GMC had a 302 6 cylinder that is considered the "holy grail" by GMC enthusiasts. They didn't have a 302 V8. The stock V8 was a 336 in '58.

I live near Weatherford and would be willing to look it over and tell you what you have and what it needs.

"It's just a phase. He'll grow out of it." Mama, 1964

1956 Chevy 1/2-ton 3100
1953 Chevy 6100 "The Yard dog"
1954 GMC Suburban Now with a new proud owner.