Quote:
Originally Posted by jr_ss
A lot of people run the 9Xlbs springs. Anything over the 12Xlbs cause abnormal wear and really aren't needed.
The Factory P11 springs are actually stiffer than the P12 springs. Cam profiles, particularly ramp profiles play a large role in what spring rates are necessary too.
This page has a list of valve spring seat pressures. http://pulsar.org.au/forums/showthre...l-advise/page3 |
I have 120psi supertech spring in my head
I built my engin with most of the parts that are in my friend sr24vet from mazworx
We took the engin appart lots of time for inspection and no damage to the cams what so ever after 3+ years in fd usa
Oil : redline 20w50 fyi