Caterpillar 3408 Engine for Sale | 18L V8 Industrial Marine
$39,999.00
At a Glance
- Condition: OEM used industrial/marine diesel, arrangement-verified, serial-verified per unit
- Availability: In stock for Caterpillar 3408 industrial / marine / power generation applications
- Shipping: Freight-forwarded to all 50 states with rigging (commercial delivery); 7 to 14 business days on heavy industrial engines
- Application: Caterpillar 3408 (18L V8 industrial, marine, and power generation diesel)
- Arrangement and serial number verification required
- Exact horsepower rating verification required
- Configuration: long block, extended long block, or complete
- Representative applications: Cat 988 loader, D10 dozer, 773 truck (genuine 3408 applications)
- Not included: Marine gear, genset end, controls, and accessories unless confirmed at order
- Commercial / heavy-equipment installer required; freight handling and rigging at delivery
- 15 day replacement warranty on component defects
Description
About the Caterpillar 3408 Engine (18L V8 Industrial / Marine Diesel)
Need a replacement Caterpillar 3408 engine? Part Nests sources OEM used Caterpillar 3408 industrial / marine diesel engines for Cat 3408 applications. The Caterpillar 3408 is Caterpillar’s large V8 industrial diesel engine – part of Caterpillar’s 3400-series industrial engine family used across various large-displacement industrial, marine, and power generation applications. 18L V8 displacement (approximately 18-liter displacement, V8 configuration) representing Caterpillar’s approach to large-displacement industrial V8 diesel engineering. Iconic Caterpillar large-displacement V8 diesel with distinctive Caterpillar engineering and durability reputation. Arrangement and serial number verification required per the source data – Caterpillar industrial engine identification is by arrangement number and serial number for correct application match. Exact horsepower rating verification required – the same base engine may be rated at various horsepower ratings for different applications. Configuration options include long block (base engine assembly), extended long block (long block with additional components), or complete (fully-equipped engine). Representative Caterpillar 3408 applications include the Cat 988 wheel loader (large wheel loader), Cat D10 dozer (large track-type tractor / dozer), and Cat 773 mining truck (off-highway rigid dump truck) – genuine 3408 applications. Marine gear, genset end, controls, and accessories not included unless confirmed at order. Commercial / heavy-equipment installer required; freight handling and rigging at delivery required for large-displacement engine. Second of six-engine Caterpillar block in this catalog batch – see our related Caterpillar 3304, 3176, 3204, 3412, and 3208 Marine listings. Each engine is arrangement-verified with serial-verified. Call (855) 634-4447 to verify Cat 3408 arrangement, serial number, rating, and configuration before ordering.
Engine and Application Verification
| Item | Details |
|---|---|
| Identity | Arrangement and serial number. |
| Rating | The exact hp rating. |
| Config | Long block or complete. |
What Is Included and Not Included
| Item | Details |
|---|---|
| INCLUDED | The used Cat 3408 in the configuration confirmed (long block, extended long block, or complete). |
| NOT INCLUDED | Marine gear, genset end, controls, and accessories unless confirmed at order. |
| Tools You Need | A commercial / heavy-equipment installer; freight handling and rigging at delivery. |
Caterpillar 3408 Engine Context (Large V8 Industrial / Marine Diesel)
- Caterpillar 3408 large V8 industrial diesel: The Caterpillar 3408 is Caterpillar’s large V8 industrial diesel engine – part of Caterpillar’s 3400-series industrial engine family. Represents Caterpillar’s approach to large-displacement industrial V8 diesel engineering. 18L V8 displacement representing substantial industrial engine capacity for demanding large-equipment applications
- 3400-series industrial engine family: The 3408 is part of Caterpillar’s 3400-series industrial engine family. Family includes various displacement / cylinder configurations for various large-industrial applications – 3406 (inline-6), 3408 (V8, ~18L), 3412 (V12, larger displacement), and various other 3400-series variants across Caterpillar’s large industrial engine lineup during the era
- 18L V8 displacement: Per the source data engine, 18L V8 industrial / marine diesel. The 3408 uses a V8 configuration with approximately 18-liter displacement – large-displacement V8 diesel appropriate for demanding large-equipment industrial applications. Substantial engine size for heavy industrial, marine propulsion, and prime power generation applications
- Arrangement and serial verification: Per the source data identity, arrangement and serial number. Caterpillar industrial engine identification is by arrangement number and serial number – arrangement number identifies specific engine configuration variant, serial number identifies specific engine unit. Both required for correct application match
- Exact horsepower rating verification: Per the source data rating, the exact hp rating. Same base 3408 engine may be rated at various horsepower ratings for different applications (industrial, marine, power generation applications have distinct rating configurations). Verify exact horsepower rating for correct application match
- Configuration options: Per the source data config, long block or complete. Multiple configuration options available – long block (base engine assembly with block, heads, valve train, timing components), extended long block (long block with additional components), or complete (fully-equipped engine with accessories and support systems). Verify specific configuration at order
- Cat 988 loader application: Per the source data compatibility, representative machines – 988 loader. The Cat 988 wheel loader is a large wheel loader application – genuine 3408 application in Caterpillar’s construction equipment lineup. Representative large equipment application
- Cat D10 dozer application: Per the source data compatibility, representative machines – D10 dozer. The Cat D10 track-type tractor / dozer is a large dozer application – genuine 3408 application in Caterpillar’s dozer lineup. Large-equipment dozer application
- Cat 773 mining truck application: Per the source data compatibility, representative machines – 773 truck. The Cat 773 mining truck is an off-highway rigid dump truck / haul truck application – genuine 3408 application in Caterpillar’s mining truck lineup. Large-equipment mining and quarry haul truck application
- Industrial, marine, power generation uses: Per the source data use, industrial, marine, and power generation. Three primary use categories – industrial (construction, mining), marine (vessel propulsion), and power generation (generator set applications). Different applications have different specific configuration and rating requirements
Industrial Diesel Function and Installation Context
- Large industrial V8 function: The Caterpillar 3408 large V8 industrial diesel provides primary propulsion / power output for large Caterpillar construction equipment / mining truck applications, marine propulsion for vessel applications, and prime power for generator set applications. Standard large industrial diesel engine configuration for Caterpillar’s 3400-series large industrial engine lineup
- Commercial / heavy-equipment installer required: Per the source data tools note, a commercial / heavy-equipment installer; freight handling and rigging at delivery. Critical installation requirement – Cat 3408 large V8 industrial diesel installation requires commercial / heavy-equipment installer with large industrial engine service capability. Not a general shop project
- Freight handling and rigging required: Cat 3408 large V8 industrial diesel engines are heavy industrial engines requiring specialized freight handling and rigging at delivery. Commercial delivery arrangements with rigging capability required for engine offload
- Not included items: Per the source data, marine gear, genset end, controls, and accessories unless confirmed at order. Standard scope – the used 3408 in the configuration confirmed (long block, extended long block, or complete) is provided. Additional items (marine gear for marine applications, generator end for power generation applications, electrical controls, various accessories) are separate items – obtain / confirm separately as required
Related Caterpillar / Related Large Industrial Engine Listings
- Caterpillar 3304 Engine: Related smaller Caterpillar 3300-series application (Cat 3304 4-cylinder industrial diesel, ~7.0L) – see our Caterpillar 3304 Engine listing
- Caterpillar 3412 Engine: Related larger Caterpillar 3400-series application (Cat 3412 V12 industrial / marine diesel) – see our Caterpillar 3412 Engine listing
- Caterpillar 3176 Engine: Related Caterpillar 3100-series application (Cat 3176 7.2L inline-6 diesel) – see our Caterpillar 3176 Engine listing
- Caterpillar 3204 Engine: Related Caterpillar 3200-series application (Cat 3204 4-cylinder industrial diesel) – see our Caterpillar 3204 Engine listing
- Caterpillar 3208 Marine Engine: Related Caterpillar 3200-series marine application (Cat 3208 10.4L V8 marine diesel) – see our Caterpillar 3208 Marine Engine listing
- Various Caterpillar / large industrial diesel / heavy equipment replacement components available across our Part Nests catalog
Engine Specifications
- Type: OEM used Caterpillar 3408 18L V8 industrial / marine diesel engine
- Function: Large industrial V8 diesel engine provides primary propulsion or prime power for large Cat construction, mining, marine, and power generation applications
- Configuration: 18L V8, long block / extended long block / complete – verify by arrangement and serial
- What is not included: Marine gear, genset end, controls, and accessories unless confirmed at order per the source data
- Tools required: Commercial / heavy-equipment installer; freight handling and rigging at delivery per the source data
- Common failure modes: Various age-related large industrial diesel wear patterns, cylinder liner wear, injection system wear, various age-related component wear. Symptoms include performance degradation, various engine integration issues
- Testing: Arrangement-verified, serial-verified per unit before shipment
Vehicle Compatibility
| Vehicle | Compatibility |
|---|---|
| Use | Industrial, marine, and power generation |
| Representative machines | 988 loader, D10 dozer, 773 truck (genuine 3408 applications) |
| Fitment | Confirmed by arrangement/serial number |
Why Buy From Part Nests
- OEM verified Caterpillar 3408 18L V8 industrial / marine diesel engine
- Arrangement-verified, serial-verified per unit
- Support for arrangement and serial number-based application verification
- Support for exact horsepower rating verification
- Support for configuration verification (long block / extended long block / complete)
- Support for Cat 988 loader, D10 dozer, and 773 truck genuine 3408 applications
- Support for industrial, marine, and power generation use category verification
- Related to broader Caterpillar / large industrial diesel listings
- Freight-forwarded to all 50 states with rigging (commercial delivery)
- 15 day replacement warranty on component defects
- Support team familiar with Caterpillar 3400-series large industrial engine lineage and heavy equipment considerations
- Call (855) 634-4447 to confirm your Cat 3408 arrangement, serial number, rating, and configuration before ordering.
15 Day Replacement Warranty
Every used Caterpillar 3408 Engine carries a 15 day replacement warranty starting on the delivery date. 3408 arrangement, serial number, exact horsepower rating, and configuration (long block / extended long block / complete) verification are critical before ordering. Commercial / heavy-equipment installer, freight handling, and rigging required. Call (855) 634-4447 to start a warranty claim within 15 days of delivery.
What Is Covered
- Component defects present on arrival beyond what was disclosed
- Engine operational failures within 15 days from installation
- Incorrect part shipped due to an error on our end
What Is Not Covered
- Damage caused during installation or from improper commercial / heavy-equipment procedures
- Attempted installation without commercial / heavy-equipment installer
- Attempted installation with incorrect arrangement, rating, or configuration match
- Any labor expenses of any kind, including large industrial engine installation labor
- Part: OEM used 18L V8 industrial / marine diesel engine
- Application: Caterpillar 3408 (18L V8 large industrial)
- Segment: Caterpillar 3400-series large industrial engine family
- Uses: Industrial, marine, and power generation
- Verification: By arrangement number + serial number + hp rating
- Configuration: Long block / extended long block / complete
- Applications: Cat 988 loader, D10 dozer, 773 mining truck
Additional information
| Brand | Caterpillar |
|---|---|
| Engine Type | V8 diesel |
| Displacement | 18.0 liters |
| Bore x Stroke | 5.40 in x 6.00 in |
| Compression Ratio | 14.0:1 |
| Horsepower | About 500 to 800 hp (by rating) |
| Torque | About 1, 500 to 2, 000 lb-ft |
| Aspiration | Turbocharged |
| Electrical System | 24V |
| Fuel System | Direct injection with mechanical fuel pump |
| Configurations | Long block, extended long block, complete |
| Use | Industrial / marine / genset (freight) |
| Condition | Used |
| SKU | vaz226 |
An OEM used Caterpillar 3408 industrial / marine diesel engine. Caterpillar's large V8 industrial diesel engine - part of Caterpillar's 3400-series industrial engine family. 18L V8 displacement (approximately 18-liter displacement, V8 configuration) representing Caterpillar's approach to large-displacement industrial V8 diesel engineering.
Per the source data identity, arrangement and serial number. Caterpillar industrial engine identification is by arrangement number and serial number - arrangement number identifies specific engine configuration variant, serial number identifies specific engine unit. Both required for correct application match.
Per the source data rating, the exact hp rating. Same base 3408 engine may be rated at various horsepower ratings for different applications (industrial, marine, power generation applications have distinct rating configurations). Verify exact horsepower rating for correct application match.
Per the source data config, long block or complete. Multiple configuration options available - long block (base engine assembly with block, heads, valve train, timing components), extended long block (long block with additional components), or complete (fully-equipped engine with accessories and support systems). Verify at order.
Per the source data compatibility, representative machines - 988 loader, D10 dozer, 773 truck (genuine 3408 applications). Cat 988 wheel loader (large wheel loader), Cat D10 track-type tractor / dozer (large dozer), and Cat 773 mining truck (off-highway rigid dump truck) are genuine 3408 applications.
Per the source data use, industrial, marine, and power generation. Three primary use categories - industrial (construction, mining), marine (vessel propulsion), and power generation (generator set applications). Different applications have different specific configuration and rating requirements.
Yes. Per the source data tools note, a commercial / heavy-equipment installer; freight handling and rigging at delivery. Critical installation requirement - Cat 3408 large V8 industrial diesel installation requires commercial / heavy-equipment installer with large industrial engine service capability.
Per the source data, marine gear, genset end, controls, and accessories unless confirmed at order. Standard scope - the used 3408 in the configuration confirmed is provided. Additional items (marine gear, generator end, electrical controls, various accessories) are separate items - obtain / confirm separately as required.
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