454???427???what do i have??? - Team Camaro Tech
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post #1 of 2 (permalink) Old Apr 5th, 08, 09:39 AM Thread Starter
Join Date: Mar 2008
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454???427???what do i have???

just bought a big block assy. trying to find out what i bought! block is #3999289 with factory 4-bolt mains-tapped for oil cooler-high performance pass.-1972 date, crank is gm#3967811 with 7115 cast #, has dimple rods, has gm#3947886 dome pistons, cam i do not think is gm? has 4094 & 1142 stamped on back. i know block is 454 and ratating assy is 427. is this a crate or over the counter engine or did someone put it together? i have read about a code ZLX engine build between 1970 & 1976 sold as a replacement engine. anyone know if this is what i have maybe?? anyone know the block cast number on a ZLX?? any info appreciated, thanks, mike
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post #2 of 2 (permalink) Old Apr 5th, 08, 10:38 AM
Join Date: Apr 2000
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Re: 454???427???what do i have???

You might also ask over at Team Chevelle, b/c they have more BB cars than we do is all.


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