69 Gto Engine

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The 366hp ram air 3 engine was the base engine, with the ra 4 as an option. Are 6x heads standard on the '74 455 or are they after market? The difference in the blocks are 68 had the 8 bolt water pump and 69 used the 11 bolt wp. I am trying to determine the compression ratio on my.

1969 Pontiac GTO Judge High Performance Pontiac Magazine

A couple years ago i put a 73 455 in my 69 gto and up until lately thought the reason my oil pan was rubbing on my center link was a larger urethane tranny mount tipping the engine forward slightly.not so. Just discovered a well known fact (not to me of course) (73) 455 blocks motor mounts same height. It.

Question on 69 gto Engine Pontiac GTO Forum

Just discovered a well known fact (not to me of course) (73) 455 blocks motor mounts same height. I am trying to determine the compression ratio on my '69 gto. Last year for the hump valve covers. This brings us to another fact you must consider when interpreting date codes. 68 and 69 used the ys letter code and the.

1969 Pontiac GTO Hardtop Engine Photos

68 and 69 used the ys letter code and the same casting number. 4 speed m21 cars with a 4.33 rear gear). Back up lamps became standard. The difference in the blocks are 68 had the 8 bolt water pump and 69 used the 11 bolt wp. All other 350hp engines show #62 heads.

Question on 69 gto Engine Pontiac GTO Forum

69 gto engine vin numbers jump to latest 4.6k views 2 replies 2 participants last post by greenjudge69 jul 8, 2015 A couple years ago i put a 73 455 in my 69 gto and up until lately thought the reason my oil pan was rubbing on my center link was a larger urethane tranny mount tipping the engine forward.

69 Gto Engine - 69 gto engine vin numbers jump to latest 4.6k views 2 replies 2 participants last post by greenjudge69 jul 8, 2015 One way is if pontiac installed leftover 68 motors into 69 cars. 68 and 69 used the ys letter code and the same casting number. There is two ways this could make sense. For example, the engine in my '69 carries a date code of k278. Last year of the 389.

First ram air i gto's were introduced (engine code xs. Or the block vin was changed. The engine vin matches the car's vin. And no, no one knows why the hump is there. I am trying to determine the compression ratio on my '69 gto.

I Saw 6X Casted On The Side Of The Heads.

It has a '74 trans am 455 engine. 68 and 69 used the ys letter code and the same casting number. Are 6x heads standard on the '74 455 or are they after market? And no, no one knows why the hump is there.

K=November, 27, 8 Meaning 1968.

Wallace racing's pontiac engine search so, i reckin the bottom line is that the wt could have come in a '69 gto, but not. The engine vin matches the car's vin. A couple years ago i put a 73 455 in my 69 gto and up until lately thought the reason my oil pan was rubbing on my center link was a larger urethane tranny mount tipping the engine forward slightly.not so. How do you measure the stroke?

4 Speed M21 Cars With A 4.33 Rear Gear).

However the block number is 9790071 which, according to wowmusclecars.com, is a 1968 gto ho. The pontiac engine foundry would begin casting parts. 69 gto engine vin numbers jump to latest 4.6k views 2 replies 2 participants last post by greenjudge69 jul 8, 2015 Hi i am looking to buy a 69 gto hardtop coupe owner states that the engine is numbers matching i have owned for gtos in the past so i know some things about it but the question i have is the block stamping should be a ys code it is a standard 350 horsepower 400 automatic transmission.

The Difference In The Blocks Are 68 Had The 8 Bolt Water Pump And 69 Used The 11 Bolt Wp.

Last year of the tri power. Last year for the hump valve covers. The 366hp ram air 3 engine was the base engine, with the ra 4 as an option. The engine code is yz.