell for some ****ed up parts! |
I missed the fact that it was solid roller earlier. You have to set the lash based on the specs that came with the cam. You use a feeler guage. Lash should probably be in the .020-.030 area or so.
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Originally Posted by Griff
(Post 3405034)
I missed the fact that it was solid roller earlier. You have to set the lash based on the specs that came with the cam. You use a feeler guage. Lash should probably be in the .020-.030 area or so.
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Yeah, I see that now. Hyd roller for the original poster, so a 1/2 to 3/4 is good and should give about .040 of preload which is what is needed on most hyd lifters. I think Morels require less preload.
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Thankguys for the input. We adjusted the valves
and the motor started up and ran real sweet. We do have one noisey tappet that we will adjust today. A real pain in the ass getting the dome cover off and adjusting the valves while running. The boat has a fairly eratic cam. Timing it is another issue no marks left on the timing tab, so we basically went one way with the distributor, then the other until she idled fairly well. Started real nice and just left it. We have no specs on camshaft, so basically we are winging it. Thanks |
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