2002 Isuzu NQR Engine Parts

This table covers the Cylinder Head Spacer shims. Read more

This group shows a single part: SBI 2302152.

This table covers the exhaust valves that let combustion gas out of the cylinder. Typical signs include a circuit that will not hold, a whistle, or a code for this valve. A stuck valve is often debris. Clean the ports before installing the new one. Read more

One part is listed for the 2002 Isuzu NQR — SBI 02238.

This table covers the intake valves that let air (and fuel, on port-injected engines) into the cylinder. Typical signs include a circuit that will not hold, a whistle, or a code for this valve. A stuck valve is often debris. Clean the ports before installing the new one. Read more

SBI supplies both parts for the 2002 Isuzu NQR.

Listed part numbers: SBI 02237 and SBI 02239.

This table covers the engine oils listed by grade and specification for this engine. Typical signs include a low-oil lamp, knocking after a long interval, or oil that has gone thin and black well before the next service. Match the viscosity and spec in the notes (and on the filler cap). The tables group grades — they are not interchangeable. Read more

VALVOLINE supplies the 6 Oil parts for the 2002 Isuzu NQR. VALVOLINE 773780 carries the "Popular" badge.

In the Conventional grade, VALVOLINE supplies 1 part: grouped under the catalog's "Conventional" designation — the notes column spells out what sets them apart. A representative part number is VALVOLINE 773780.

In the Full Synthetic grade, VALVOLINE supplies 1 part: full-synthetic oils. A representative part number is VALVOLINE 909772.

In the Heavy Duty / Diesel grade, VALVOLINE supplies 1 part: grouped under the catalog's "Heavy Duty / Diesel" designation — the notes column spells out what sets them apart. A representative part number is VALVOLINE 909778.

In the Synthetic Blend grade, VALVOLINE supplies 3 parts: synthetic-blend oils. A representative part number is VALVOLINE 909766.

Listed part numbers: VALVOLINE 773780, VALVOLINE 909772 and VALVOLINE 909778, plus the other parts above.

This table covers the drain plugs in the oil pan. Read more

5 Oil Drain Plug parts are listed for the 2002 Isuzu NQR, from DORMAN, AGS and SKP. DORMAN 090053 carries the "Popular" badge.

Part numbers include DORMAN 090053, AGS ODP00007 and DORMAN 090075, among others listed above.

This table covers the crush washers and gaskets under the oil drain plug. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

This group shows a single part: DORMAN 097135.

This table covers the oil filters that screw onto this engine's filter mount. Typical signs include low oil pressure after a service, or a filter that will not spin off because the old gasket stayed on the block. Lube the new gasket and tighten to the spec on the box; a double-gasket install dumps the sump on the first drive. Read more

5 Oil Filter parts are listed for the 2002 Isuzu NQR, from HASTINGS / BALDWIN, CHAMP / LUBER-FINER, VARIOUS MFR and 1 other brand. WIX 57521 carries the "Popular" badge.

In the Economy grade, CHAMP / LUBER-FINER and VARIOUS MFR supply 2 parts: the catalog's value-priced group. A representative part number is CHAMP / LUBER-FINER LFP5964.

The Standard Replacement section lists 3 options from HASTINGS / BALDWIN and WIX — built to original-equipment specification. WIX 57521 is listed in this group.

Part numbers include WIX 57521, CHAMP / LUBER-FINER LFP5964 and VARIOUS MFR PG5495, among others listed above.

This table covers the oil pans that hold the engine's oil sump. Read more

2 Oil Pan parts for the 2002 Isuzu NQR come from 2 brands — DORMAN and SKP.

Listed part numbers: DORMAN 2645601 and SKP SK2645601.

This table covers the turbochargers that compress intake air. Read more

One part is listed for the 2002 Isuzu NQR — ROTOMASTER A1250103N.

This table covers the Turbocharger cartridges. Read more

This group shows a single part: ROTOMASTER A1280202N.

This table covers the pressed-in bronze and cast-iron guides that align valve stems. Typical signs include oil smoke on startup, a guide that has gone oval, or a valve that no longer seats quietly. Guides are a machine-shop fit. Confirm stem diameter in the notes before ordering. Read more

2 Valve Guide parts are listed for the 2002 Isuzu NQR, from QUALCAST and SBI.

Listed part numbers: QUALCAST 303054 and SBI 1403054.

This table covers the Valve seats. Read more

5 Valve Seat parts for the 2002 Isuzu NQR come from 2 brands — SBI and QUALCAST.

Part numbers include QUALCAST 2218941, QUALCAST 2216971 and SBI SB1697E1, among others listed above.

This table covers the springs that close each intake and exhaust valve. Typical signs include a sagging corner, a broken coil, or a clunk from the spring pocket. Replace springs in axle pairs and inspect the seats. Read more

4 Valve Spring parts for the 2002 Isuzu NQR come from SBI.

This group includes SBI 1601551, SBI 1601552 and SBI 1601553 and the remaining parts above.

This table covers the seals on each valve stem that control oil into the guides. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

One part is listed for the 2002 Isuzu NQR — SBI 1221369.