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Authenticity reference

Transmission match

date correctness · reported

1967 Pontiac GTO hardtop front three-quarter; used as representative 1967 GTO visual context, not as standalone proof of 400 HO drivetrain identity. 1967 Pontiac GTO 400 HO

Reference Details

Common issue
Converted automatic/manual car without matching paperwork.
Confidence
reported
Correct value
Manual or Turbo Hydra-Matic transmission evidence matching the original order and engine application
Where to check
PHS paperwork, transmission case tags/stamps, shifter hardware and date codes

Cars With This Authenticity Marker

1 linked car page.

Sources & Documentation