i have a 1971 firebird base the motor is showing #481988 can this be the original motor

Asked by rkvsmb Feb 12, 2010 at 05:00 PM about the 1971 Pontiac Firebird

Question type: General

i have a 1971 firebird base  the motor is showing #481988 can this be the original motor

1 Answer

16,160

That casting number does indicate a 400 inch motor from that year so chances are that it's the original engine.

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