Authenticity reference

Engine VIN stamp

numbers matching · documented

1969 Plymouth Road Runner Hemi front view; contributor-captioned Hemi example used as visual context, not standalone proof. 1969 Plymouth Road Runner 426 Hemi

Reference Details

Common issue: Replacement or restamped engine presented as numbers-matching without stamp and paperwork correlation.
Confidence: documented
Correct value: Documented example records an engine VIN stamp as part of the validation evidence for VIN RM21J9A274704.
Where to check: Engine VIN stamping pad and MMC validation/inspection documentation for the individual car

Cars With This Authenticity Marker

1 linked car page.

1969 Plymouth

1969 Plymouth Road Runner 426 Hemi

426 Street Hemi, dual four-barrels, 425 advertised horsepower

Sources & Documentation

MMC Detroit 1969 Plymouth Hemi Road Runner trim-tag document MMC Detroit 1969 Plymouth Hemi Road Runner trim-tag document