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Authenticity reference

Engine and induction

numbers matching · documented

1970 AAR Cuda 340 Six Pack in In-Violet; Commons caption identifies the AAR model. 1970 Plymouth AAR Cuda 340 Six Barrel

Reference Details

Common issue
The single-four-barrel 374 from another senior Packard or a later assembled dual-quad system can look similar. · 1956 Packard Caribbean 374 Dual-Quad
Confidence
documented · 1956 Packard Caribbean 374 Dual-Quad
Correct value
374 V8 with 10.0:1 compression and paired Rochester 4GC 7009600/7009601 carburetors · 1956 Packard Caribbean 374 Dual-Quad
Where to check
Engine number, casting and date evidence, intake, carburetor tags and part numbers, air cleaner, and factory records · 1956 Packard Caribbean 374 Dual-Quad
Common issue
A regular 290-hp 330 or later Oldsmobile engine can be dressed with 4-4-2 parts. · 1964 Oldsmobile Cutlass 442 B09 Police Apprehender
Confidence
documented · 1964 Oldsmobile Cutlass 442 B09 Police Apprehender
Correct value
Metallic-gold 330, Rochester 4GC 7024055, high-lift camshaft application, dual-snorkel air cleaner, and dual exhaust · 1964 Oldsmobile Cutlass 442 B09 Police Apprehender
Where to check
Engine bay, carburetor identification, exhaust, and date-coded engine components · 1964 Oldsmobile Cutlass 442 B09 Police Apprehender
Common issue
Standard 340 four-barrel or later replacement induction represented as original AAR equipment · 1970 Plymouth AAR Cuda 340 Six Barrel
Confidence
reported · 1970 Plymouth AAR Cuda 340 Six Barrel
Correct value
340 Six Barrel with three 2-barrel Holley carburetors on Edelbrock aluminum intake · 1970 Plymouth AAR Cuda 340 Six Barrel
Where to check
Engine bay, engine documentation, broadcast sheet, and component inspection · 1970 Plymouth AAR Cuda 340 Six Barrel
Common issue
Later 308/350, upgraded induction, or replacement engine represented as delivered equipment · 1971 Holden Monaro
Confidence
documented · 1971 Holden Monaro
Correct value
Model-appropriate 173, 202, 253, 308, or 350 with correct prefix, induction, dates, transmission, axle, and records · 1971 Holden Monaro
Where to check
Engine pad, castings, carburetor, linkage, plates, dates, and records · 1971 Holden Monaro

Cars With This Authenticity Marker

4 linked car pages.

Sources & Documentation