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HIGH
PERFORMANCE PONTIAC EXHAUST MANIFOLDS |
| D-Port |
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| Year |
Application |
Part
# |
Side |
Port/Flange |
Holes |
Miscellaneous |
| 1957 |
F.I. |
524883 |
R |
6 |
2 |
|
|
|
523539 |
L |
6 |
2 |
|
| 1958 |
F.I. |
530374 |
R |
6 |
2 |
|
|
|
528598 |
L |
6 |
2 |
|
| 1958 |
T395A |
530961 (2) |
R |
6 |
2 |
cast iron headers |
|
|
530965 |
L |
6 |
2 |
|
| 1959-60 |
420A-425A |
532021 |
R |
6 |
2 |
|
|
|
532216 |
L |
6 |
2 |
|
| 1960 |
389 SD |
535504 |
R |
6 |
2 |
cast iron headers |
|
|
535505 |
L |
6 |
2 |
|
| 1961-62 |
425A |
537454 |
R |
6 |
2 |
R-req. 537242 elbow |
|
|
537455 |
L |
6 |
2 |
|
| 1961-62 |
389 SD |
|
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|
|
Cast iron 4 into
2 |
|
421 SD |
540297 |
R |
6 |
4+2+2 |
61 SD-no collectors |
|
|
540298 |
L |
6 |
4+2+2 |
62 389-421 SD uses
iron |
|
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|
543496 (R) 543497
(L) |
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collectors with
540306 and |
|
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|
544127 heads. |
| 1962 |
421 SD |
543053 |
R |
6 |
4+2+2 |
62 421 SD aluminum
4 |
|
|
543054 |
L |
6 |
4+2+2 |
into 2. Uses same
iron |
|
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collectors as 62
iron |
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|
manifolds. |
| 1963 |
421 SD |
9772001 |
R |
6 |
4+2+2 |
63 421 SD cast iron
4 |
|
(Cat.) |
9772002 |
L |
6 |
4+2+2 |
into 2 for 9771980
heads. |
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Same cast iron collectors
as |
|
|
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62 iron. |
| 1963 |
421 SD |
9772521 |
R |
6 |
4+2+2 |
63 421 SD aluminum
4 |
|
(Cat.) |
9772522 |
L |
6 |
4+2+2 |
into 2 for 9771980
heads. |
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Uses aluminum collectors |
|
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|
9772354 (R) 9772355
(L). |
| 1963 |
421 SD |
9772147 |
R |
6 |
4+2+2 |
1963 421 SD stamped |
|
(NASCAR) |
9772148 |
L |
6 |
4+2+2 |
Stainless steel
headers. |
|
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|
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Uses aluminum collectors |
|
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|
9772218 (R19772219
(L). |
| 1963 |
421 SD |
|
|
6 |
3 |
Steel Tri-y headers. |
|
(Tempest) |
|
|
6 |
3 |
Single 3 bolt outlet
to side |
|
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exit collectors.
Collectors |
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joined by balance
pipe with |
|
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single outlet to
muffler. |
| 1963-64 |
421 H.O. |
545106 |
R |
6 |
2 |
R-requires elbow |
|
|
537455 |
L |
6 |
2 |
537242. |
| 1965-67 |
421/428 H.O. |
9779493 |
R |
6 |
2 |
R-requires 9779559 |
|
|
9779495 |
L |
6 |
2 |
oil filter adapter. |
| 1967 |
FB 400 RA |
9779493 |
A |
6 |
2 |
R-requires 9794111 |
|
|
9779495 |
L |
6 |
2 |
oil filter adapter. |
| 1967 |
GTO 400 RA |
9777641 |
R |
5 |
3 |
Fits all 64-67 A-body |
|
|
9777646 |
L |
5 |
2 |
and most 68-76 A
& 70-79 |
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F. |
| 1968 |
400 RA FB |
9791607 |
R |
6 |
2 |
R-requires 9779559 |
|
& 428 H.O. |
9779495 |
L |
6 |
2 |
(428) or 9799411
(FB) oil |
|
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|
filter adapter. |
