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HP manifolds 383-440 interchange list/part numbers? #897092
01/05/11 08:05 PM
01/05/11 08:05 PM
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toronto canada
69chargeryeehaa Offline OP
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Hey guys, i remember seeing a list somewhere about exhaust manifolds that interchange...
i found a set with the following part #'s and wondering if they will fit a 69 b-body (charger)
2951865-2
2(8 or 6)98678

also are 383 and 440 manifolds the same/interchangeable?


thanks!!

Re: HP manifolds 383-440 interchange list/part numbers? [Re: 69chargeryeehaa] #897093
01/05/11 08:26 PM
01/05/11 08:26 PM
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JohnRR Offline
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yes manifolds between a 383 and a 440 are the same EXCEPT for the 69 A body 440 only left side manifold.

The manifold numbers you posted will fit your 69 charger BUT they are 1970/71 , the drivers side will not be a problem but the passemnger side will not fit on a pipe made specifically for a 1969 model that has a welded on headpipe flange.

Re: HP manifolds 383-440 interchange list/part numbers? [Re: JohnRR] #897094
01/05/11 08:32 PM
01/05/11 08:32 PM
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Quote:

yes manifolds between a 383 and a 440 are the same EXCEPT for the 69 A body 440 only left side manifold.


and all c-bodies drivers side is unique.

Re: HP manifolds 383-440 interchange list/part numbers? [Re: bboogieart] #897095
01/05/11 08:44 PM
01/05/11 08:44 PM
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JohnRR Offline
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Quote:

Quote:

yes manifolds between a 383 and a 440 are the same EXCEPT for the 69 A body 440 only left side manifold.


and all c-bodies drivers side is unique.




He asked if 383 and 440 manifolds are interchangable , which they are between a single body platform .... except in the case of the big block A body which has a unique left manifold for 383 and 440 .

Re: HP manifolds 383-440 interchange list/part numbers? [Re: JohnRR] #897096
01/05/11 08:50 PM
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Re: HP manifolds 383-440 interchange list/part numbers? [Re: 69chargeryeehaa] #897097
01/05/11 09:32 PM
01/05/11 09:32 PM
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rrunner Offline
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Quote:

Hey guys, i remember seeing a list somewhere about exhaust manifolds that interchange...
i found a set with the following part #'s and wondering if they will fit a 69 b-body (charger)
2951865-2
2(8 or 6)98678

also are 383 and 440 manifolds the same/interchangeable?


thanks!!



The left manifold (2951865) is a 70, the right is no # I know of. A 70 right side manifold would be 2899879. If they are both 70 manifolds they will fit fine, but if you order pipes you will need to order them for a 1970 as the R manifold flange is located differently than a 69's.

Re: HP manifolds 383-440 interchange list/part numbers? [Re: rrunner] #897098
01/06/11 03:00 PM
01/06/11 03:00 PM
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toronto canada
69chargeryeehaa Offline OP
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Quote:

The left manifold (2951865) is a 70, the right is no # I know of. A 70 right side manifold would be 2899879




well then i guess they won't fit my 69 charger with correct TTI system..
it was hard to read the #'s off the manifolds, the left is definite..
both were said to come off a 71 cuda 383 so the application seems right with the numbers...
but i guess these won't fit a 69 b body

Re: HP manifolds 383-440 interchange list/part numbers? [Re: 69chargeryeehaa] #897099
01/06/11 05:49 PM
01/06/11 05:49 PM
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JohnRR Offline
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Quote:

Quote:

The left manifold (2951865) is a 70, the right is no # I know of. A 70 right side manifold would be 2899879




well then i guess they won't fit my 69 charger with correct TTI system..
it was hard to read the #'s off the manifolds, the left is definite..
both were said to come off a 71 cuda 383 so the application seems right with the numbers...
but i guess these won't fit a 69 b body





have you already bought the system from TTi ? If not tell them the manifolds you have and they will set the headpipe flange accordingly , it's only the right side that is of concern ... OR I have a pair of 68-69 manifolds for sale .

edit , look at that right one again closely , 2899879 is the mate to the 2951865 .

Last edited by JohnRR; 01/06/11 05:53 PM.
Re: HP manifolds 383-440 interchange list/part numbers? [Re: JohnRR] #897100
01/06/11 06:04 PM
01/06/11 06:04 PM
Joined: Jan 2006
Posts: 1,220
toronto canada
69chargeryeehaa Offline OP
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69chargeryeehaa  Offline OP
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Quote:

Quote:

Quote:

The left manifold (2951865) is a 70, the right is no # I know of. A 70 right side manifold would be 2899879




well then i guess they won't fit my 69 charger with correct TTI system..
it was hard to read the #'s off the manifolds, the left is definite..
both were said to come off a 71 cuda 383 so the application seems right with the numbers...
but i guess these won't fit a 69 b body





have you already bought the system from TTi ? If not tell them the manifolds you have and they will set the headpipe flange accordingly , it's only the right side that is of concern ... OR I have a pair of 68-69 manifolds for sale .

edit , look at that right one again closely , 2899879 is the mate to the 2951865 .




No i have the HP mani's on my car now with a tti system, but i know someone selling some hp manifolds (the #'s in question) and i wanted them for a spare...cause they're cheep!!!

i'll check the #'s later today.

Thanks for all you guys help!!







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