Baldwin Engine Oil Filter P/N:P40105
Baldwin Filters
Baldwin B421 oil filter for the 1992 Isuzu Impulse 4-cylinder 1.8L and other vehicles and equipment strains contaminants out of the engine oil as it circulates. It is a lube spin-on design, one of the Baldwin Filters oil filters.
A clogged oil filter can restrict oil flow, and a low oil pressure warning light is one sign drivers notice. Before you replace the filter for that warning, rule out a low oil level or a faulty pressure sensor, since either can light the same warning.
The 1992 Isuzu Impulse 4-cylinder 1.8L, the 1990-1991 Isuzu Trooper 4-cylinder 2.6L and the 1992 Trooper V6 3.2L, and the 1990-1991 Isuzu Amigo 4-cylinder 2.3L or 2.6L are among the vehicles it fits, along with other vehicles and equipment. Every engine takes one filter. If your vehicle or equipment is not named here, find it in the "Vehicles it fits" section.
Fit and size
Build and materials
One oil filter with its gasket.
Interchange: Isuzu 8-94430-411-1
Product information is for general reference and may contain errors. See our Disclaimer.
Is the Baldwin B421 the right oil filter for the 1990-1991 Isuzu Trooper 4-cylinder 2.6L or the 1992 Trooper V6 3.2L?
Yes. The Baldwin B421 fits the 1990-1991 Isuzu Trooper 4-cylinder 2.6L and the 1992 Trooper V6 3.2L, and each engine takes one filter.
Does the Baldwin B421 come with a gasket?
Yes. The Baldwin B421 includes one gasket.
What thread does this engine oil filter use?
The Baldwin B421 uses an M20 x 1.5 thread. Its outside diameter is 3 in (76.2 mm) and its height is 2 27/32 in (72.2 mm).
Is there an anti-drainback valve in this spin-on oil filter?
Yes. This filter has an anti-drainback valve and a 14 PSID by-pass valve.
Does the Baldwin B421 replace Isuzu 8-94430-411-1?
Yes. Isuzu 8-94430-411-1 is an interchange number for the Baldwin B421 oil filter.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.