'69 Turbo 400 code? - The Supercar Registry

05-03-2025, 06:46 PM

SS69chevelle SS69chevelle is offline

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the chevy dealer service information bulletin no# 69-I-1, dated sept 19 1968 identifies the Y as below:

*Y - 427 Cu in 425 H.P (Chevrolet)
427 Cu in 430 H.P (Corvette)
427 Cu in 435 H.P (Corvette)
396 Cu in 375 H.P (Chevelle, Nova, Camaro)

* High Shift Point

hope this helps, Andy

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1969 Chevelle Trim Tag Research (On-going)

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