September 22nd, 2022, 10:02 PM
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-= Dues Paid =-
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Join Date: Dec 2020
Location: Friesland, the Netherlands
Truck: 1965 GMC 1500, 478 V6, SM420
Posts: 513
Thanks: 38
Thanked 72 Times in 39 Posts
Rep Power: 225
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Re: Got a 478...
OEM valve left and Cummins valve on the right. I'm probably going to add a small back cut to remove that awful ridge after the seat cut.
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