Thread: Why did nhra change the cam and valve spring rule in 1985?
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Old 07-05-2010, 07:43 PM   #10
SSDiv6
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Default Re: Why did nhra change the cam and valve spring rule in 1985?
Quote:
Originally Posted by Rick Leininger Jr. View Post
IF you use the ceramic lifters.
Yep...in the past I have addressed the subject of valve train dynamics and camshaft lobes in the Tech section...there is a lot more on new camshaft designs that do not require the high spring pressures being used today...
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