I don't know (or care for that matter) but there is a worldwide organisation who can help. The "Bagscott Baggaster' are a global charity who will value any car post 1961. Good luck!
It was manufactured about 1974 and worth $250-$280 depending on condition.
28.00
Standard Vanguard is about $400. My references do not show they were made in .280 caliber.
280 miles
280$
Around 280 net hp
how much are sports illustrated 1974 magizines worth today
Floyd Mayweather Jr. has a net worth of $280 million.
100-700 usd
30 degrees on dwell or 16 thousands with feeler gauge (close)
1974 would make it an Eisenhower dollar, which is only worth face value.
1974 S (Proof) Quarter is worth $1.50.