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China factory - Yimi (Guangzhou) Automotive Parts Co, Ltd

Yimi (Guangzhou) Automotive Parts Co, Ltd

  • China,Guangzhou
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  3. ISUZU NPR NQR Engine Oil Filter with 22-Micron Filtration 19 PSID By-Pass Valve
China ISUZU NPR NQR Engine Oil Filter with 22-Micron Filtration 19 PSID By-Pass Valve
China ISUZU NPR NQR Engine Oil Filter with 22-Micron Filtration 19 PSID By-Pass Valve

  1. China ISUZU NPR NQR Engine Oil Filter with 22-Micron Filtration 19 PSID By-Pass Valve
  2. China ISUZU NPR NQR Engine Oil Filter with 22-Micron Filtration 19 PSID By-Pass Valve
  3. China ISUZU NPR NQR Engine Oil Filter with 22-Micron Filtration 19 PSID By-Pass Valve

ISUZU NPR NQR Engine Oil Filter with 22-Micron Filtration 19 PSID By-Pass Valve

  1. MOQ： 20 PCS
  2. Price： Negotiable
  3. Get Latest Price
Payment Terms T/T
Thread Size 1-1/2"-12 UNF
Media Enhanced Cellulose
Delivery Time 5-8 Work Days
By-Pass Valve 19 PSID
Packaging Details Neutral Package or as customers’ request
Burst Pressure 320 PSI
Supply Ability 10000 pcs/month
Filtration Rating 22 microns
Net Weight Approx. 0.8 kg
Outer Diameter 118.3 mm (4-21/32")
Filter Type Dual-Flow Lube Spin-On
Model Number NPR NQR
Certification ISO/TS16949
Brand Name YIMI
Place of Origin CHINA

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T Thread Size 1-1/2"-12 UNF
Media Enhanced Cellulose Delivery Time 5-8 Work Days
By-Pass Valve 19 PSID Packaging Details Neutral Package or as customers’ request
Burst Pressure 320 PSI Supply Ability 10000 pcs/month
Filtration Rating 22 microns Net Weight Approx. 0.8 kg
Outer Diameter 118.3 mm (4-21/32") Filter Type Dual-Flow Lube Spin-On
Model Number NPR NQR Certification ISO/TS16949
Brand Name YIMI Place of Origin CHINA
High Light 22-Micron Filtration Engine Oil Filter ，19 PSID By-Pass Valve Oil Filter ，320 PSI Burst Pressure Dual-Flow Lube Spin-On Filter
ISUZU NPR NQR Engine Oil Filter 8-97148270-0 8971482700 OEM Fit

Engine Oil Filter 8-97148270-0 8971482700 for ISUZU NPR NQR NKR ELF 4HK1 4HF1 4HE1 — Verified OEM Fit Dual-Flow Lube Spin-On Filter

This engine oil filter with OEM numbers 8-97148270-0 and 8971482700 is a verified direct-fit replacement for ISUZU NPR/NQR/NKR/ELF/Forward/FSR/FRR series light and medium-duty trucks equipped with 4HK1/4HF1/4HE1/4HG1/4BD1 diesel engines. This critical engine protection component removes harmful contaminants from engine oil, ensuring proper lubrication and extending engine service life.

Working Principle

This dual-flow lube spin-on filter combines full-flow and by-pass filtration functions within a single canister. The full-flow section filters the entire oil flow before it reaches engine bearings, while the by-pass section provides finer filtration (down to 10 microns or smaller) for superior overall oil cleanliness. The filter features a 19 PSID by-pass valve that opens if the filter becomes clogged, ensuring uninterrupted oil flow to protect the engine from oil starvation. Manufactured with an integral gasket and 1-1/2"-12 UNF thread for secure spin-on installation.

Failure Symptoms

Replace the engine oil filter at the recommended interval or when any of these symptoms appear:

  • Oil pressure warning light illuminates — clogged filter restricts oil flow, causing low oil pressure
  • Engine knocking or unusual noise — insufficient lubrication from restricted filter
  • Dark, gritty engine oil — filter not removing contaminants effectively
  • Increased engine operating temperature — reduced oil flow to oil cooler
  • Oil leaks at filter mounting surface — deteriorated or improperly seated gasket
Critical Inspection Note: ISUZU service manuals require that the engine oil filter be replaced at every oil change interval (typically every 10,000-15,000 km for ISUZU N-Series trucks). Always lubricate the new filter gasket with clean engine oil before installation and tighten by hand to specified torque. Never reuse an old oil filter.
Technical Specifications
Verification Item Data / Standard Source / Method
Part Number (Short) 8-97148270-0 ISUZU OEM Parts Database
Part Number (Long) 8971482700 ISUZU OEM Parts Database
Vehicle Models ISUZU NPR/NQR/NKR/ELF/Forward/FSR/FRR ISUZU application catalog
Engine Compatibility 4HK1/4HF1/4HE1/4HG1/4BD1/4BE1 ISUZU application catalog
Filter Type Dual-Flow Lube Spin-On Baldwin BD7169 specification
Thread Size 1-1/2"-12 UNF Baldwin BD7169 specification
Outer Diameter 118.3 mm (4-21/32") Baldwin BD7169 specification
Height 125.4 mm (4-15/16") Baldwin BD7169 specification
By-Pass Valve Setting 19 PSID Baldwin BD7169 specification
Burst Pressure 320 PSI WIX 57521 specification
Flow Rate 28-30 gpm WIX 57521 specification
Filtration Micron Rating 22 microns WIX 57521 specification
Certification ISO/TS 16949 Third-party system audit
OEM Cross-Reference
Type Number
Primary OEM — Short 8-97148270-0
Primary OEM — Long 8971482700
Alternate Format 8-97148-270-0 / 8-97148-270-1
Consecutive / Replacement 8-97371-334-0
Consecutive / Replacement 8-97136-470-0
Consecutive / Replacement 8-97096-777-0
Consecutive / Replacement 8-94338-181-2 / 8-94338-181-3 / 8-94338-181-1
Related OEM (GMC) 97148270
Competitive Cross-Reference Baldwin BD7169, WIX 57521, Fleetguard LF3854/LF3807, P502042, MANN W1228, Hengst H346W, Febi 47472, Blue Print ADZ92123, Sakura C-1542, UFI 23.577.00, Ryco Z767
ISUZU Engine Oil Filter 8-97148270-0
Product Details
Part Number: 8-97148270-0 8971482700 Product Name: Engine Oil Filter
Car Model: NPR NQR Engine Model: NPR NQR
Condition: 100% Brand New Size: Standard
Origin: China Mainland Main Market: Middle East, Asia, Africa, South America, North America & Europe
Material: High-strength aluminum alloy & precision bearings Cooling Type: Engine coolant circulation
Installation: Direct OEM replacement Quality Standard: OEM equivalent / ISO quality control
Vehicle & Engine Compatibility

Primary Applications:

Brand Model Chassis Engine Years
ISUZU NPR NPR70/NPR71/NPR75 4HK1/4HF1/4HE1 1998-2016
ISUZU NQR NQR70/NQR71/NQR75/NQR90 4HK1/4HF1/4HE1 1998-2016
ISUZU NKR NKR66/NKR71/NKR77 4HF1/4HG1/4HK1 1994-2007
ISUZU ELF Various N-Series 4HE1/4HF1/4HK1 1994-2016
ISUZU Forward FRR/FSR/FSS 4HK1/4HF1 1990s-2010s

Non-ISUZU Applications (Same Platform):

Brand Model Application
Chevrolet W3500/W4500/W5500 Light Truck
Chevrolet LCF 4500HD/5500HD/6500XD Light Truck
GMC W3500/W4500/W5500 Light Truck
GMC 97148270 Light Truck
Important Fitment Notes:
  • This oil filter is designed for the 4HK1/4HF1/4HE1/4HG1/4BD1 engine family. Confirm your specific engine model before ordering.
  • The 8-97148-270-1 is the updated version of the same filter. The 8-97371-334-0 and 8-97136-470-0 are interchangeable OEM numbers.
  • The 8-94338-181-2/8-94338-181-3/8-94338-181-1 are also compatible with this filter.
  • The Baldwin BD7169 and WIX 57521 are equivalent aftermarket filters with the same specifications.
  • For right-hand drive (RHD) vehicles, verify clearance and filter orientation.
Fitment Verification: To ensure 100% accurate matching, please provide the VIN or chassis number before ordering. We will verify it through the ISUZU global EPC system.
Features & Benefits
Dual-Flow Filtration Design
Combines full-flow and by-pass filtration in one canister for superior oil cleanliness
22-Micron Filtration Efficiency
Removes harmful contaminants that standard full-flow filters miss
19 PSID By-Pass Valve
Ensures uninterrupted oil flow even if the filter becomes clogged
320 PSI Burst Pressure
Withstands extreme oil system pressures for reliable operation
28-30 gpm Flow Rate
Maintains adequate oil flow to engine bearings under all operating conditions
1-1/2"-12 UNF Thread
Matches OEM thread specification for secure, leak-free installation
ISO/TS 16949 Quality System
Full traceability with material certificates and batch inspection reports
Quality Control & Verification
QC Item Verification Method / Standard
Thread Size (1-1/2"-12 UNF) Thread gauge, 100% inspection
Outer Diameter (118.3 mm) CMM, 100% inspection
Height (125.4 mm) CMM, 100% inspection
By-Pass Valve Opening Pressure (19 PSID) Pressure test, 100% inspection
Burst Pressure (320 PSI) Burst test, batch sampling
Filtration Efficiency (22 microns) Particle count test, batch sampling
Flow Rate (28-30 gpm) Flow bench test, 100% inspection
Media Integrity Visual + pressure decay test, 100% inspection
Gasket Dimensions CMM, 100% inspection
Surface Finish Visual inspection — no dents, no corrosion
Batch Traceability Material lot number + production date
Packaging Protection Shrink wrap + carton
Installation & Maintenance Recommendations
IMPORTANT: Engine oil filter replacement is a routine maintenance procedure that can be performed by a qualified technician. Always use clean engine oil and work in a clean environment. Never reuse an old oil filter.

Installation Guidelines — Reference ISUZU Workshop Manual

  1. Preparation: Warm the engine to operating temperature, then shut it off. Place a drain pan under the oil filter. Wear gloves and eye protection.
  2. Removal: Use an oil filter wrench to loosen the old filter. Turn counterclockwise to remove. Allow the oil to drain from the filter mounting surface.
  3. Inspection: Clean the filter mounting surface on the engine block. Inspect the threaded stud for damage. Check the old filter gasket for proper seating.
  4. Preparation for New Filter: Apply a light coat of clean engine oil to the new filter's gasket. This ensures a proper seal and makes removal easier next time.
  5. Installation: Thread the new filter onto the mounting stud by hand. Turn clockwise until the gasket contacts the mounting surface. Then tighten an additional 3/4 to 1 full turn by hand. Do not use a filter wrench to tighten — this can damage the gasket or over-tighten the filter.
  6. Refill: Remove the oil fill cap and add the specified amount of engine oil. Check the oil level with the dipstick.
  7. Final Check: Start the engine and let it run for a few minutes. Check for oil leaks at the filter mounting surface. The oil pressure warning light should go out within a few seconds.
  8. Disposal: Dispose of the used oil and filter in accordance with local environmental regulations.

Recommended Torque Values:

Fastener Torque
Oil Filter Hand-tight (3/4 to 1 turn after gasket contact)
Oil Pan Drain Plug Per ISUZU workshop manual specification

Maintenance Schedule

  • Every 10,000-15,000 km or 12 months: Replace the engine oil filter and engine oil. ISUZU N-Series trucks typically require filter replacement at this interval.
  • Every 40,000-50,000 km: Inspect the filter mounting area for leaks or damage. Check the by-pass valve function.
  • When oil pressure warning light illuminates: Inspect the filter immediately. Replace if clogged.
  • When engine oil appears dark or gritty: Replace the filter and oil immediately.
  • Before long trips or heavy-duty use: Ensure the filter is in good condition and within its service interval.
Packaging & Supply
  • Standard Packaging: Shrink wrap + neutral carton
  • Custom Packaging: Neutral box, color box, or customer-branded packaging
  • Suitable For: Engine repair shops, ISUZU parts distributors, fleet maintenance centers, heavy-duty truck service centers
  • Supply Capacity: Stable batch supply with batch-level quality reports available
  • Minimum Order Quantity: 20 PCS

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

  • Business Type:

    Manufacturer,Distributor/Wholesaler,Exporter,Trading Company,Seller

  • Year Established:

    2005

  • Total Annual:

    8000000-10000000

  • Employee Number:

    100~150

  • Ecer Certification：

    Verified Supplier

Yimi (Guangzhou) Automotive Parts Co., Ltd. Located in Guangzhou—the economic and transportation hub of Southern China—we are a specialized supplier and exporter with over 20 years of experience in the automotive parts industry. We focus on the production and sales of high-quality ... Yimi (Guangzhou) Automotive Parts Co., Ltd. Located in Guangzhou—the economic and transportation hub of Southern China—we are a specialized supplier and exporter with over 20 years of experience in the automotive parts industry. We focus on the production and sales of high-quality ...

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Get in touch with us

  • Reach Us
  • Yimi (Guangzhou) Automotive Parts Co, Ltd
  • Unit 1313, Building 5, Changsheng DDP Fashion Center, No. 17 Dachi Road, Tancun, Shijing Subdistrict, Baiyun District, Guangzhou City.
  • https://www.isuzucarsparts.com/

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