How much is a 1967 Plymouth Richard petty 1.64 die cast car worth still in package?

The value of a 1967 Plymouth Richard Petty 1:64 die-cast car still in its package can vary significantly based on its condition, rarity, and market demand. Generally, it can range from $20 to over $100. For a more precise valuation, it's advisable to check recent sales on platforms like eBay or consult collector guides.