October 20th, 2016, 04:53 PM
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Senior Member
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Join Date: Jan 2013
Location: Rohnert Park, ca.
Truck: 1968 KM2500
Posts: 1,325
Rep Power: 415
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Re: 64 vs 69 305e
The cam profile is different on 66 and up engines so you won't have any increase in power on the 64 305.
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