FordE-3501998Overview/ford/e-350/1998/base/
350 platform

1998 Ford E-350

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1998 E-350.

The 1998 Ford E‑350 sits on the 350 chassis and is equipped with a powertrain that requires 6.0 qt of 5W‑20 API oil, reflecting the robust engineering typical of its generation. While the model recorded no recalls, its reliability record shows a modest total of seven owner complaints, with equipment issues emerging as the most frequent grievance. Notably, 1998 marks the peak of the vehicle’s complaint history, registering 64 reports—the highest of any year between 1991 and 2027—suggesting that this particular model year sits at the upper end of the line’s historical trouble spectrum.

Model year201120102009200820072006200520041998

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

Engine oil capacity6.0 qtOEM · verified
Engine oil type5W-20 APIOEM · verified
Lug nut torque140 ft-lbsOEM · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

From the factory this vehicle uses a BCI 65 - PRIMARY · 750 - PRIMARY BATTERY CCA battery. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.

Battery groupBCI 65 - PRIMARY · 750 - PRIMARY BATTERY CCAOEM · verified
Tire sizeLT225-75R16DOEM · verified
Wheel / rim7-K inOEM · verified

Full specifications

Engine, drivetrain, dimensions and economy.

Dimensions & weight NHTSA vPIC

Overall length231.9 in
Overall width79.5 in
Overall height81.1 in
Wheelbase138.2 in
Curb weight5485 lb
Track (front / rear)70.1 / 66.5 in

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

This engine holds 6.0 qt of 5W-20 API engine oil, 75W-140 · SYNTHETIC · GL-5 · 80W-90 in the differential, DOT 3 brake fluid. Torque lug nuts to 140 ft-lbs. The firing order is 1-6-5-10-2-7-3-8-4-9. Note the cylinder-head bolts finish on a torque angle (torque-to-yield) — they stretch permanently and should be replaced, not reused, during any head service.

Lubricants & capacities

Brake FluidDOT 3
Differential Gear Oil75W-140 · SYNTHETIC · GL-5 · 80W-90
Differential Gear Oil Capacity8.3 Pints
Differential Gear Oil75W-140 · SYNTHETIC · GL-5 · 80W-90
Differential Gear Oil Capacity7.5 Pints
Engine Oil5W-20 · API
Engine Oil Capacity6.0 qt
Engine Oil5W-20 · API

Engine torques

Camshaft Bearing/Carrier Cap Bolts or Studs6-9 ft-lbs
Crankshaft Pulley and/or Damper Bolts212 DI Diesel ft-lbs
Engine Flywheel Bolts55-64 ft-lbs
Engine Flywheel Bolts54-64 ft-lbs
Engine Flywheel Bolts59 ft-lbs
Engine Flywheel Bolts89 ft-lbs
Intake Manifold to Engine BoltsLower: 1.5 ft-lbs; Upper: 15-
Exhaust Manifold to Cylinder Head Bolts17-20 ft-lbs

Chassis torques

Leaf Spring to Axle (U-bolts)109.0-149.0 ft-lbs
Leaf Spring to Chassis Bracket240.0-290.0 ft-lbs
Leaf Spring to Rear Shackle153.0-207.0 ft-lbs
Leaf Spring Rear Shackle to Chassis Bracket57.0-76.0 ft-lbs
Lug Nuts140 ft-lbs

Ignition

Cylinder Firing Order1-3-7-2-6-5-4-8
Cylinder Firing Order1-6-5-10-2-7-3-8-4-9
Curb Idle Speed (No Load)825 rpm
Curb Idle Speed Variance (No Load)25 rpm
Curb Idle Speed (No Load)775 rpm
Curb Idle Speed Variance (No Load)25 rpm
Spark Plug ManufacturerMotorcraft
Spark Plug Gap0.052-0.056 in

Battery & A/C

RefrigerantR134a
Refrigerant CapacityFront A/C only, 2.75; front and rear A/C, 4.00 lbs
Oil GroupPAG
Oil Type68
Oil CapacityFront A/C only, 9.00; front and rear A/C, 13.00 oz
Standard BCI Group Number65 - PRIMARY
Standard BCI Cranking Performance750 - PRIMARY BATTERY cca
Optional BCI Group Number65 - PRIMARY

Service checks

Key ON Engine OFF (KOEO)30-45
Key ON Engine OFF (KOEO)80-120 CNG
Injector Primary Resistance11-18 na ohms
Injector Primary Resistance11-18 na ohms
Engine Oil Pressure20-45 psi
Engine Oil Pressure RPM1500 rpm
Engine Oil Pressure18 psi @ 650 rpm, 100 psi @ 4,000 rpm psi
Engine Oil Pressure40-70 psi

Brakes

Torque to Knuckle141-191 ft-lbs
Torque Caliper to Bracket16-30 ft-lbs
Torque to Knuckle141-191 ft-lbs
Torque Caliper to Bracket16-30 ft-lbs
Minimum Pad ThicknessFront: 0.030; Rear: 0.030 in
Drum Nominal Diameter12.125 in
Drum Maximum Machining12.185 in
Drum Discard at-or-over12.21

Multi-step torque procedures OEM · verified

Connecting Rod (Large End) Bearings — tightening sequence 1 stages
133 ft. lbs., Step 2: 90 degrees, Step 3: 12033 ft. lbs
Connecting Rod (Large End) Bearings — tightening sequence 1 stages
118 ft. lbs., Step 2: 30 ft. lbs., Step 3: 9018 ft. lbs
Connecting Rod (Large End) Bearings — tightening sequence 1 stages
132 ft. lbs., Step 2: 10532 ft. lbs
Connecting Rod (Large End) Bearings — tightening sequence 1 stages
152-53 ft. lbs., Step 2: 8052–53 ft. lbs
Cylinder Head — tightening sequence 3 stages
130 ft. lbs.30 ft. lbs
290 degrees90 degrees
390
Cylinder Head — tightening sequence 3 stages
130 ft. lbs.30 ft. lbs
290 degrees90 degrees
390
Cylinder Head — tightening sequence 4 stages

Prep First Sequence

165 ft. lbs.65 ft. lbs
285 ft. lbs.; Second Sequence85 ft. lbs
3105 ft. lbs.105 ft. lbs
4105
Cylinder Head — tightening sequence 3 stages
130 ft. lbs.30 ft. lbs
290 degrees90 degrees
390
Cylinder Head — tightening sequence 3 stages

Prep Do not reuse old bolts. Coat new bolts with the specified engine oil.

130.0 ft. lbs.30 ft. lbs
290 degrees90 degrees
390 degrees90 degrees
Main Bearings — tightening sequence 1 stages
176 ft. lbs., Step 2: 9676 ft. lbs

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter every 5,000 mi; coolant every 30,000 mi. The big-interval services (every 30,000 mi for coolant, and the transmission fluid) are the ones owners most often skip — on a lower-mileage example, assume the original fluids are still in it and check them first.

At 5,000 miClutch Master Cylinder (inspect fluid level) · Driveshaft U-Joint (lubricate) · Steering Linkage (lubricate) · Suspension System (lubricate) · Tire & Wheel Assembly (rotate)
Every 5,000 miEngine Oil (drain & refill) · Engine Oil Filter (replace) · Fuel Filter Water Separator (inspect)
Every 10,000 miClutch Master Cylinder (inspect fluid level) · Driveshaft U-Joint (lubricate) · Steering Linkage (lubricate) · Suspension System (lubricate) · Tire & Wheel Assembly (rotate)
Every 12,000 miBattery (inspect)
Every 15,000 miBrake System (inspect) · Disc Brake Caliper Guide Pin (lubricate) · Engine Coolant System (leak inspection) · Exhaust System (Complete) (inspect) · Leaf Spring U-Bolt (torque) · Parking Brake System (inspect fluid level)
Every 20,000 miAccessory Drive Belt (inspect)
Every 30,000 miEngine Air Filter Element (replace) · Engine Coolant System (drain, flush & refill) · Fuel Filter (replace) · Transmission Assembly (drain & refill) · Wheel Bearing (inspect)
At 50,000 miEngine Coolant System (drain, flush & refill)
Every 60,000 miPCV Valve (replace)

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

The 1998 Ford E-350 sits at a pivotal point in the generation's reliability arc, with complaints surging to 64 from just 22 in 1991, and recalls jumping from 1 to 7. This year marks the beginning of a steep upward trend in technical service bulletins (27 vs. 7 in 1991) that would peak at 75 in 2005, while investigations remained relatively high at 4. The top complaint areas—equipment, fuel system, tires, and power train—each account for only a single complaint in the data, so no specific root cause dominates, but the overall volume suggests emerging systemic issues. Compared to later years, 1998's recall count is moderate, yet it clearly precedes a generation where recalls and TSBs escalated dramatically, implying that many problems were just beginning to surface. With zero crash or fire complaints, the immediate safety risk appears low, but the high complaint count and the upward trend in corrective actions make this a questionable year for long-term dependability.

0
Open recalls
NHTSA campaigns
128
Service bulletins
Manufacturer communications
1
ODI investigations
Office of Defects Investigation
7
Owner complaints
0 involved a crash · 0 a fire
Owner complaints by model year NHTSA · this generation & adjacent

Owner complaints filed with NHTSA, by component

All 7 complaints on record, top 7 components.

Equipment1
Fuel System, Gasoline1
Tires1
Power Train1
Service Brakes, Hydraulic1
Latches/Locks/Linkages1
Seats1

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

No recall campaigns on record with NHTSA for this vehicle as of the last data refresh.

Technical service bulletins NHTSA · verified

Showing 5 of 128 bulletins on record with NHTSA.

BulletinDateComponentSummary
TSB-11-11-212011-11-17Engine And Engine CoolingFORD: THE BLOWER MOTOR ON SOME VEHICLES ARE OPERATING EITHER INCORRECTLY OR NOT OPERATING…
072122007-10-01Engine And Engine CoolingSOME 1997-2008 VEHICLES EQUIPPED WITH A 4.6L 2V, 5.4L 2V, OR 6.8L 2V ENGINE--SPARK PLUG…
0416012005-11-14Engine And Engine CoolingWDS COP KIT DIAGNOSTIC TIP - COIL ON PLUG (COP) IGNITION SYSTEMS - ENGINE MISFIRE OR…
0205032005-03-21Fuel System, GasolineGUIDANCE FOR CNG TANK INSPECTION FOR VEHICLES PRODUCED AFTER DECEMBER 2, 1996. *TT…
054172005-03-07Engine And Engine CoolingINTERMITTENT ROUGH IDLE - NON-COMMANDED EGR (EXHAUST GAS RECIRCULATION VALVE) FLOW. *TT

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

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VIN
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Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
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Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Reference guides

Cross-vehicle references for the kinds of data on this page.

Frequently asked

How much oil does the 1998 E-350 take?

6.0 qt of 5W-20 API, per the factory manual.

Does the 1998 E-350 have open recalls?

NHTSA lists 0 recall campaign(s) for this model year. Check your specific vehicle by VIN.