8M1584 NOZZLE ASSEMBLY FUEL INJECTION Caterpillar parts
120B, 12G, 1673, 215, 3304, 3306, 561C, 920, 930, 930R, 941, 950, 955H, 977H, 977K, D330A, D330B, D333A, D333B, D342C, D4D, D4E, D5, D5B, D6C, D8H
Rating:
Alternative (cross code) number:
CA8M1584
8M-1584
8M1584
CA8M1584
8M-1584
8M1584
Weight: 0.010 pounds 0 kg.
EXCAVATOR, WHEEL LOADER,
You can buy:
US$79.99
28 May 2025
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8M1584 Fuel Injector Nozzle Service Group fits Caterpillar 143 D4E SA D4D SA D342C D342 D333C D333B D333A D330C D330B D330A - Replaces 5M4086-8N4697
ZBOX 【DESIGNED TO REPLACE】 5M4086 - 8N4697 - 9F0160 || 【FITMENT MODELS】 Fits Case 235 - Fits Caterpillar 143 - D8H - 930 - D7F - D6C - D5B - D5 - D4E SA - D4E - D4D SA - D4D - D342C - D342 - D333C - D333B - D333A - D330C - D330B - D330A - 980B - 941 - 941B - 951B - 951C - 955K - 955L - 966C - 977A - 977H - 977K - 955H - 120 - D7G - 814 - 637B - 637 || 【FITMENT MODELS】 Fits Caterpillar 927B PP - 627B - 627 - 572G - 572F - 571G - 571F - 561D - 561C - 528 - 518 - 4A - 3304 - 120B - 120G - 12F - 12G - 130G - 140 - 140G - 14E - 14G - 1673 - 215 - 225 || 【AMERICAN OWNED & OPERATED】Fully owned and operated within the United States, our business is dedicated to contributing to local economies, supporting American jobs, and fostering community growth. || 【QUALITY REPLACEMENT】Engineered for durability and performance, our parts meet or exceed OEM specifications. Ideal for construction and agriculture machinery, ensuring reliability and efficiency in tough working conditions.
ZBOX 【DESIGNED TO REPLACE】 5M4086 - 8N4697 - 9F0160 || 【FITMENT MODELS】 Fits Case 235 - Fits Caterpillar 143 - D8H - 930 - D7F - D6C - D5B - D5 - D4E SA - D4E - D4D SA - D4D - D342C - D342 - D333C - D333B - D333A - D330C - D330B - D330A - 980B - 941 - 941B - 951B - 951C - 955K - 955L - 966C - 977A - 977H - 977K - 955H - 120 - D7G - 814 - 637B - 637 || 【FITMENT MODELS】 Fits Caterpillar 927B PP - 627B - 627 - 572G - 572F - 571G - 571F - 561D - 561C - 528 - 518 - 4A - 3304 - 120B - 120G - 12F - 12G - 130G - 140 - 140G - 14E - 14G - 1673 - 215 - 225 || 【AMERICAN OWNED & OPERATED】Fully owned and operated within the United States, our business is dedicated to contributing to local economies, supporting American jobs, and fostering community growth. || 【QUALITY REPLACEMENT】Engineered for durability and performance, our parts meet or exceed OEM specifications. Ideal for construction and agriculture machinery, ensuring reliability and efficiency in tough working conditions.
8N4697 8N-4697 8M1584 8M-1584 Fuel Injector Nozzle for Caterpillar for CAT D3333C 3304 3306
Generic
Generic
Compatible equipment models: 8M1584:
Information:
Use this procedure to troubleshoot a problem with excessive valve lash.Probable Causes
Valve lash
Lifters
Rotocoils
Rocker arms
Valve springs
Pushrods
Worn engine components
CamshaftRecommended Actions
Table 1
Troubleshooting Test Steps Values Results
1. Check the Valve Lash
Note: The valve lash can affect the performance of the engine.
Valve Lash
Result: The valve lash is OK.
Proceed to Test Step 2.
Result: The valve lash is NOT OK.
Repair: Reset the valve lash. Refer to Testing and Adjusting, "Valve Lash - Adjust" for additional information.
If the problem is not resolved, proceed to Test Step 2.
2. Check the Condition of the Lifters
A. Inspect the lifters for the following:
- Pitting,
- Spalling
- Excessive wear on the rollers
Lifters
Result: The lifters are OK.
Proceed to Test Step 3.
Result: The lifters are NOT OK.
Repair: Repair or replace damaged components.
If the problem is not resolved, proceed to Test Step 3.
3. Inspect the Condition of the Rotocoils
A. Check for excessive wear and/or damage.
Rotocoils
Result: The rotocoils are in OK.
Proceed to Test Step 4.
Result: The rotocoils are NOT OK.
Repair: Repair or replace damaged rotocoils.
If the problem is not resolved, proceed to Test Step 4.
4. Inspect the Rocker Arms and Shafts
A. Inspect the following rocker arm components for damage and wear:
- Adjustment screw and button.
- Pushrod ball
- Rocker arm shaft bearing
B. Inspect the condition of the rocker arm shaft mounting assembly.
C. Inspect the condition of lifter bridge assembly.
Rocker Arms
Result: The rocker arm components are OK.
Proceed to Test Step 5.
Result: The rocker arm components are NOT OK.
Repair: Repair or replace damaged rocker arms components.
If the problem is not resolved, proceed to Test Step 5.
5. Inspect the Valve Springs for Damage
Valve Springs
Result: The valve springs are OK.
Proceed to Test Step 6.
Result: The valve springs are NOT OK.
Repair: Repair or replace damaged springs.
If the problem is not resolved, proceed to Test Step 6.
6. Check for Bent or Damaged Pushrods
A. Check the pushrods for wear and straightness.
Pushrods
Result: The pushrods are OK.
Proceed to Test Step 7.
Result: The pushrods are NOT OK.
Repair: Replace the worn or bent pushrods.
If the problem is not resolved, proceed to Test Step 7.
7. Inspect the Cylinder Head and Other Combustion Chamber Components for Damage
A. Remove the cylinder head for the affected cylinder.
B. Inspect the piston and valves for damage.
C. Inspect the valve seats for wear.
Damaged or Worn Engine Components
Result All engine components are in good repair.
Proceed to Test Step 8.
Result: There are worn or damaged engine components.
Repair: Repair or replace the worn or damaged engine components.
If the problem is not resolved, proceed to Test Step 8.
8. Inspect and Measure the Camshaft
A. Inspect the lobes of the camshaft for large grooves, scuffing, and wear.
B. Measure the camshaft lobes for lift and duration.
Camshaft
Result: The camshaft measurements are not within specifications.
Repair: Replace affected camshaft segment.
Verify that the repair eliminated the problem.
If the procedure did not correct the issue, contact your Cat dealer Technical Communicator (TC). For further assistance, your TC can confer with the Dealer Solutions Network (DSN).
Valve lash
Lifters
Rotocoils
Rocker arms
Valve springs
Pushrods
Worn engine components
CamshaftRecommended Actions
Table 1
Troubleshooting Test Steps Values Results
1. Check the Valve Lash
Note: The valve lash can affect the performance of the engine.
Valve Lash
Result: The valve lash is OK.
Proceed to Test Step 2.
Result: The valve lash is NOT OK.
Repair: Reset the valve lash. Refer to Testing and Adjusting, "Valve Lash - Adjust" for additional information.
If the problem is not resolved, proceed to Test Step 2.
2. Check the Condition of the Lifters
A. Inspect the lifters for the following:
- Pitting,
- Spalling
- Excessive wear on the rollers
Lifters
Result: The lifters are OK.
Proceed to Test Step 3.
Result: The lifters are NOT OK.
Repair: Repair or replace damaged components.
If the problem is not resolved, proceed to Test Step 3.
3. Inspect the Condition of the Rotocoils
A. Check for excessive wear and/or damage.
Rotocoils
Result: The rotocoils are in OK.
Proceed to Test Step 4.
Result: The rotocoils are NOT OK.
Repair: Repair or replace damaged rotocoils.
If the problem is not resolved, proceed to Test Step 4.
4. Inspect the Rocker Arms and Shafts
A. Inspect the following rocker arm components for damage and wear:
- Adjustment screw and button.
- Pushrod ball
- Rocker arm shaft bearing
B. Inspect the condition of the rocker arm shaft mounting assembly.
C. Inspect the condition of lifter bridge assembly.
Rocker Arms
Result: The rocker arm components are OK.
Proceed to Test Step 5.
Result: The rocker arm components are NOT OK.
Repair: Repair or replace damaged rocker arms components.
If the problem is not resolved, proceed to Test Step 5.
5. Inspect the Valve Springs for Damage
Valve Springs
Result: The valve springs are OK.
Proceed to Test Step 6.
Result: The valve springs are NOT OK.
Repair: Repair or replace damaged springs.
If the problem is not resolved, proceed to Test Step 6.
6. Check for Bent or Damaged Pushrods
A. Check the pushrods for wear and straightness.
Pushrods
Result: The pushrods are OK.
Proceed to Test Step 7.
Result: The pushrods are NOT OK.
Repair: Replace the worn or bent pushrods.
If the problem is not resolved, proceed to Test Step 7.
7. Inspect the Cylinder Head and Other Combustion Chamber Components for Damage
A. Remove the cylinder head for the affected cylinder.
B. Inspect the piston and valves for damage.
C. Inspect the valve seats for wear.
Damaged or Worn Engine Components
Result All engine components are in good repair.
Proceed to Test Step 8.
Result: There are worn or damaged engine components.
Repair: Repair or replace the worn or damaged engine components.
If the problem is not resolved, proceed to Test Step 8.
8. Inspect and Measure the Camshaft
A. Inspect the lobes of the camshaft for large grooves, scuffing, and wear.
B. Measure the camshaft lobes for lift and duration.
Camshaft
Result: The camshaft measurements are not within specifications.
Repair: Replace affected camshaft segment.
Verify that the repair eliminated the problem.
If the procedure did not correct the issue, contact your Cat dealer Technical Communicator (TC). For further assistance, your TC can confer with the Dealer Solutions Network (DSN).
Cat SIS web machinery list:
Parts nozzle Caterpillar catalog:
9F2636
NOZZLE AS
120G, 130G, 140G, 14G, 14H NA, 160G, 16G, 16H NA, 303.5, 304.5, 312, 3126, 312E, 313B, 314E CR, 316E L, 320E RR, 324E, 329E, 3304B, 3306, 3306B, 336E, 3406, 3406C, 3406E, 3408E, 3412, 3412C, 3412E, 35...
120G, 130G, 140G, 14G, 14H NA, 160G, 16G, 16H NA, 303.5, 304.5, 312, 3126, 312E, 313B, 314E CR, 316E L, 320E RR, 324E, 329E, 3304B, 3306, 3306B, 336E, 3406, 3406C, 3406E, 3408E, 3412, 3412C, 3412E, 35...
7S1059
NOZZLE ASSEM.
16, 1693, 631C, 641B, 769, 772, 773, 777, 834, 988, 992, D343, D346, D348, D349, D353C, D379, D398, D8H, D8K, D9G, D9H
16, 1693, 631C, 641B, 769, 772, 773, 777, 834, 988, 992, D343, D346, D348, D349, D353C, D379, D398, D8H, D8K, D9G, D9H
7S8722
NOZZLE ASSEM.
1673C, 3304, D7F
1673C, 3304, D7F
5M4086
NOZZLE ASSEM.
3304, D4D, D5
3304, D4D, D5
7N0449
NOZZLE AS.
120G, 12G, 130G, 140G, 225, D4E, D5B, D6D
120G, 12G, 130G, 140G, 225, D4E, D5B, D6D
0R4124
NOZZLE AS-FUEL INJECTION
12G, 12H, 140G, 140H, 140H NA, 143H, 14G, 160H, D6D, D6H, D6R
12G, 12H, 140G, 140H, 140H NA, 143H, 14G, 160H, D6D, D6H, D6R
5C9088
NOZZLE
920, 930
920, 930
7K2696
NOZZLE
920, 930
920, 930
6A9534
NOZZLE
910, 920, 930
910, 920, 930
8Y4409
NOZZLE AS-JET
120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 12G, 12H, 12H ES, 12H NA, 12K, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 143H, 14G, 14H, 14H NA, 160H, 160H ES, 160H NA, 160K, 163H, ...
120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 12G, 12H, 12H ES, 12H NA, 12K, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 143H, 14G, 14H, 14H NA, 160H, 160H ES, 160H NA, 160K, 163H, ...
8T2901
NOZZLE AS
120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 12G, 12H, 12H ES, 12H NA, 12K, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 143H, 14G, 14H, 14H NA, 160H, 160H ES, 160H NA, 160K, 163H, ...
120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 12G, 12H, 12H ES, 12H NA, 12K, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 143H, 14G, 14H, 14H NA, 160H, 160H ES, 160H NA, 160K, 163H, ...
1S2080
NOZZLE ASSEMBLY
16, 1693, 651, 657, 769, 824, D343, D353C, D379, D379A, D398, D398A
16, 1693, 651, 657, 769, 824, D343, D353C, D379, D379A, D398, D398A
1948718
NOZZLE
3608, 3616, C280-16, C280-8
3608, 3616, C280-16, C280-8
2008033
NOZZLE
3608, 3616, C280-16, C280-8
3608, 3616, C280-16, C280-8
9Y0777
NOZZLE
3606, 3608, 3612, 3616, C280-12, C280-6
3606, 3608, 3612, 3616, C280-12, C280-6
1301806
NOZZLE AS-FUEL VALVE
3412, 3412C, SCT673, SPS342, SPT342
3412, 3412C, SCT673, SPS342, SPT342
2399633
NOZZLE AS
3412D
3412D
9M9928
NOZZLE
641, 657, 666, D353C, D398, D398A, D398B, G342C
641, 657, 666, D353C, D398, D398A, D398B, G342C
7S1059
NOZZLE ASSEM.
16, 1693, 631C, 641B, 769, 772, 773, 777, 834, 988, 992, D343, D346, D348, D349, D353C, D379, D398, D8H, D8K, D9G, D9H
16, 1693, 631C, 641B, 769, 772, 773, 777, 834, 988, 992, D343, D346, D348, D349, D353C, D379, D398, D8H, D8K, D9G, D9H
1S6563
NOZZLE
D353C, D398, D398A, D398B
D353C, D398, D398A, D398B
8M7944
NOZZLE
1673, D333A, D333B, D353C, D379A, D398A
1673, D333A, D333B, D353C, D379A, D398A
5S9603
NOZZLE
1673, D342C, D379
1673, D342C, D379
7S5105
NOZZLE ASSEM.
1674, D334
1674, D334