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KIT-AIR COMPRESSOR 8N3666 - Caterpillar


8N3666 KIT-AIR COMPRESSOR Caterpillar parts 1673C, 16G, 3176, 3176B, 3208, 3304, 3306, 3306B, 3306C, 3406, 3406B, 3406C, 3408, 3408C, 3408E, 3412, 3412E, 3512, 3512B, 3512C, 3516C, 5130, 5230, 613C, 627B, 627E, 631D, 631E, 631G, 633D, 633E II, ...
Rating:
85
Alternative (cross code) number:
CA8N3666
8N-3666
8N3666
Caterpillar 8N3666 KIT-AIR COMPRESSOR
Weight: 2 pounds 0 kg.

Buy KIT-AIR COMPRESSOR 8N3666 Caterpillar genuine, new aftermarket tractor parts with delivery
ARTICULATED TRUCK, WHEEL TRACTOR,

Related part:
8N3666  REPAIR-KT-YM  3775842  CL

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$95.76

20 Aug 2025

Amazon.com
CTP 8N3666 Air Compressor Repair Kit for Models 1673C/16G/3176/3176B/3208/3304/3306/3306B/3306C/3406/3406B/3406C/3408
CTP 100% cast iron cylinders and crankcases to ensure vibration free operation and stable crankshaft alignment || Precision balanced solid cast iron crankshaft || Top quality compression and oil rings ensure superior performance with low oil carry over
$136.99

20 Aug 2025
0.4[0.18] pounds
US: RAParts Inc.
RAParts 8N3666 New Compressor Repair Kit Fits Caterpillar Fits CAT Industrial Models
Reliable Aftermarket Parts One New Aftermarket Replacement Compressor Repair Kit Fits Various Fits Caterpillar Industrial Const || OEM Numbers Are Provided for Reference Only. Please Verify Fit Prior To Ordering. || Please Note: Some Listings Use Stock Images for Reference and May Differ from the Actual Product. || This Aftermarket Part Is Made to Meet or Exceed Manufacturer (OEM) Specifications. || All OEM part numbers and logos are to be used for identification purposes only.
$251.99

08 Jul 2025

US: Footmassa
8N3666 Repair Kit-Compressor Fits Caterpillar PM-565 PM-565B PR-1000 PR-1000C
Generic Package included: 1x 8N3666 Repair Kit-Compressor Fits Caterpillar PM-565 PM-565B PR-1000 PR-1000C as the picture . || High-Performance Efficiency: gineered for maximum efficiency, this product delivers exceptional performance without compromising on quality. It’s a versatile replacement suitable for various applications. || Identify the model: USE Ctrl + F to SEARCH your model number inside the Product Description. || Note: If you are not sure about the compatibility please contact us for advice. we will solve your problem within 24 hours || Note: If you are not sure about the compatibility please contact us for advice. we will solve your problem within 24 hours
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Compatible equipment models: 8N3666:

ARTICULATED TRUCK  D44B   D550B  
GEN SET ENGINE  3304   3306  
MINING EXCAVATOR  5130   5230  
MOTOR GRADER  16G  
PETROLEUM ENGINE  3512B   3512C   3516C  
PETROLEUM TRANSMISSION  TH48-E80  
PNEUMATIC COMPACTOR  PS-500  
QUARRY TRUCK  771C   771D   775B   775D  
SOIL COMPACTOR  815  
TRACTOR  776C   784B  
WHEEL LOADER  966C   994  
WHEEL TRACTOR  613C   627B   627E   631D   631E   631G   633D   633E II   637E   637G   651E   657E   Caterpillar

Information:


Illustration 1 g02724023
Table 1
Specification for the 176-4109 Engine Oil Filter Gp 268-6625 Engine Oil Filter Gp
Item Qty Part Specification Description
B - - Apply red Loctite 271 on the tapered end of the hollow stud to a distance of 10.5 1.5 mm (0.41 0.06 inch).
1 2 2P-4304 Hollow Stud Torque to 68 7 N m (50 5 lb ft).
2 2 319-6234 Plug As Torque to 100 15 N m (75 11 lb ft).
3 2 4N-8150 Spring Length under test force is 55.24 mm (2.175 inch).
Test force is 75.619 5.800 N (17.000 1.304 ).
Free length after test is 93.726 mm (3.6900 inch).
4 - - Apply clean lubricating oil to the filter gasket.

Cat SIS web machinery list:

Caterpillar parts catalog
3306B Truck Engine 5KD00001-UP
3512B Petroleum Engine SRZ00001-UP
3516C Petroleum Engine JB600001-UP
3512C Petroleum Engine JBR00001-UP
3306 Truck Engine 76R02779-UP
3208 Industrial Engine Naturally Aspirated 90N52893-UP
3304 Industrial Engine 10E00300-UP
3306 Generator Set 85Z00001-03763
3306B Industrial Engine 7JB00001-UP
3306 Truck Engine 63Z00001-22741
3408/3408B Truck Engine 28V04750-UP
3408B Industrial Engine 67U11092-UP
3208 Truck Engine 51Z55824-UP
3406B Truck Engine 4MG03600-UP
3406B Truck (PEEC) Engine 8TC01413-UP
3208 Truck Engine Turbocharged 02Z40745-UP
3176 TRUCK ENGINE CARB-Certified, ATAAC 2YG00001-UP
3406 Industrial Engine 90U19731-UP
3406B Truck Engine(PEEC) 5YG00001-UP
3406B Truck Engine 5KJ00001-07799
3176 Truck Engine 7LG00001-07499
3406B Truck Engine(PEEC) 2EK00001-UP
3306 Industrial Engine 66D49919-UP
3306 Industrial Engine 64Z05381-UP
3306C Truck Engine 7RJ00001-UP
3306 Generator Set 85Z03764-UP
3176 Truck Engine 7LG07500-UP
3176B Truck Engine CARB-Certified - ATAAC 9CK00001-UP
3304 Industrial Engine 02B17737-UP
3306B Truck Engine 63Z22742-UP
3406C Truck Engine 5KJ07800-UP
3304B Generator Set 83Z03096-UP
3306C Truck Engine 9TL00001-UP
3304 Industrial Engine 04B26769-UP
3208 Industrial Engine 03Z10093-UP
3406C Truck Engine 8PN00001-08867
3406C Truck Engine 3ZJ60113-UP
3406C Industrial Engine 3ER00001-UP
3408C Industrial Engine 9ER00001-UP
3408E Industrial Engine 7PR00001-UP
3406C Industrial Engine 6TB09857-UP
3406C Truck Engine 8PN11785-UP
3306 Industrial Engine 23C02002-UP
3406C Truck Engine 8PN08868-11784
3512 Industrial Engine 49Y00926-UP
3412E Industrial Engine BDT00001-UP
3512B Engine Oilwell Servicing 2AF00001-UP
SPF343 Trailer Mounted Pumper 6RZ00001-UP
SPS343 Skid Mounted Pumper 8ZZ00001-UP
SPT343 Truck Mounted Pumper 5XZ01018-UP
3512C Engine R1A00001-UP
SPF343C Trailer Mounted Pumper 44424500-UP
3512C Petroleum Engine R1S00001-UP
3512C Petroleum Engine R1T00001-UP
3512B Petroleum Engine MHA00001-UP
TH48-E80-3512CP Petroleum Power Train Package FRT00001-UP
3512B Petroleum Engine WF200001-UP
3512C Petroleum Engine WF300001-UP
3512C Petroleum Engine WF500001-UP
3512C Petroleum Engine WF600001-UP
3516C Petroleum Engine WFS00001-UP
3516C Petroleum Engine WFT00001-UP
3406C Industrial Engine 5H900001-UP
C48-P2300-3512CP Petroleum Package GDH00001-UP
TH48-E80-3512BP Petroleum Power Train Package 2AF00001-UP
PR-1000C Cold Planer 5XC00138-UP (MACHINE) POWERED BY 3208 Engine
PR-450C Cold Planer 7PJ00001-UP (MACHINE) POWERED BY 3408 Engine
PM-565 Cold Planer 3TK00001-00112 (MACHINE) POWERED BY 3408 Engine
PM-565 Cold Planer 3TK00113-UP (MACHINE) POWERED BY 3408 Engine
PS-500 Pneumatic Compactor 7XD00001-UP (MACHINE) POWERED BY 3208 Engine
PM-565B Cold Planer 8GS00001-UP (MACHINE) POWERED BY 3408C Engine
773E Off-Highway Truck PRB00001-UP (MACHINE) POWERED BY 3412E Engine
773E Off-Highway Truck DJS00001-UP (MACHINE) POWERED BY 3412E Engine
3208 Industrial Engine Naturally Aspirated 90N52893-UP
3408B Industrial Engine 67U11092-UP
777C Truck 776C Tractor 2TK00001-UP (MACHINE) POWERED BY 3508 Engine
3306 Industrial Engine 64Z05381-UP
784B Tractor 5RK00001-UP (MACHINE) POWERED BY 3512 Engine
785B Off-Highway Truck 6HK00001-UP (MACHINE) POWERED BY 3512 Engine
793B Off-Highway Truck 1HL00001-UP (MACHINE) POWERED BY 3516 Engine
789B Off-HighwayTruck 7EK00001-UP (MACHINE) POWERED BY 3516 Engine
775B Truck 7XJ00200-UP (MACHINE) POWERED BY 3412 Engine
773B Off-Highway Truck 63W04200-UP (MACHINE) POWERED BY 3412 Engine
769C Truck 01X06600-UP (MACHINE) POWERED BY 3408 Engine
771C Truck 3BJ00200-UP (MACHINE) POWERED BY 3408 Engine
3208 Industrial Engine 03Z10093-UP
769D Off-Highway Truck 5TR00001-00504 (MACHINE) POWERED BY 3408E Engine
771D Truck 6JR00001-00134 (MACHINE) POWERED BY 3408E Engine
773D Off-Highway Truck 7ER00001-00380 (MACHINE) POWERED BY 3412E Engine
775D Truck 6KR00001-00123 (MACHINE) POWERED BY 3412E Engine
769D Off-Highway Truck 5SS00001-UP (MACHINE) POWERED BY 3408E Engine
773D Off-Highway Truck 7CS00001-UP (MACHINE) POWERED BY 3412E Engine
3406C Industrial Engine 6TB09857-UP
769D Truck 5TR00505-UP (MACHINE) POWERED BY 3408E Engine
771D Truck 6JR00135-UP (MACHINE) POWERED BY 3408E Engine
773D Off-Highway Truck 7ER00381-UP (MACHINE) POWERED BY 3412E Engine
775D Quarry Truck 6KR00124-UP (MACHINE) POWERED BY 3412E Engine
771D Truck 6YS00001-UP (MACHINE) POWERED BY 3408E Engine
775D Quarry Truck 8AS00001-UP (MACHINE) POWERED BY 3412E Engine
769D Off-Highway Truck BBB00001-UP (MACHINE) POWERED BY 3408E Engine
771D Quarry Truck BCA00001-UP (MACHINE) POWERED BY 3408E Engine
773E Off-Highway Truck BDA00001-UP (MACHINE) POWERED BY 3412E Engine
775E Off-Highway Truck BEC00001-UP (MACHINE) POWERED BY 3412E Engine
773D Off-Highway Truck NBJ00001-UP (MACHINE) POWERED BY 3412E Engine
773E Off-Highway Truck ASK00001-UP (MACHINE)
3408E Engine Emissions Repower Tier I For 769C And 771C Truck 01X00001-UP (MACHINE)
3412E Engine Emissions Retrofit Repower Tier I For 772B, 773B, And 775B Machines 63W00001-UP (MACHINE)
3512 Engine For 785 Truck 8GB00001-UP (MACHINE)
773E Off-Highway Truck KEG00001-UP (MACHINE) POWERED BY 3412E Engine
5130 Excavator 5ZL00001-UP (MACHINE) POWERED BY 3508 Engine
5230 Excavator 7LL00001-UP (MACHINE) POWERED BY 3516 Engine
3512E Petroleum Engine HF800001-UP
3512E Petroleum Engine SF800001-UP
651E, 657E Wheel Tractor/Scraper Equipped with Custom 4Z6533 Conversion Ar. 4YR00001-UP (MACHINE)
657E Tractor PS PP 90Z00001-UP (MACHINE) POWERED BY 3412C Engine
651E Wheel Tractor-Scraper 89Z00001-UP (MACHINE) POWERED BY 3412 Engine
613C Tractor PS 92X00001-UP (MACHINE) POWERED BY 3208 Engine
627E Scraper PS 6EB00001-UP (MACHINE) POWERED BY 3306 Engine
994 Wheel Loader 9YF00001-UP (MACHINE) POWERED BY 3516 Engine
631E Series II Wheel Tractor-Scraper 1AB01446-01639 (MACHINE) POWERED BY 3408 Engine
637E Series II Wheel Tractor-Scraper 1FB00532-00659 (MACHINE) POWERED BY 3408 Engine
631E Series II Wheel Tractor/Scraper 3ND00523-UP (MACHINE) POWERED BY 3408 Engine
631E Series II Wheel Tractor 1AB01640-UP (MACHINE) POWERED BY 3408E Engine
637E Series II Wheel Tractor 1FB00660-UP (MACHINE) POWERED BY 3408E Engine
631E Series II Tractor 1NB00872-01389 (MACHINE) POWERED BY 3408C Engine
631E Series II Wheel Tractor 1NB01390-UP (MACHINE) POWERED BY 3408E Engine
657E Wheel Tractor 5YR00001-UP (MACHINE) POWERED BY 3412E Engine
633E Series II Wheel Tractor 2PS00001-UP (MACHINE) POWERED BY 3408E Engine
657E Wheel Tractor 6TR00001-UP (MACHINE) POWERED BY 3412E Engine
651E Wheel Tractor 4YR00001-UP (MACHINE) POWERED BY 3412E Engine
631G WHEEL TRACTOR AWK00001-UP (MACHINE) POWERED BY 3408E Engine
637G WHEEL TRACTOR AXT00001-UP (MACHINE) POWERED BY 3408E Engine
637G Wheel Tractor CEH00001-UP (MACHINE) POWERED BY 3408E Engine
631G Wheel Tractor CLR00001-UP (MACHINE) POWERED BY 3408E Engine
3408E Engine Emissions Retrofit Repower Tier II For 631D,633D,637D, And 639D Wheel Tractor 24W00001-UP (MACHINE)
3412E Engine Emissions Retrofit Repower Tier I For 651E And 657E Wheel Tractor 4YR00001-UP (MACHINE)
3408E Engine Emissions Repower Tier I For 631D,633D,637D, And 639D Wheel Tractor 24W00001-UP (MACHINE)
3408E Engine Emissions Retrofit Repower Tier I For 631E And 637E Wheel Tractor Scraper 1AB00001-UP (MACHINE)
3406 Engine Emissions Upgrade Group Retrofit Tier I Equivalent Level for 621,621B,623B,627B Tractor & 621B Scraper 14S00001-UP (MACHINE)
3408E Engine Emissions Repower Tier I For 637D Wheel Tractor 71W00001-UP (MACHINE)


Parts kit Caterpillar catalog:

1106323 KIT-RELIEF SHIM
AP-200B, CP-433C, CP-433E, CP-44, CS-323C, CS-423E, CS-431C, CS-433C, CS-433E, CS-44, CS-531, CS-531C, CS-533C, CS-563C, PM-465, PM-565
1078447 KIT-BRAKE LINING
PF-300C, PS-300, PS-300B, PS-500
1546407 KIT-GASKET
D9R, PM-565, PM-565B
1160335 KIT-BRAKE SEAL
5110B, 5130, 5130B, 5230, 5230B
3G9794 KIT-SEAL
120G, 12G, 130G, 140G, 14G, 160G, 16G
2G6285 KIT-AIR CONTROL VALVE
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, 160G, 160H, 160H ES, 160H NA, 160K, ...
2422548 KIT-SEAL
14H, 14H NA, 16G, 16H, 16H NA
1857035 KIT-SEAL
16G, 16H, 16H NA
9D9114 KIT (maintenance)
120G, 12G, 130G, 140G, 14G, 16G
2G8053 KIT (refill)
120G, 12G, 130G, 14G, 16G
2G8054 KIT (valve)
120G, 12G, 130G, 14G, 16G
1701834 KIT-GASKET
14H NA, 160H ES, 160H NA, 3304, 3304B, 3306, 3306B, 3306C, 966G, D250E, D250E II, D300D, D300E, D300E II, D5H, D5H XL, D6E, D7R
1383069 KIT-GASKET
12H ES, 12H NA, 140H ES, 140H NA, 14H NA, 160H, 160H ES, 160H NA, 163H NA, 1673C, 330, 3304, 3304B, 3306, 3306B, 330B L, D300D, D300E, D5H, D5H XL, W330B
9X8577 KIT-GASKET
1673C, 235D, 330 FM L, 3306, 3306B, D25D, D300D
9X8563 KIT-GASKET
120G, 215D, 330, 3304, 3304B, 3306, 3306B, 518, 518C, 525, 936F, 973, D4H, D4H XL, D4HTSK III, D5H, D5H XL, D5HTSK II, E240, G3304
1008124 KIT-SEAL
428, 428B, 438B
7E8923 KIT-CRANKSHAFT BEARING
120H, 120H ES, 120H NA, 120K, 120K 2, 12H, 12H ES, 12H NA, 12K, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 143H, 14G, 14H, 14H NA, 160H, 160H ES, 160H NA, 160K, 163H, 163H NA, 1673C, 1...
2W6044 KIT-AIR COMPRESSOR
1673C, 3176, 3306, 3306C, 3406, 3406B, 3406C, 3408, 3408C, 3408E, 3412, 623F
7C4943 KIT-PISTON RING
1673C, 3176, 3176B, 3176C, 3196, 3306, 3306C, 3406B, 3406C, 3406E, 3408, 3408C, 3408E, 3412, 3456, 623F, C-10, C-12, C-15, C-16
6I1220 KIT-UNLOADER
1673C, 3114, 3116, 3126, 3176, 3176B, 3176C, 3196, 3208, 3304, 3306, 3306C, 3406B, 3406C, 3406E, 3408, 3408C, 3408E, 3412, 3412C, 3412E, 3456, 613C, 623F, 627E, 631D, 631E, 631G, 633E II, 637E, 637G, ...
8N3665 KIT-SEAL
1673C, 16G, 3176, 3208, 3304, 3306, 3306B, 3306C, 3406, 3406B, 3406C, 3408, 3408C, 3408E, 3412, 3412C, 3412E, 613C, 627B, 627E, 631D, 631E, 631G, 633D, 633E II, 637E, 637G, 651E, 657E, 69D, 769C, 769D...
6N2109 KIT-PISTON RING
1673C, 1693, 16G, 3114, 3116, 3126, 3176, 3208, 3304, 3306, 3306B, 3306C, 3406, 3406B, 3406C, 3408, 3408C, 3408E, 3412, 3412C, 3412E, 3512, 3512B, 3512C, 3516C, 5130, 5230, 627B, 627E, 631D, 631E, 631...
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