PY Online Forums - Bringing the Pontiac Hobby Together - 421/428 HO oil filter adapter for long-branch exhaust manifolds

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- - 421/428 HO oil filter adapter for long-branch exhaust manifolds (https://forums.maxperformanceinc.com/forums/showthread.php?t=883615)

1oldgoat

12-28-2025 08:11 PM

421/428 HO oil filter adapter for long-branch exhaust manifolds

3 Attachment(s)

Oil filter adapter for long-branch exhaust manifolds. Part number 9779559. $150 plus shipping.

TriCat

12-29-2025 01:07 PM

PM sent

tom s

12-29-2025 02:45 PM

Thats the one for big cars,not first gen birds.Tom

1oldgoat

12-29-2025 09:05 PM

Quote:

Originally Posted by tom s (Post 6597544)

Thats the one for big cars,not first gen birds.Tom

Thanks Tom. That's why I posted this in the Big Pontiacs parts section. But thanks for the clarification. I appreciate your help.

1oldgoat

01-07-2026 09:50 PM

Sold. Thanks PY.

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