pushrod length?
02-08-2006, 10:53 PM
#1
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pushrod length? i am installing a lunati T1 cam 221/221 .558/.558 in my car, i was wanting to know if i would need to use 7.375 pushrods, or if i would need to use 7.400 pushrods. stock heads and rockers. any info is appreciated.
Last edited by scarbrow; 02-08-2006 at 11:03 PM.
02-09-2006, 05:51 AM
#3
TECH Senior Member
7.40's will work.
Measure your cam base circle.
(Stock Base C) - (T1 Base C) = 1.55 - (T1 Base C) = (0.XX)
(0.XX) / 2 = (length of increase in p-rod needed) = (0.YY)
If that figure (0.YY) is more than .025 but <.050, then you'll need 7.425
If less than .025, then 7.40
Measure your cam base circle.
(Stock Base C) - (T1 Base C) = 1.55 - (T1 Base C) = (0.XX)
(0.XX) / 2 = (length of increase in p-rod needed) = (0.YY)
If that figure (0.YY) is more than .025 but <.050, then you'll need 7.425
If less than .025, then 7.40