Classic Muscle
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Authenticity reference

M11, M35, or M37 transmission and 3.42 axle

date correctness · documented

Reference Details

Common issue
Later automatic or manual swap, floor shifter, changed axle ratio, added limited slip, or altered controls represented as original
Confidence
documented
Correct value
Transmission, clutch or console controls, Hydra-Matic OB64 tag where applicable, 3.42 carrier, optional G80 markings, dates, and records that reconcile
Where to check
Transmission case, build date or Hydra-Matic tag, clutch and pedals, column or console controls, axle carrier code and tag, component dates, and delivery evidence

Cars With This Authenticity Marker

1 linked car page.

Sources & Documentation