2006 Isuzu NPR Engine Parts

This table covers the Camshaft bearings. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly. Read more

8 Camshaft Bearing parts are listed for the 2006 Isuzu NPR, from KING ENGINE BEARINGS and ENGINETECH. ENGINETECH CC438 carries the "Popular" badge.

Listed part numbers: ENGINETECH CC438, ENGINETECH CC433 and KING ENGINE BEARINGS CS5171BB, plus the other parts above.

This table covers the Camshaft Retainer / Thrust plates. Typical signs include warpage, cracks, or a plate that no longer locates the assembly. Confirm which plate the notes describe — backing plates, clutch plates and strike plates are different parts. Read more

2 Camshaft Retainer / Thrust Plate parts for the 2006 Isuzu NPR come from ENGINETECH.

Part numbers include ENGINETECH CR6437 and ENGINETECH CR9016.

This table covers the connecting rods between each piston and the crankshaft. Read more

One part is listed for the 2006 Isuzu NPR — ENGINETECH ECR326.

This table covers the bearings in the connecting-rod big ends. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly. Read more

13 Connecting Rod Bearing parts are listed for the 2006 Isuzu NPR, from KING ENGINE BEARINGS and ENGINETECH. ENGINETECH BB253J carries the "Popular" badge.

In the High Performance grade, KING ENGINE BEARINGS supplies 6 parts: engineered beyond original-equipment specification. A representative part number is KING ENGINE BEARINGS CR807HPND.

The Standard Replacement section lists 5 options from KING ENGINE BEARINGS and ENGINETECH — built to original-equipment specification. ENGINETECH BB253J is listed in this group.

2 ungrouped parts are not assigned to a grade, with the same engine-level match.

This table covers lower / conversion gasket sets for oil-pan and related joints. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

One part is listed for the 2006 Isuzu NPR — ENGINETECH C293CSA.

This table covers the main bearings that support the crankshaft in the block. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly. Read more

22 Crankshaft Main Bearing parts for the 2006 Isuzu NPR come from 4 brands — KING ENGINE BEARINGS, MAHLE / CLEVITE, ENGINE PRO and 1 other brand. The "Popular" part is MAHLE / CLEVITE MS2199H.

The High Performance section: 10 options from KING ENGINE BEARINGS and MAHLE / CLEVITE. MAHLE / CLEVITE MS2199H is listed in this group.

Standard Replacement: 8 parts, from KING ENGINE BEARINGS, MAHLE / CLEVITE and ENGINETECH. A representative part number is ENGINETECH BC409J.

4 further parts sit outside the graded sections, with the same engine-level match.

This table covers the sleeves used to restore a grooved crankshaft seal surface. Read more

2 Crankshaft Repair Sleeve parts for the 2006 Isuzu NPR come from 2 brands — NATIONAL and WJB / INMOTION PARTS.

This group includes NATIONAL 99210 and WJB / INMOTION PARTS WS99210.

This table covers the front and rear seals that keep oil in at the crankshaft. 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

11 Crankshaft Seal parts for the 2006 Isuzu NPR come from 6 brands — ACDELCO, NATIONAL, ENGINETECH and 3 other brands. The "Popular" part is ACDELCO 100470.

This table covers the Crankshaft Seal covers. Read more

2 Crankshaft Seal Cover parts are listed for the 2006 Isuzu NPR, from DORMAN and SKP.

This group includes DORMAN 635518 and SKP SK635518.

This table covers the Crankshaft Seal Cover tools. This is a service tool, not a wear part — match the application in the notes. Read more

One part is listed for the 2006 Isuzu NPR — DORMAN 635000.

This table covers the cylinder heads that close the top of the block. Read more

2 Cylinder Head parts for the 2006 Isuzu NPR come from 2 brands — CYLINDER HEAD EXPRESS and ENGINETECH.

Part numbers include CYLINDER HEAD EXPRESS CI523B and ENGINETECH CH1079R.

This table covers the bolts that clamp the cylinder head to the block. Read more

One part is listed for the 2006 Isuzu NPR — SBI 2201103.

This table covers the head gaskets that seal the block to the cylinder head. 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

One part is listed for the 2006 Isuzu NPR — MAHLE / CLEVITE 54445.

This table covers multi-piece gasket sets for a cylinder-head job. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

ENGINETECH supplies both parts for the 2006 Isuzu NPR.

Part numbers include ENGINETECH C364HSB and ENGINETECH C364HSBAWB.

This table covers the Cylinder Head Spacer shims. Read more

2 Cylinder Head Spacer Shim parts are listed for the 2006 Isuzu NPR, from ENGINETECH and SBI.

This group includes ENGINETECH CHS1068 and SBI 2302187.

This table covers full gasket kits covering the joints opened in an engine rebuild. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

One part is listed for the 2006 Isuzu NPR — ENGINETECH C364K2.

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

4 Exhaust Valve parts for the 2006 Isuzu NPR come from 2 brands — ENGINETECH and SBI.

Listed part numbers: ENGINETECH V4371, ENGINETECH V4371S and SBI 01935, plus the other parts above.

This table covers the Expansion plugs. Typical signs include a leak at the drain or glow-plug hole, or a plug that has rounded off. Replace the crush washer and torque to the spec in the notes. Read more

4 Expansion Plug parts are listed for the 2006 Isuzu NPR, from ENGINETECH and MELLING.

This group includes ENGINETECH PK827, ENGINETECH PK293B and MELLING MPE900BR and the remaining parts above.

This table covers the crankshaft pulleys / harmonic balancers at the front of the engine. Read more

5 Harmonic Balancer parts are listed for the 2006 Isuzu NPR, from SKP, DORMAN, ATP and 2 other brands. DORMAN 594209 carries the "Popular" badge.

In the Economy grade, SKP supplies 1 part: the catalog's value-priced group. A representative part number is SKP SK594209.

The Standard Replacement section: 4 options from DORMAN, ATP, PIONEER and 1 other brand. DORMAN 594209 is listed in this group.

Listed part numbers: DORMAN 594209, SKP SK594209 and ATP 102171, plus the other parts above.

This table covers the Harmonic Balancer bolts. Read more

This group shows a single part: DORMAN 917139.

This table covers the Intake manifolds. Typical signs include an exhaust tick, a vacuum leak, or a gasket that has burned through. Replace the gaskets and hardware; a warped flange will leak with a new gasket alone. Read more

2 Intake Manifold parts for the 2006 Isuzu NPR come from 2 brands — LARES and SKP.

Part numbers include LARES 33360 and SKP SK615183.

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

3 Intake Valve parts for the 2006 Isuzu NPR come from 2 brands — SBI and ENGINETECH.

Listed part numbers: ENGINETECH V4366, SBI 02000 and SBI 02267.

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

3 Oil parts for the 2006 Isuzu NPR come from VALVOLINE.

Part numbers include VALVOLINE 797578, VALVOLINE 881156 and VALVOLINE 881046.

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

4 Oil Drain Plug parts for the 2006 Isuzu NPR come from 2 brands — DORMAN and AGS.

Listed part numbers: AGS ODP00009, DORMAN 090034 and DORMAN 090091, plus the other parts 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

3 Oil Drain Plug Gasket parts are listed for the 2006 Isuzu NPR, from DORMAN and ULTRA-POWER.

This group includes DORMAN 097119 and DORMAN 97119 and the remaining parts above.

This table covers the caps on the oil filler neck. Read more

4 Oil Filler Cap parts for the 2006 Isuzu NPR come from 4 brands — DORMAN, GATES, MOTORAD and 1 other brand.

Part numbers include DORMAN 42315, GATES 31103 and MOTORAD MO99, among others listed above.

This table covers the Oil Filler tubes. Read more

3 Oil Filler Tube parts for the 2006 Isuzu NPR come from 3 brands — DORMAN, SKP and ULTRA-POWER.

This group includes DORMAN 917420 and SKP SK917420 and the remaining parts above.

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

7 Oil Filter parts for the 2006 Isuzu NPR come from 6 brands — VARIOUS MFR, ULTRA-POWER, FRAM and 3 other brands. The "Popular" part is FRAM PH3506.

The Economy section: 2 options from ULTRA-POWER and VARIOUS MFR. ULTRA-POWER 51042 is listed in this group.

Standard Replacement: 5 parts, from FRAM, WIX, HASTINGS / BALDWIN and 2 other brands. A representative part number is FRAM PH3506.

This group includes FRAM PH3506, ULTRA-POWER 51042 and VARIOUS MFR PG4006 and the remaining parts above.

This table covers the Oil Galley plugs. Typical signs include a leak at the drain or glow-plug hole, or a plug that has rounded off. Replace the crush washer and torque to the spec in the notes. Read more

3 Oil Galley Plug parts for the 2006 Isuzu NPR come from 2 brands — MELLING and ENGINETECH.

Part numbers include ENGINETECH OGV1, MELLING MOGP100 and MELLING MOGP100HP.

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

3 Oil Pan parts are listed for the 2006 Isuzu NPR, from DORMAN, SKP and ULTRA-POWER.

This group includes DORMAN 264331 and SKP SK264331 and the remaining parts above.

This table covers the gaskets between the oil pan and the block. 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: ENGINETECH OC293A.

This table covers the Oil pumps. Typical signs include noise from the pump, no pressure, or fluid that never arrives at the outlet. Prime or fill the pump as the notes require. A dry start is a common way to kill a new unit. Read more

3 Oil Pump parts for the 2006 Isuzu NPR come from ENGINETECH.

The Economy section: 1 option from ENGINETECH. ENGINETECH EPK152 is listed in this group.

The High Volume / Pressure section lists 1 option from ENGINETECH — grouped under the catalog's "High Volume / Pressure" designation — the notes column spells out what sets them apart. ENGINETECH EP295HV is listed in this group.

Standard Replacement: 1 part, from ENGINETECH. A representative part number is ENGINETECH EP295.

Listed part numbers: ENGINETECH EPK152, ENGINETECH EP295HV and ENGINETECH EP295.

This table covers the pistons that travel in each cylinder. Typical signs include knock, blow-by, or a cylinder that will not hold compression. Piston work is a short-block job. Match bore, pin and ring pack in the notes — not the photo. Read more

6 Piston parts are listed for the 2006 Isuzu NPR, from ENGINETECH and SILV-O-LITE. ENGINETECH P5073 carries the "Popular" badge.

Listed part numbers: ENGINETECH P5073, ENGINETECH P5041 and ENGINETECH K50418P, plus the other parts above.

This table covers the rings that seal each piston to the cylinder wall. Read more

3 Piston Ring parts are listed for the 2006 Isuzu NPR, from ENGINETECH and MAHLE / CLEVITE.

Listed part numbers: ENGINETECH C10218, ENGINETECH S10248 and MAHLE / CLEVITE 42084CP.

This table covers the pushrods that transfer lifter motion to the rocker arms. Read more

3 Push Rod parts are listed for the 2006 Isuzu NPR, from ENGINETECH, MELLING and SBI.

This group includes ENGINETECH EPR614, MELLING MPR614 and SBI 1901537.

This table covers the rocker arms that transfer cam motion to the valves. Read more

2 Rocker Arm parts for the 2006 Isuzu NPR come from 2 brands — ENGINETECH and SBI.

This group includes ENGINETECH ER359 and SBI 1801337.

This table covers the Timing Cam sprockets. Read more

This group shows a single part: ENGINETECH SP4194A.

This table covers the timing chains that keep the cams in time with the crank. Read more

One part is listed for the 2006 Isuzu NPR — ENGINETECH C4194A.

This table covers kits that group a timing chain with the related tensioners and guides. Read more

This group shows a single part: ENGINETECH TS4194A.

This table covers the guides and dampers that keep the timing chain on its path. Read more

One part is listed for the 2006 Isuzu NPR — ENGINETECH TT193.

This table covers the Timing covers. Read more

One part is listed for the 2006 Isuzu NPR — DORMAN 635522.

This table covers the gaskets that seal the Timing Cover. 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

2 Timing Cover Gasket parts for the 2006 Isuzu NPR come from ENGINETECH.

Part numbers include ENGINETECH TCG293A and ENGINETECH TCC293A.

This table covers the crankshaft sprockets that drive the timing chain or belt. Read more

This group shows a single part: ENGINETECH SP4194A1.

This table covers the Valve covers. Read more

2 Valve Cover parts are listed for the 2006 Isuzu NPR, from DORMAN and SKP.

Part numbers include DORMAN 264965 and SKP SK264965.

This table covers the gaskets that seal the valve cover to the cylinder head. 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: ENGINETECH VCC293A.

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

This group shows a single part: SBI 1403053.

This table covers the lifters / tappets that transfer cam motion to the valves. Read more

3 Valve Lifter parts for the 2006 Isuzu NPR come from 2 brands — ENGINETECH and SBI.

This group includes ENGINETECH LG2281K, ENGINETECH L2281 and SBI VL115.

This table covers the Valve seats. Read more

SBI supplies the 3 Valve Seat parts for the 2006 Isuzu NPR.

This group includes SBI SB162564, SBI SB206251 and SBI SB162564N.

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

2 Valve Spring parts are listed for the 2006 Isuzu NPR, from ENGINETECH and SBI.

Listed part numbers: ENGINETECH ERV3598 and SBI 1601488.

This table covers the keepers that lock each valve-spring retainer to the stem. Read more

One part is listed for the 2006 Isuzu NPR — SBI 1211085.

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

3 Valve Stem Seal parts for the 2006 Isuzu NPR come from 2 brands — SBI and ENGINETECH.

This group includes ENGINETECH S900V, SBI 1221337 and SBI 1221338.