Forum: 70-73 Firebird & TA TECH
Yesterday, 07:57 PM
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Replies: 422
Views: 104,930
RAIII Rebuild Update
Dan tore down the YZ RAIII engine today and found it to be very clean inside from excellent care the past 54 years and that it had never been opened up before. It had factory intake manifold gaskets,...
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Forum: 69-71 Judges only TECH
06-14-2024, 10:24 AM
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Replies: 8
Views: 390
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Forum: 70-73 Firebird & TA TECH
06-10-2024, 12:52 PM
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Replies: 422
Views: 104,930
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Forum: 69-71 Judges only TECH
06-09-2024, 07:32 PM
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Replies: 8
Views: 390
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Forum: 70-73 Firebird & TA TECH
06-09-2024, 07:22 PM
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Replies: 422
Views: 104,930
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Forum: 70-73 Firebird & TA TECH
06-08-2024, 11:42 AM
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Replies: 422
Views: 104,930
I need to make a correction in my earlier...
I need to make a correction in my earlier post...the magazine was High Performance Pontiac (HPP), not Pontiac Enthusiast (sorry Don) as I stated. Dan built that 455 to '71 455HO specs (block is a YC...
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Forum: 70-73 Firebird & TA TECH
06-08-2024, 11:29 AM
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Replies: 422
Views: 104,930
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Forum: 70-73 Firebird & TA TECH
06-08-2024, 11:26 AM
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Replies: 422
Views: 104,930
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Forum: 70-72 GTO Tempest & LeMans TECH
06-08-2024, 10:53 AM
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Replies: 3
Views: 207
Mike, I'm seeing a "C" hiding under the 'E'...
Mike, I'm seeing a "C" hiding under the 'E' now...Roger pointed out the "3" at the start of the 6-digit sequential number is usually reserved for B--bodies, so a second strike against it being a true...
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Forum: 70-72 GTO Tempest & LeMans TECH
06-08-2024, 08:40 AM
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Replies: 3
Views: 207
455HO Question for the PY Family
The 455HO that is temporarily going in the ’70 Formula has ’71 197 heads, but the block is a ’72 YE 455 (J201 casting date) which, according to the ’72 service manual, is for a ’72 F-body 455HO...
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Forum: 70-73 Firebird & TA TECH
06-08-2024, 08:28 AM
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Replies: 422
Views: 104,930
RAIII Engine Rebuild Time
We finally got the time (and the inspiration) to pull the RAIII 400 out of the Formula. It developed a slight bottom end knock when coming back from the 2022 TA Nationals and been parked since then....
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Forum: THE LOBBY
06-08-2024, 07:49 AM
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Replies: 643
Views: 47,372
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Forum: 67-92 Firebirds & Trans Ams FOR SALE
05-28-2024, 12:49 PM
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Replies: 15
Views: 1,131
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Forum: 69-71 Judges only TECH
05-27-2024, 12:55 PM
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Replies: 13
Views: 3,768
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Forum: Pontiac - Street
05-12-2024, 03:00 PM
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Replies: 32
Views: 1,903
Skip,
From what I've seen/read/heard the...
Skip,
From what I've seen/read/heard the maximum flow from high compression small valve (1.96"/1.66") heads from '68 to '70 flow roughly 190/145 cfm; the '68 to '70 large valve D-port head all...
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Forum: Pontiac - Street
05-12-2024, 11:34 AM
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Replies: 32
Views: 1,903
With the untouched 455HO 197 heads (8.60 to 1...
With the untouched 455HO 197 heads (8.60 to 1 SCR)and factory top end (aluminum intake with crossover, 7041263 Q-jet, factory RA exhaust manifolds (with the puny 2.1” outlets) on the same ’70 YH code...
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Forum: Pontiac - Street
05-11-2024, 06:30 PM
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Replies: 32
Views: 1,903
Dan had the 2800 cam sitting on a shelf for...
Dan had the 2800 cam sitting on a shelf for several years and since this was, more or less, a stock style rebuild, he decided to throw it in. The 6X-4 heads are totally stock, except for the new...
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Forum: Pontiac - Street
05-11-2024, 02:02 PM
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Replies: 32
Views: 1,903
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Forum: 70-72 GTO Tempest & LeMans TECH
05-11-2024, 07:33 AM
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Replies: 33
Views: 1,608
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Forum: Pontiac - Street
05-11-2024, 07:02 AM
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Replies: 32
Views: 1,972
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Forum: 70-72 GTO Tempest & LeMans TECH
05-10-2024, 09:09 PM
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Replies: 33
Views: 1,608
Mike,
My '70 Tempest Sedan 09E has Amber...
Mike,
My '70 Tempest Sedan 09E has Amber Side/Amber Turn
'70 Lemans Sedan 03B has Amber Side/Amber Turn
"70 Tempest Coupe 06D has Amber Side/Clear Turn
If that helps narrow down the...
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Forum: Pontiac - Street
05-10-2024, 08:43 PM
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Replies: 32
Views: 1,903
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Forum: THE LOBBY
05-10-2024, 08:27 PM
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Replies: 643
Views: 47,372
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Forum: 67-69 Firebird TECH
04-19-2024, 09:08 AM
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Replies: 4,296
Views: 714,425
That '69 is sweet...agreed...seems like a fair...
That '69 is sweet...agreed...seems like a fair price if it's all there and solid. I'd clean it up, work on the brakes and suspension, get the engine back together and drive it as is! Love to see the...
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Forum: Pontiac - Street
04-06-2024, 10:32 AM
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Replies: 22
Views: 1,352
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