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Authenticity reference

Engine suffix and component identifiers

date correctness · documented

Reference Details

Common issue
Correct-looking component added to a different block or assembled outside a defensible date sequence
Confidence
documented
Correct value
CJL for base manual, CGT/CJK for base automatic, CGY for ZR1, CGZ for LT-1, CPH/CPJ for LS5, and CPW/CPX for LS6, reconciled with component numbers and dates
Where to check
Engine pad, carburetor, distributor, alternator, cylinder heads, and supporting records

Cars With This Authenticity Marker

1 linked car page.

Sources & Documentation