Large gasket OD variation · Large gasket ID variation
96%
match
SAFEFRAM PH977 Oil Filter Cross Reference
Use this page to compare the FRAM PH977 with potentially compatible oil filters from other brands. Review thread size, gasket dimensions, overall height, and fitment notes before substituting. A cross reference is a research tool, not an automatic guarantee of fitment.
Before substituting: verify filter style, thread size or cartridge dimensions, gasket dimensions, height, clearance, and application-specific requirements.
Best equivalent matches
The searched filter is shown alongside the four strongest alternatives currently in the database. Compare dimensions, thread details, and compatibility notes before deciding whether a substitute may be appropriate.
12 total results
| Specification | Searched filter FRAM PH977 Reference filter | FRAM PH4482Best Match Overall match: 99% SAFE | Overall match: 98% SAFE | Overall match: 97% SAFE | Overall match: 96% SAFE |
|---|---|---|---|---|---|
| Thread size | 3/4"X16 | 3/4"X16 | 3/4"-16 | 3/4-16 | 3/4"X16 |
| Gasket OD | 71 mm | 71 mm 100% | 71 mm 100% | 71 mm 100% | 71 mm 100% |
| Gasket ID | 61 mm | 61 mm 100% | 61 mm 100% | 62 mm 84% | 61 mm 100% |
| Gasket overlap | Reference | Compared to base 100% | Compared to base 100% | Compared to base 100% | Compared to base 100% |
| Height | 102 mm | 98.4 mm 95% | 95 mm 88% | 102.11 mm 100% | 90 mm 76% |
| Bypass PSID | 12 | 12 100% | 12 100% | Unknown Unknown | 12 100% |
| Anti-drainback valve | Yes | Yes 100% | Yes 100% | Yes 100% | Yes 100% |
| ID top | Unknown | Unknown N/A | Unknown N/A | Unknown N/A | Unknown N/A |
| ID bottom | Unknown | Unknown N/A | Unknown N/A | Unknown N/A | Unknown N/A |
Other suitable matches
Large gasket OD variation · Large gasket ID variation
95%
match
SAFELarge gasket OD variation · Large gasket ID variation
95%
match
SAFELarge gasket OD variation · Large gasket ID variation
92%
match
SAFELarge gasket OD variation · Large gasket ID variation
92%
match
SAFELarge gasket OD variation · Large gasket ID variation
Large gasket OD variation · Large gasket ID variation
92%
match
SAFELarge gasket OD variation · Large gasket ID variation
Related compatible filter pages
Frequently asked questions
What replaces FRAM PH977?
Several oil filter alternatives may be compatible with FRAM PH977, but you should always verify thread dimensions, gasket sealing dimensions, bypass behavior, anti-drainback valve requirements, and installation clearance before substituting.
How do I confirm a cross reference for FRAM PH977?
Compare thread size, thread pitch, gasket outside diameter, gasket inside diameter, can height, bypass pressure range, and anti-drainback valve requirements before using a substitute.
Can I use a different-size oil filter instead of FRAM PH977?
Sometimes, but only if thread compatibility, gasket seating, bypass behavior, and physical clearance are all acceptable for the application.
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