Do I need new valve springs?

iowabowhunter

Member
Mar 24, 2004
62
0
7
HI
I've got a 351W out of an 89 F150. I have a Summit cam duration 204/214 Lift .448/.472 RPM band is 1500-4000. Could I use this cam with the stock springs? Do you think it would be an improvment over the stock cam? BTW this is going into another truck

Thanks
Bob
 
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