71 Pontiac FireBird 400 Big Block

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not a mopar, wtf, who cares? Posted in wrong forum.

EbayFeed posts non Mopar stuff in the Mopar section all the time and nobody ever says a word.

Nice foundation dude. Good luck.
 
EbayFeed posts non Mopar stuff in the Mopar section all the time and nobody ever says a word.

Nice foundation dude. Good luck.

Where did he say it was his car? If He had said it was his I wouldnt have commented harshly about another members sale. All I saw was look at this.
 
Where did he say it was his car? If He had said it was his I wouldnt have commented harshly about another members sale. All I saw was look at this.

He never said it was not his and his avatar says Virginia plus the CL ad is in Roanoke. I didn't think it was to far of a stretch to assume.
 
I dont assume. Assuming gets people in trouble.fwiw theres no such thing as a bb pontiac. 326 to 455 use the same block.
 
The ad was flagged for removal. Is it your car and can you post pictures>?

Just wondering.... ;)
 
So someone educate me I thought Gm's 400's were small blocks, replacement for the 350so I looked it up and apparently they have 2- 400's some are small blocks and the 6.6 is considered a big block, soooooooooo anyone know whats what?? obviously I am not a GM guy... from wikipedia:
Engine development: small-journal engines: 400 For 1967, Pontiac introduced the 400 cu in (6,555 cc). The '400' V8 was essentially a bored-out (+.060) 389 with 4.1225-inch (104.71 mm) bore and 3.75-inch (95 mm) stroke 400.4 cu in (6,561 cc). It replaced the 389 in 1967 and remained in production through the 1978 model year.The 1979 cars with a 400, had an engine produced in 1978

Pontiac HO engines: 400 T/A 6.6In 1977 the 400 cubic inch T/A 6.6, (RPO code W72) was created to fulfill the vacuum of the lackluster 76 455 HO, with improved flow cyl "6X" casting heads borrowed from the 350 yielding higher compression, specific camshaft, 3.23 gearing, and a new dual muffler exhaust making 220 hp (160 kW), providing the Trans AM and Formula Firebird with a breath of new life after some dismal performance years
 
The GM 400 block you are referring to is a 400 cube small block Chevy. The Pontiac 400 is a completely different animal. Then there's a Buick 400 which is different than either the Chevy or the Pontiac. Confused yet?:D
 
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