Importers & Stockist Since 1970
Caterpillar C15 & C18 Engine Parts
Source-ready C15 and C18 engine components for excavators, heavy trucks, loaders, generators and industrial machinery. Share your engine model, old part number or sample photo to get the correct match from Gupta Tractor Spares Co., Mori Gate, Delhi.
Engine, filters, belts, radiators, hydraulic and electrical spare parts.
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C15 / C18 Engine Parts Catalogue
This catalogue includes all 48 current C15 / C18 source listings: pistons, liner kits, bearings, bushes, oil pumps, oil nozzles, fuel injectors, turbochargers, cylinder heads, gaskets, rocker arms, valves, electrical components and related engine parts. Product images are sourced directly from the manufacturer listing.
#01
Piston & Liner
247-6123 Piston Body 2476123 for Caterpillar CAT C15 Diesel Engine Excavator 365C 374D 374F
- Engine / Model
- CAT C15
- Part Type
- Piston Body
- Reference No.
- 247-6123 / 2476123
Piston Body for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#02
Bearings & Bushes
C15 Con Rod Bush 229-6259 Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C15
- Part Type
- Connecting Rod Bush
- Reference No.
- 229-6259
Connecting Rod Bush for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#03
Cylinder Head & Valves
C15 C18 Rocker Arm 2038824 Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C15 / CAT C18
- Part Type
- Rocker Arm
- Reference No.
- 2038824
Rocker Arm for CAT C15 / CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#04
Cylinder Head & Valves
C15 Cylinder Head Gasket 6I4420 224-5122 Suitable for Caterpillar Engines Parts
- Engine / Model
- CAT C15
- Part Type
- Cylinder Head Gasket
- Reference No.
- 224-5122 / 6I4420
Cylinder Head Gasket for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#05
Piston & Liner
C15 Engine Piston 388-9354 3889354 Suitable for Caterpillar Engines Repair Parts
- Engine / Model
- CAT C15
- Part Type
- Engine Piston
- Reference No.
- 388-9354 / 3889354
Engine Piston for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#06
Piston & Liner
C15 2306C Piston 2212305 for Caterpillar Diesel Engine Parts
- Engine / Model
- CAT C15 / CAT 2306C
- Part Type
- Engine Piston
- Reference No.
- 2212305
Engine Piston for CAT C15 / CAT 2306C diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#07
Engine Mechanical
C18 Connecting Rod 224-3244 Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C18
- Part Type
- Connecting Rod
- Reference No.
- 224-3244
Connecting Rod for CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#08
Turbo & Air
C15 Turbo Charger 284-2711 CH11946 Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C15
- Part Type
- Turbocharger
- Reference No.
- 284-2711 / CH11946
Turbocharger for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#09
Lubrication System
C15 Oil Nozzle 277-3076 Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C15
- Part Type
- Oil Nozzle
- Reference No.
- 277-3076
Oil Nozzle for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#10
Bearings & Bushes
C15 Main Bearing and Connecting Rod Bearing 4W-5492 224-3246 Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C15
- Part Type
- Main & Connecting Rod Bearings
- Reference No.
- 4W-5492 / 224-3246
Main & Connecting Rod Bearings for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#11
Lubrication System
C15 Oil Nozzle 276-4637 Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C15
- Part Type
- Oil Nozzle
- Reference No.
- 276-4637
Oil Nozzle for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#12
Engine Mechanical
C15 Connecting Rod 9Y6048 Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C15
- Part Type
- Connecting Rod
- Reference No.
- 9Y6048
Connecting Rod for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#13
Piston & Liner
C15 Diesel Piston Ring OEM 3104188 3064016 3064014 Size for Caterpillar Engine Spare Parts
- Engine / Model
- CAT C15
- Part Type
- Piston Ring Set
- Reference No.
- 3104188 / 3064016 / 3064014
Piston Ring Set for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#14
Cylinder Head & Valves
For Caterpillar 374D 390D Excavator Diesel Engine C18 Cylinder Head Assembly 2237263 223-7263 2239250 223-9250 2635055 263-5055
- Engine / Model
- CAT C18
- Part Type
- Cylinder Head Assembly
- Reference No.
- 223-7263 / 223-9250 / 263-5055 / 2237263 / 2239250 / 2635055
Cylinder Head Assembly for CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#15
Piston & Liner
C18 Piston with Pin 3687818 368-7818 for Caterpillar C18 Generator Set / 390D Excavator / 637G Wheel Tractor Engine Spare Parts
- Engine / Model
- CAT C18
- Part Type
- Piston with Pin
- Reference No.
- 368-7818 / 3687818
Piston with Pin for CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#16
Piston & Liner
C15 Cylinder Liner Kit 197-9322 Piston Set 346-6615 Ring 310-4188 for Caterpiilar Machinery Engine Repair Parts Set
- Engine / Model
- CAT C15
- Part Type
- Cylinder Liner Kit
- Reference No.
- 197-9322 / 346-6615 / 310-4188
Cylinder Liner Kit for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#17
Engine Mechanical
C15 Eccentric Shaft 2277508 for Caterpillar Engine Parts
- Engine / Model
- CAT C15
- Part Type
- Eccentric Shaft
- Reference No.
- 2277508
Eccentric Shaft for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#18
Turbo & Air
Turbocharger C18 Turbo Charger 3619711 361-9711 2967632 296-7632 for Caterpillar Engine Spare Parts
- Engine / Model
- CAT C18
- Part Type
- Turbocharger
- Reference No.
- 361-9711 / 296-7632 / 3619711 / 2967632
Turbocharger for CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#19
Bearings & Bushes
C18 Cam Camshaft Bush 216-5582 for Caterpillar Diesel Engine Parts
- Engine / Model
- CAT C18
- Part Type
- Camshaft Bush
- Reference No.
- 216-5582
Camshaft Bush for CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#20
Engine Mechanical
C18 C-18 Crankshaft 1950314 195-0314 for Caterpillar Diesel Engine Spare Parts
- Engine / Model
- CAT C18
- Part Type
- Crankshaft
- Reference No.
- 195-0314 / 1950314
Crankshaft for CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#21
Electrical & Sensors
C18 Starter Motor 24V 11T 9KW 4789866 478-9866 for Caterpillar Diesel Engine Spare Parts
- Engine / Model
- CAT C18
- Part Type
- Starter Motor
- Reference No.
- 478-9866 / 4789866
Starter Motor for CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#22
Fuel System
C18 Fuel Injector 2447718 244-7718 2530618 253-0618 for Caterpillar Diesel Engine Spare Parts
- Engine / Model
- CAT C18
- Part Type
- Fuel Injector
- Reference No.
- 244-7718 / 253-0618 / 2447718 / 2530618
Fuel Injector for CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#23
Bearings & Bushes
C18 Con Rod Bush Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C18
- Part Type
- Connecting Rod Bush
- Reference No.
- Confirm by sample / engine serial no.
Connecting Rod Bush for CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#24
Electrical & Sensors
C18 Alternator 24V 95A 2357133 235-7133 1694319 169-4319 2002232 200-2232 for Caterpillar Engine Spare Parts
- Engine / Model
- CAT C18
- Part Type
- Alternator
- Reference No.
- 235-7133 / 169-4319 / 200-2232 / 2357133 / 1694319 / 2002232
Alternator for CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#25
Engine Overhaul Kits
C18 Full Gasket Kit 2161252 216-1252 Cylinder Head Gasket 1539653 153-9653 for Caterpillar Diesel Engine Spare Parts
- Engine / Model
- CAT C18
- Part Type
- Cylinder Head Gasket
- Reference No.
- 216-1252 / 153-9653 / 2161252 / 1539653
Cylinder Head Gasket for CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#26
Bearings & Bushes
C18 Main Crankshaft Bearing 211-0592 2110592 and Con Connecting Rod Bearing 2243246 2613450 for Caterpillar Engine Spare Parts
- Engine / Model
- CAT C18
- Part Type
- Main Crankshaft Bearing
- Reference No.
- 211-0592 / 2110592 / 2243246 / 2613450
Main Crankshaft Bearing for CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#27
Piston & Liner
3406 C15 Cylinder Liner 197-9322 238-2700 Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C15 / CAT 3406
- Part Type
- Cylinder Liner
- Reference No.
- 197-9322 / 238-2700
Cylinder Liner for CAT C15 / CAT 3406 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#28
Cylinder Head & Valves
For Caterpillar Excavator Diesel Engine C18 Cylinder Head 2237263 223-7263 2239250 223-9250 2635055 263-5055
- Engine / Model
- CAT C18
- Part Type
- Cylinder Head
- Reference No.
- 223-7263 / 223-9250 / 263-5055 / 2237263 / 2239250 / 2635055
Cylinder Head for CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#29
Piston & Liner
C18 Piston Ring 223-9159 238-2707 246-5659 Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C18
- Part Type
- Piston Ring Set
- Reference No.
- 223-9159 / 238-2707 / 246-5659
Piston Ring Set for CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#30
Piston & Liner
C18 C-18 Engine Piston 319-6715 3196715 for Caterpillar D550GC Generator Set C18 Construction Machinery Engine Spare Parts
- Engine / Model
- CAT C18
- Part Type
- Engine Piston
- Reference No.
- 319-6715 / 3196715 / D550GC
Engine Piston for CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#31
Bearings & Bushes
C15 Main Bearing 3178766 Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C15
- Part Type
- Main Bearing
- Reference No.
- 3178766
Main Bearing for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#32
Cylinder Head & Valves
C18 C15 Rocker Arm 302-8823 Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C18 / CAT C15
- Part Type
- Rocker Arm
- Reference No.
- 302-8823
Rocker Arm for CAT C18 / CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#33
Cylinder Head & Valves
C15 Valve Seat 167-0643 167-0642 Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C15
- Part Type
- Valve Seat
- Reference No.
- 167-0643 / 167-0642
Valve Seat for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#34
Fuel System
C15 C18 Fuel Injection Rocker Arm 2781365 Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C15 / CAT C18
- Part Type
- Fuel Injection Rocker Arm
- Reference No.
- 2781365
Fuel Injection Rocker Arm for CAT C15 / CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#35
Lubrication System
For Caterpillar Diesel Engine Parts C15 Oil Pump 198-1508 232-1606 Machinery Engine Parts
- Engine / Model
- CAT C15
- Part Type
- Oil Pump
- Reference No.
- 198-1508 / 232-1606
Oil Pump for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#36
Cylinder Head & Valves
C15 C18 Rocker Arm 2038822 Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C15 / CAT C18
- Part Type
- Rocker Arm
- Reference No.
- 2038822
Rocker Arm for CAT C15 / CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#37
Cylinder Head & Valves
C15 Valve Cover Gasket Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C15
- Part Type
- Valve Cover Gasket
- Reference No.
- Confirm by sample / engine serial no.
Valve Cover Gasket for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#38
Fuel System
C18 C13 Fuel Injector Copper Sleeve 2274236 2634920 Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C18 / CAT C13
- Part Type
- Injector Copper Sleeve
- Reference No.
- 2274236 / 2634920
Injector Copper Sleeve for CAT C18 / CAT C13 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#39
Bearings & Bushes
C15 Connecting Rod Bearing 261-3450 Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C15
- Part Type
- Connecting Rod Bearing
- Reference No.
- 261-3450
Connecting Rod Bearing for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#40
Turbo & Air
CH11607 C18 Turbo Charger 3955392 211-6959 Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C18
- Part Type
- Turbocharger
- Reference No.
- 211-6959 / 3955392 / CH11607
Turbocharger for CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#41
Turbo & Air
C18 Turbocharger 266-0195 2660195 267-8658 for Caterpillar 385C Excavator 834H Wheel Dozer 637E Wheel Tractor Engine Spare Parts
- Engine / Model
- CAT C18
- Part Type
- Turbocharger
- Reference No.
- 266-0195 / 267-8658 / 2660195
Turbocharger for CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#42
Cylinder Head & Valves
C15 C18 Rocker Arm 437-3861 Suitable for Caterpillar Engine Parts
- Engine / Model
- CAT C15 / CAT C18
- Part Type
- Rocker Arm
- Reference No.
- 437-3861
Rocker Arm for CAT C15 / CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#43
Cooling System
High Quality Durable C15 Oil Cooler 239-7851 Suitable for Caterpillar Series Engine
- Engine / Model
- CAT C15
- Part Type
- Oil Cooler
- Reference No.
- 239-7851
Oil Cooler for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#44
Cylinder Head & Valves
For Caterpillar Excavator Diesel Engine C15 Cylinder Head Assembly 2454324
- Engine / Model
- CAT C15
- Part Type
- Cylinder Head Assembly
- Reference No.
- 2454324
Cylinder Head Assembly for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#45
Piston & Liner
C18 Piston 3687815 368-7815 Suitable for Caterpillar Engines Repair Parts
- Engine / Model
- CAT C18
- Part Type
- Engine Piston
- Reference No.
- 368-7815 / 3687815
Engine Piston for CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#46
Cylinder Head & Valves
C15 Cylinder Head 245-4324 for Caterpillar Engine Part
- Engine / Model
- CAT C15
- Part Type
- Cylinder Head
- Reference No.
- 245-4324
Cylinder Head for CAT C15 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#47
Cooling System
For Caterpillar 365C 374D 374F 385C 390D 390F Excavator Diesel Engines C15 C18 Water Pump 336-2213 Engine Spare Parts
- Engine / Model
- CAT C15 / CAT C18
- Part Type
- Water Pump
- Reference No.
- 336-2213
Water Pump for CAT C15 / CAT C18 diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
#48
Engine Overhaul Kits
C15 3406E Gasket Kit 2486744 248-6744 3164810 316-4810 Suitable for Caterpillar Engines Repair Parts
- Engine / Model
- CAT C15 / CAT 3406E
- Part Type
- Engine Gasket Kit
- Reference No.
- 248-6744 / 316-4810 / 2486744 / 3164810
Engine Gasket Kit for CAT C15 / CAT 3406E diesel-engine applications — confirm fitment by part number, engine serial number or sample before ordering.
Need Caterpillar C15 / C18 Engine Parts?
Ask us for genuine and aftermarket parts for Caterpillar C15 and C18 heavy-duty engines used in excavators, wheel tractor-scrapers, trucks, generators and industrial machinery. Contact us on WhatsApp for instant pricing and availability. Pan-India and international shipping available.
Compatible Equipment
- CAT C15 diesel-engine applications
- CAT C18 diesel-engine applications
- Excavators, loaders, dozers and earthmoving machinery
- Heavy trucks, wheel tractors and industrial equipment
- Generator sets and power-generation applications
- Construction and agricultural machinery
- Confirm fitment using the engine serial number
Part Categories Available
- Pistons, piston rings and cylinder liner kits
- Main bearings, connecting-rod bearings and bushes
- Oil pumps, oil nozzles, oil coolers and water pumps
- Fuel injectors and injection components
- Cylinder heads, gaskets, valves and rocker arms
- Turbochargers and air-system components
- Alternators, starter motors and electrical parts
- Ask for additional C15 / C18 engine components
Frequently Asked Questions
What Caterpillar engine models do these parts fit?
These parts are designed for Caterpillar C15 and C18 diesel engines used in excavators, heavy trucks, wheel tractor-scrapers, generator sets and industrial equipment. Always verify compatibility using your engine serial number.
How do I identify the correct part for my engine?
Share your engine serial number, old part number, or a clear photo of the existing part on WhatsApp. Our team at Gupta Tractor Spares Co. will match the correct replacement for you.
Do you offer genuine and aftermarket options?
Yes. We carry both genuine Caterpillar and high-quality aftermarket alternatives. Our team can advise the best option based on your budget, application requirements and availability.
Do you ship outside Delhi?
Absolutely. We ship pan-India via transport and courier. International shipping is also available. Contact us on WhatsApp or phone for logistics details and delivery timelines.
What is the warranty on engine parts?
Warranty varies by manufacturer and part type. Please enquire at the time of purchase for specific warranty terms applicable to your order.
Disclaimer: Product images are sourced from the manufacturer’s catalogue listing. Caterpillar®, CAT®, and all related model numbers are registered trademarks of Caterpillar Inc. Gupta Tractor Spares Co. is an independent dealer and is not affiliated with Caterpillar Inc. Prices, specifications and availability are subject to change without notice.