66 Chevelle BB Air Cleaner Assembly SS 6421774 66 67 Impala 396 Original 1966 1967
66 Chevelle BB Air Cleaner Assembly SS 6421774 66 67 Impala 396 Original 1966 1967
66 Chevelle BB Air Cleaner Assembly SS 6421774 66 67 Impala 396 Original 1966 1967
66 Chevelle BB Air Cleaner Assembly SS 6421774 66 67 Impala 396 Original 1966 1967

66 Chevelle BB Air Cleaner Assembly SS 6421774 66 67 Impala 396 Original 1966 1967

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This is an Original GM Air Cleaner Assembly 6421774 for 1966 Chevelle Big Block L34 325hp, and 1966 and 1967 Impala 396. Note: Information was obtained from a 1966 Assembly Manual, and a GM Parts Book printed in 1972. See Pictures