Review Of Pontiac Cylinder Head Casting Numbers References

Pontiac 400 428 455 Engine Casting Numbers;

This head is available with initial flow numbers around 260 cfm! This is our first aluminum pontiac head casting that we have brought to the marketplace. If the casting identifier on the center exhaust ports is visible and it's alphanumeric (e.g.

Pontiac 400 428 455 Engine Casting Numbers.

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. Casting codes for 1955 to 1963 are found on the passengers side of the block. Please see the attachments below for cylinder block and head casting numbers used on pontiac engines.

If There Are Two Numbers, Say 16, Or 62 Or 48, It's A 1968 Casting.

Stock pontiac head specs * during my searching for information, i found quite a few discrepancies in the sources i was viewing. Pontiac 400 428 455 engine casting numbers. Pontiac cylinder head id numbers.

Casting Codes For From 1964 To 1967 Are Found On The Distributor.

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This is a quick block id for junk yard hunting. Call the cylinder head experts. Cylinder head and block casting numbers;

Casting Codes For From 1964 To 1967 Are Found On The Distributor Pad, Except The 421′S.

The block casting number contains several digits and, depending on the year, is sometimes found on the passenger’s side of the block or at the rear of the block on a ledge. Pontiac bore & stroke figures. The first digit of the code indicates manual or automatic transmission.

Pontiac Cylinder Head Id Numbers;

The head casting number can often be found on top of the center exhaust port. The may 7, 1973 changeover date is motor unit number 709986 assembled on or about may 7, 1973 may 7,. Casting number 9778789 is used for all 1965 389s regardless of final installation.

The Arrow On The Clock Icon Points To 2.

41 rows some heads may have the number cast below the spark plug or below the valve cover. The two locations in which you can find the casting numbers on mopar cylinder heads. Pontiac 400 428 455 engine codes.

Engine Casting #, Make, Year, Cid, #Mains,.

On their heads.these head numbers represented chamber sizes.they are usually stamped on the. 61 rows where to find the casting code: Casting numbers can be very intimidating if you do not have prior experience with working with them.

The 1963 421 #9770488 And The 1964.

In light of this, the 'year' entry, as indicated by the. Clearwater cylinder heads is happy to assist. Click here for edelbrock aluminum head installation sheet pontiac head chart casting.

No H Stamp On Early 1973 Heads.

There were a few selected engines other than the 421's that they stuck the armasteel cast crankshaft in, and the 428 was definitely one of those. If you know the code number,. Casting codes for 1955 to 1963 are found on the passengers side of the block.

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On some heads you may have to remove. 150 rows casting # year cid hp valve cc notes 518024 1955 287 173, 180, 200. The engine’s casting codes provide a lot of information.

6X) Then It's From 1978.

Pontiac 400 428 455 engine casting. Answer id 635 | published 10/04/2001 08:27. There is no displacement stamp for 421, 389 or.

This Heads Comes As Cast With A.

In some cases it may be located on one of the end exhaust ports.