Based on proofhouse.com, it was made between 1958 & 1959,
it ain't worth a monkeys left ball
Your frontier scout was made in 1963.
1958
@1962
Produced around 1967.
1971
You must call Colt.
22 cal. single action colt frontier serial# 34170K was made in 1968
Proofhouse.com has sn data.
on the inside of grip
Colt frontier scout with that serial number was made in 1962 per proofhouse.com
That Colt frontier scout was made in 1959.