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Pontiac Head Casting Numbers. Pontiac made closed chambered heads until 1967. Located at the back of the engine near the distributor.
Pontiac Casting Numbers from help.summitracing.com
The codes are listed below. Pontiac bore & stroke figures. Please see the attachments below for cylinder block and head casting numbers used on pontiac engines.
Pontiac Casting Numbers
As an example, a ford’s casting number for a specific part may appear as the above. The block date code represents the production date of the engine. Pontiac cylinder head id numbers; Bearings must be installed in the engine.
150 Rows Casting # Year Cid Hp Valve Cc Notes 518024 1955 287 173, 180, 200.
Aluminum, over the counter pontiac 23' head, angle plug, 196cc intake port: On blocks produced in 1970 and after, you will find 350, 400, or 455 stamped towards the left side of the front of the block. Pontiac 400 428 455 engine casting numbers;
061).After 1967 The Heads Were Open Chamber Heads.
Bearings must be installed in the engine. Both sets were 2.11/1.77 valve size. Pontiac used the same codes on different year blocks.to differentiate.
Located At The Back Of The Engine Near The Distributor.
Casting codes for 1955 to 1963 are found on the passengers side of the block. 6x) then it's from 1978. The codes are listed below.
In Light Of This, The 'Year' Entry, As Indicated By The.
Back for a more complete and up to date engine codes and other information, try my search page. Please see the attachments below for cylinder block and head casting numbers used on pontiac engines. 41 rows some heads may have the number cast below the spark plug or below the valve.
Pontiac 400 428 455 Engine Codes.
Pontiac 400 428 455 engine casting numbers. Pontiac/chevy aluminum, 91cc chamber large rectangle port: Pontiac made closed chambered heads until 1967.
Pontiac Cylinder Head Id Numbers.
According to my head casting book, pontiac made two sets of heads with casting numbers that come close to yours, but don't match. Pontiac 400 428 455 engine casting numbers. Engine casting #, make, year, cid, #mains,.
No You Do Not Have A W72 Motor.
If there are two numbers, say 16, or 62 or 48, it's a 1968 casting. Pontiac bore & stroke figures. The block code for it will be y6 for auto and wa for 4 speed in 1977.
There Is No Displacement Stamp For 421, 389 Or.
Casting codes for from 1964 to 1967 are found on the distributor pad, except the 421′s. Using a decoder, it’s possible to accurately determine its meaning. As an example, a ford’s casting number for a specific part may appear as the above.
Pontiac Cylinder Head Id Numbers;
Stock pontiac head specs * during my searching for information, i found quite a few discrepancies in the sources i was viewing. In 1967 pontiac made some open chamber heads(i.e. 61 rows casting codes for 1955 to 1963 are found on the passengers side of the block.
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About contact parts for sale. Replacement cranks may be a different part number or casting number than what came in the original engine. The block date code represents the production date of the engine.
If The Casting Identifier On The Center Exhaust Ports Is Visible And It's Alphanumeric (E.g.
This is a quick block id for junk yard hunting. Click here for edelbrock aluminum head installation sheet pontiac head chart casting. The code consists of 3 or 4 digits.
Pontiac Cylinder Head Id Numbers;
The boss stamping to determine the cc's of the 6x heads are as follows: The 6x head was installed on the 350, 400 and 455 engines during the mid to late 70's. Answer id 635 | published 10/04/2001 08:27.
The W72 Was A 400 With The 6X 4'S Put On It By Gm.
