Skip to Main Content
StillRuns
BrowseSellHow It WorksPricing

Model Spotlight

Ford Mustang

1964–1973 (First Generation)

The original pony car. The 1964½–1973 Mustang is the most recognized American classic — and still one of the most accessible collector cars on the market.

Overview

The Mustang launched in April 1964 and sold over 1 million units in its first 18 months, creating the “pony car” segment and defining American sports car culture for a generation. The 1964½ through 1966 models — notchbacks, fastbacks, and convertibles — are the most sought-after for their clean proportions and relative simplicity. The 1967–68 models gained weight and power with the introduction of big-block engines. The 1969–70 era produced the Mach 1, Boss 302, and Boss 429, among the most collectible production Mustangs ever built. By 1971–73, the car had grown significantly in size and weight and is generally less desirable to collectors, though increasingly appreciated as a distinct expression of the era.

Generations

1964½–1966 — Original Body

Clean proportions, three body styles (notchback, fastback, convertible). The K-code Hi-Po 289 is the hero engine. The 2+2 fastback is the most desirable body style. 1965 and 1966 are the most liquid entry-level collectible Mustangs.

1967–1968 — Big Block Era

Grew slightly to accommodate the 390 FE and 428 Cobra Jet big blocks. Cleaner face than the 1966 reskin. Still excellent proportions. The 428 Cobra Jet (introduced mid-1968) is a significant performance variant.

1969–1970 — Mach 1 / Boss Generation

New longer body, Sportsroof fastback is the most desirable. Mach 1 is the volume performance model. Boss 302 is the Trans-Am homologation car. Boss 429 is one of the most valuable production Mustangs — a NASCAR homologation exercise with a hand-assembled engine.

1971–1973 — Controversial Re-Design

Substantially heavier and wider. Less popular with collectors but increasingly appreciated as a distinct era. Some performance variants (429 CJ, Boss 351) remain collectible. 1973 was the final year of the first-generation body.

What to Look For

  • Original matching drivetrain with correct engine and transmission stamps
  • Marti Report (available from martiauto.com) confirming factory-installed options from Ford's production records
  • "9" digit in the 5th VIN position indicating factory high-performance engine (K-code Hi-Po 289)
  • Convertible top mechanism condition and originality (Mustang convertibles are moisture-prone in the top well area)
  • Any original documentation: window sticker, dealer invoice, owner's manual with stamped service records
  • Original factory color — some colors (Grabber Blue, Calypso Coral, Twister Special) command meaningful premiums over common colors

Red Flags

  • Rust at the torque boxes (where the front subframe meets the firewall) — common and expensive to repair correctly
  • Quarter panel rust, particularly in the lower corners and along the rocker seam
  • Door skin rust at the bottom edge — common, and often bondo'd over rather than repaired
  • Engine swaps without documentation — kills numbers-matching status permanently
  • Title issues — early Mustangs were among the most stolen cars of their era; verify VIN consistency across all plates and tags
  • Claimed Boss 429 or Shelby GT350/500 without certification — these are the most cloned Mustangs; require independent verification through Marti Report and registry databases

Collectibility Notes

Fastbacks command a premium over notchbacks of equivalent specification and condition; convertibles typically price between the two. Boss 302 and Boss 429 command significant premiums as documented performance homologation cars. K-code (Hi-Po 289) cars in good original condition are increasingly desirable. Shelby GT350 and GT500 models operate in their own distinct market tier. A clean, documented, numbers-matching 1965 or 1966 fastback with a 289 four-barrel remains one of the best entry-point collectibles in the American classic car market: reasonably priced, broadly understood, easy to source parts for, and with one of the most liquid resale markets of any collector car.

Market Outlook

The Mustang is the most liquid classic car market in America — easy to buy, easy to sell, with well-established price discovery. Values peaked broadly in 2015–2018 and have stabilized since. Good driver-quality examples are available at $25,000–$60,000. Excellent, well-documented examples in desirable configurations run $60,000–$120,000. Boss models, documented Shelbys, and exceptional concours cars run substantially above that. The Boss 429 regularly trades at six figures in good condition.

Documentation & Resources

Marti Reports (martiauto.com) decode every factory-installed option on 1967–1973 Mustangs from Ford’s production database — the single most important documentation tool for any first-gen Mustang purchase. The Mustang Club of America maintains records and can assist with registry verification. The Shelby American Automobile Club (SAAC) maintains the Shelby registry. Marque-specific forums (Vintage Mustang Forums, The Mustang Source) have decades of accumulated expert knowledge.

Browse Ford Mustang Listings

Ready to find your Ford Mustang? Browse current listings on StillRuns — no buyer fees, no commissions. Sellers keep 100% of their sale price.

StillRuns

The classic car marketplace built for enthusiasts. Zero buyer fees. Sellers keep 100%.

Marketplace

  • Browse Cars
  • Sell Your Car
  • Pricing
  • How It Works

Company

  • About
  • Blog
  • Careers
  • Press

Support

  • Help Center
  • Contact
  • Seller Guide
  • Buyer Tips

Legal

  • Privacy Policy
  • Terms of Service
  • Cookie Policy

© 2026 StillRuns Inc. All rights reserved.

Made for the cars worth keeping.