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Authenticity reference

Engine identification pad stamping

numbers matching · reported

Reference Details

Common issue
A replacement or restamped block may not carry a series/displacement/body stamping that correlates with the car's VIN, fender tag, broadcast sheet, and build timing.
Confidence
reported
Correct value
A 1967 RB Hemi identification-pad example follows the format C H 426 B, with a second line for month-day and engine-built-that-day sequence.
Where to check
Machined horizontal pad on the left front of the RB engine block, just in front of the valley.

Cars With This Authenticity Marker

1 linked car page.

Sources & Documentation