Can I use my stock length push rods with this cam?
#1
I have a Comp Cams 216-220 .525/.532 114 LSA
Can I use my stock length pushrods with my stock lifters and rockers?
I am putting in this cam and Z06 Springs, do I need anything else?
Can I use my stock length pushrods with my stock lifters and rockers?
I am putting in this cam and Z06 Springs, do I need anything else?
#2
you should be fine with stockers and that cam... just check the base circle of the lobes. I am almost positive that Comp uses a stock size circle on all their lobes. someone correct me if I'm wrong...
#7
Originally Posted by gonzo 6.0
Check for yourself but my understanding is comps base is .020 less than stock.comps 7.4 push rod will make you flush,stock is 7.380.like I said check comp reps
You'll be fine with the stock rockers and lifters though
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#8
Originally Posted by budhayes3
This sounds about right...from what I've learned here, the stockers are 7.380 while the Comps are a true 7.4...and the base circle on that cam is smaller. The base circle on my baby cam is smaller than stock. You'll probably be fine, just as L33Z71 was, as the lifter should make up the difference, but personally, I'd recommend going with some hardened pushrods for some insurance anyway. The stockers weren't designed for performance, and will flex at higher RPM's.
You'll be fine with the stock rockers and lifters though
You'll be fine with the stock rockers and lifters though

Oh yeah, I was just using stock length pushrods. I did upgrade to hardened chromoly ones though.
#9
I got a wholesale deal yesterday on a set of 7.4 one piece moly rods. A big time push rod manufacturing company is in my town.They dont do retail but made contact with the right guy that took care of me.
He says they produce 2000 push rods a day.I have a cam in waiting that I may pull the trigger on this weekend.There goes my warrenty.
He says they produce 2000 push rods a day.I have a cam in waiting that I may pull the trigger on this weekend.There goes my warrenty.
#10
I 100% plan on going to hardend push rods, I just didn't know the size to get. I was told I can use my stock length if I have not shaved my heads.
L33Z71 how did you like the cam, did it give you a great deal of power?
L33Z71 how did you like the cam, did it give you a great deal of power?






