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-   -   Day 2 Build (https://www.yenko.net/forum/showthread.php?t=184030)

nova67 11-25-2025 12:58 AM

Day 2 Build
 
Thinking of doing a day 2 Build on my 69 Camaro. I have a 454 .030 with 11-1 TRW pistons Any suggestions for a hot street cam Hydraulic Flat tappet , ? Suggestions for Aluminum Cylinder Heads? And Headers that will fit? Car does have P/S Thks for your help Tom

cheveslakr 11-25-2025 01:33 AM

I love the solid flat tappets over the hydraulic, the key being quality rockers and polylocks.
Howards offers a great hot street sft cam, it's 238 duration and around 550 lift. Have that cam in the '69 SS and a copy of it custom ground in my '66 L72 vette. Love them both. If anything, next time I'll go a step hotter. Both engines are around 9.4 compression.

big gear head 11-25-2025 03:01 PM

We used a Comp 305 magnum in my brother's LS6 many years ago. That was a hot engine in a '69 Z28.

I used a Comp CB XE284H-10 in my 427 for a while. It was a good cam, but I just don't like hydraulic lifters, so I switched it for a solid.

nova67 11-26-2025 10:57 PM

day 2
 
Freddie .... you have a lot of knowlege of Big block stuff What header will fit the best with power steering that wont be excessive cost?

big gear head 11-27-2025 03:31 PM

Quote:

Originally Posted by nova67 (Post 1684047)
Freddie .... you have a lot of knowlege of Big block stuff What header will fit the best with power steering that wont be excessive cost?

I wish I could help you with that, but my car doesn't have power steering. I'm sure that my Hooker Super Comp headers wouldn't clear power steering. I helped a friend build a '69 Camaro with a 454 and he used some shorty headers. I think the were Headman. They did clear his power steering.

L78_Nova 11-27-2025 04:28 PM

Hooker Super competition DO NOT clear power steering.

Hooker Competition fit but are close at the box.

There is another thread on this somewhere

Gary

Chuck_Burg 12-02-2025 07:31 PM

Any modern aluminum cylinder head kinda kills the "Day 2" vibe, in my opinion. Snowflake heads would make it more accurate.

Dougs fit good as do Hedman headers in a big block Camaro with power steering.

WILMASBOYL78 12-02-2025 08:40 PM

Aluminum Heads...New to Old.
 
I have seen engines where a 'crafty' shop gave the new heads a vintage look...check out this article.

https://www.hotrod.com/how-to/1967-c...ke-vintage-l88

The newer aluminum heads look shiny...with a little elbow grease you can replicate the older 'cast' look.

Good luck,

-wilma

Ralph Spears 12-02-2025 08:51 PM

1 Attachment(s)
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Tinkerman 12-03-2025 12:53 PM

I have a 572 BBC with a 9.8" deck height cylinder heads build using my original power steering. Doug's Headers part number D-319-B fit perfectly with my power steering. Highly recommend to "pre-set" the headers into the engine bay before engine installation. Another lesson learned is the clearances are so tight that I had to install brand new subframe bushings as the old ones had collapsed a little bit to get clearance under the floorboard.

Dan


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