LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

bending pushrods

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Old Jul 2, 2004 | 07:33 PM
  #1  
grygst76's Avatar
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From: Gloucester-Spfld Mass
bending pushrods

Why would almost every one of my pushrods bend or snap when I switched to 987-16 comp springs? Is it the addition of the 1.6 roller rockers? Is that what threw my geometry off?? Do I have to switch back to 1.5's in order not to have to buy longer pushrods?
Old Jul 2, 2004 | 07:48 PM
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From: Fort Benning, GA
Learn to lash your rockers and you wont have a problem Looks like you had them way too tight
Old Jul 2, 2004 | 08:18 PM
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Either that or your installed heigh for the springs is way off or something.
Old Jul 2, 2004 | 09:02 PM
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From: Gloucester-Spfld Mass
I also used the 10 degree locks, is that what I should have? Only asking due to looking at the tip of the valve stem and seeing it as smaller then usual; or I'm seeing things. So people use 987-16 springs with stock pushrods and do not bend or break a pushrod?

P.S. Been adjusting valves since I was 12
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