ls6 70 chevelle motor - Page 3

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**Mr70** · #21 10-30-2006, 08:20 PM

It actually reads T0220CRV for February 20th.

dwwchevellen · #22 11-01-2006, 04:57 AM

A freid of mine has a set of 454 heads believed to be ls6 heads ,cast iron cast numbers -4396291 we looked them up in a date book and they date dec of 1969, anyone have any idea as to what these heads are and what they may have been installed on , oh yea 2.25 I and 1.88 exhaust valve's.

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