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New Loaded Cylinder Head for Caterpillar 8N1187

New Loaded Cylinder Head for Caterpillar 8N1187

See if this fits your application
SKU: H8N1187V
Low Stock (2)
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Condition: New Aftermarket
Cross-References: 2W0656, 2W656, 7N8516, 7N8526, 8N1187, 8N1187C, 8N1187CNEW, 8N1446, CT055-8N1187-LD-DR, H8N1187C, H8N1187V, N2W0656VS, N8N1187VS
The RF Engine Advantage
Family Operated Since 1975

Original Equipment Quality

Parts that meet or exceed OEM specifications. Guaranteed performance you can trust. Reliability built into every component.

100+ Years of Expertise

A century of collective diesel knowledge and 10+ acres of engines and engine parts, we are more than just an online reseller or call center. We know heavy-duty diesel.

Here for the Long Haul

Same location and same phone number for the last 50 years. Same commitment to getting you the right parts at the right price.

New, Reman, & Used

RF Engine offers an expansive offering of new aftermarket, remanufactured, and used engines and engine parts all under one roof.

Details

New aftermarket cylinder head, loaded with valves and ready to install.


Our aftermarket replacement parts are built to OEM-equivalent standards. They have been produced to meet or exceed original equipment specifications for material quality, dimensional tolerance, and field durability — the same rigors the factory part is designed to handle. The result is a component that installs like factory, performs like factory, and delivers long service life without the dealer price tag.

Fitment Guide

Hydraulic Excavators (5)
Caterpillar 235 (32K S/N Prefix)
Caterpillar 235 (62X S/N Prefix)
Caterpillar 235 (64R S/N Prefix)
Caterpillar 235EX (32K S/N Prefix)
Caterpillar 235X (32K S/N Prefix)
Landfill Compactors (5)
Caterpillar 814 (14R S/N Prefix)
Caterpillar 814 (90P S/N Prefix)
Caterpillar 815 (15R S/N Prefix)
Caterpillar 815 (91P S/N Prefix)
Caterpillar 816 (57U S/N Prefix)
Motor Graders (13)
Caterpillar 120 (10R S/N Prefix)
Caterpillar 120 (13U S/N Prefix)
Caterpillar 12F (13K S/N Prefix)
Caterpillar 12F (17K S/N Prefix)
Caterpillar 12F (89H S/N Prefix)
Caterpillar 12G (61M S/N Prefix)
Caterpillar 140 (11R S/N Prefix)
Caterpillar 140 (14U S/N Prefix)
Caterpillar 140G (72V S/N Prefix)
Caterpillar 140G (81V S/N Prefix)
Caterpillar 14E (12K S/N Prefix)
Caterpillar 14E (72G S/N Prefix)
Caterpillar 14G (96U S/N Prefix)
Motor Scrapers (9)
Caterpillar 627B (14S S/N Prefix)
Caterpillar 627B (15S S/N Prefix)
Caterpillar 627B (37V S/N Prefix)
Caterpillar 627B (38V S/N Prefix)
Caterpillar 637D (20W S/N Prefix)
Caterpillar 637D (21W S/N Prefix)
Caterpillar 637D (22W S/N Prefix)
Caterpillar 637D (23W S/N Prefix)
Caterpillar 639D (88X S/N Prefix)
Pipelayers (6)
Caterpillar 561C (92J S/N Prefix)
Caterpillar 561D (54X S/N Prefix)
Caterpillar 571F (95N S/N Prefix)
Caterpillar 571G (16W S/N Prefix)
Caterpillar 572F (96N S/N Prefix)
Caterpillar 572G (40U S/N Prefix)
Track-Type Tractor/Dozers (47)
Caterpillar D5 (12R S/N Prefix)
Caterpillar D5 (62J S/N Prefix)
Caterpillar D5 (63J S/N Prefix)
Caterpillar D5 (67J S/N Prefix)
Caterpillar D5 (6R S/N Prefix)
Caterpillar D5 (93J S/N Prefix)
Caterpillar D5 (94J S/N Prefix)
Caterpillar D5 (95J S/N Prefix)
Caterpillar D5 (96J S/N Prefix)
Caterpillar D5 (98J S/N Prefix)
Caterpillar D5B (22X S/N Prefix)
Caterpillar D5B (23X S/N Prefix)
Caterpillar D5B (24X S/N Prefix)
Caterpillar D5B (25X S/N Prefix)
Caterpillar D5B (26X S/N Prefix)
Caterpillar D5B (44X S/N Prefix)
Caterpillar D6 (17R S/N Prefix)
Caterpillar D6C (10K S/N Prefix)
Caterpillar D6C (17R S/N Prefix)
Caterpillar D6C (26K S/N Prefix)
Caterpillar D6C (46J S/N Prefix)
Caterpillar D6C (47J S/N Prefix)
Caterpillar D6C (69U S/N Prefix)
Caterpillar D6C (90B S/N Prefix)
Caterpillar D6C (99J S/N Prefix)
Caterpillar D6D (03X S/N Prefix)
Caterpillar D6D (04X S/N Prefix)
Caterpillar D6D (05X S/N Prefix)
Caterpillar D6D (06X S/N Prefix)
Caterpillar D6D (36C S/N Prefix)
Caterpillar D6D (37C S/N Prefix)
Caterpillar D6D (38C S/N Prefix)
Caterpillar D6D (3X S/N Prefix)
Caterpillar D6D (4X S/N Prefix)
Caterpillar D6D (5X S/N Prefix)
Caterpillar D6D (6X S/N Prefix)
Caterpillar D7 (93N S/N Prefix)
Caterpillar D7F (93N S/N Prefix)
Caterpillar D7F (94N S/N Prefix)
Caterpillar D7G (35N S/N Prefix)
Caterpillar D7G (44W S/N Prefix)
Caterpillar D7G (45W S/N Prefix)
Caterpillar D7G (64V S/N Prefix)
Caterpillar D7G (65V S/N Prefix)
Caterpillar D7G (72W S/N Prefix)
Caterpillar D7G (91V S/N Prefix)
Caterpillar D7G (92V S/N Prefix)
Wheel Loaders (21)
Caterpillar 528 (51S S/N Prefix)
Caterpillar 528 (78W S/N Prefix)
Caterpillar 561 (92J S/N Prefix)
Caterpillar 627 (50K S/N Prefix)
Caterpillar 627 (54K S/N Prefix)
Caterpillar 627 (68M S/N Prefix)
Caterpillar 627 (69M S/N Prefix)
Caterpillar 637 (26R S/N Prefix)
Caterpillar 637 (64M S/N Prefix)
Caterpillar 637 (91N S/N Prefix)
Caterpillar 637 (92N S/N Prefix)
Caterpillar 966C (30K S/N Prefix)
Caterpillar 966C (42J S/N Prefix)
Caterpillar 966C (76J S/N Prefix)
Caterpillar 977 (11K S/N Prefix)
Caterpillar 977 (48J S/N Prefix)
Caterpillar 977K (11K S/N Prefix)
Caterpillar 977L (11K S/N Prefix)
Caterpillar 977L (14X S/N Prefix)
Caterpillar 977L (95X S/N Prefix)
Caterpillar 980B (89P S/N Prefix)
Engines (8)
Caterpillar 3306 | 3N ESN Prefix
6-cyl • Diesel
Caterpillar 3306 | 44V ESN Prefix
6-cyl • Diesel
Caterpillar 3306 | 49V ESN Prefix
6-cyl • Diesel
Caterpillar 3306 | 60Z ESN Prefix
6-cyl • Diesel
Caterpillar 3306 | 62Z ESN Prefix
6-cyl • Diesel
Caterpillar 3306 | 66D ESN Prefix
6-cyl • Diesel
Caterpillar 3306 | 67D ESN Prefix
6-cyl • Diesel
Caterpillar 3306 | 76R ESN Prefix
6-cyl • Diesel
While every effort has been made to ensure the accuracy of the fitment information listed above, it is ultimately the responsibility of the installing mechanic to perform a side-by-side comparison of the replacement part with the original to verify proper fit before installation. RF Engine is not liable for labor or consequential damages resulting from incorrect application.

Warranty Information

Reliance Power Parts Warranty Policy

The Reliance Power Parts (RPP) warranty policy covers parts and labor necessary to repair a warrantable failure to the functional condition of the application that existed immediately prior to the failure, as detailed below. This warranty applies to direct customers of RPP only and is non-transferable.


Coverage Periods

  • New Internal Engine Parts (Ag/Industrial): 1 year from invoice date, unlimited miles/hours
  • Engine Overhaul Kits (Heavy-Duty On-Highway): 2 years from invoice date, unlimited miles/hours
  • New Engine Accessories: 1 year from invoice date, parts replacement only
  • Remanufactured Engine Accessories: 6 months from invoice date, parts replacement only
  • Remanufactured Engine & Drivetrain Parts: 6 months from invoice date, parts replacement only
  • Drivetrain Parts: 1 year from invoice date, parts replacement only
  • Complete Engines & New Long Blocks (Reliance Manufactured): 6 months from invoice date, parts replacement only
  • Remanufactured Long/Short Blocks & New Short Blocks (Reliance Manufactured): 90 days from invoice date, parts replacement only

Engine accessories include turbochargers, fuel injectors, hydraulic pumps, engine oil pumps, oil coolers, water pumps, and electrical components.


Manufacturer's Warranty Items

To serve a wider application base, RPP offers lower volume, rare application, and remanufactured parts from a variety of manufacturers. These parts will be noted on your invoice as subject to a "Manufacturer's Warranty" policy and are not covered under this policy. Engines, long blocks, medium blocks, and short blocks produced by any company other than Reliance are solely covered by the manufacturer's warranty. Contact your Reliance representative for details.


Parts & Labor Coverage

  • Parts: Covered at current customer pricing using new or remanufactured RPP approved parts
  • OEM/Outside Parts: When RPP parts are available, OEM parts will be credited at RPP pricing. Parts not available from RPP will be covered at billed rate with invoice required
  • Labor: Offered at RPP's discretion, not to exceed published flat-rate times and maximum regional wholesale hourly labor rate
  • Holiday/Overtime Rates: Not covered

What's Not Covered

This warranty does not cover failures resulting from:

  • Owner or operator abuse or neglect
  • Operation without adequate coolant, fuel, or lubricants
  • Over-fueling or over-speeding
  • Lack of maintenance of lubricating, coolant, or air intake systems
  • Improper storage, starting, warm-up, run-in, or shut-down practices

Coverage does not include:

  • Troubleshooting or diagnostic time
  • Towing, transport, or down-time
  • Rental fees or incidentals
  • Delivery charges, travel, meals, or lodging
  • Business losses, docking, or harbor charges

Responsibilities

  • Installer: Ensure parts are correct for the application and install according to OEM procedures, specifications, and accepted industry standards
  • Owner: Operate and maintain equipment as specified in OEM operation and maintenance manuals

How to File a Claim

  • RPP must be notified prior to the end of the warranty period
  • All warranty repairs must be authorized by RPP technical staff
  • Request a Warranty Claim Form for the return of parts
  • Return all claimed parts to the indicated location within 30 days of receiving a Return Merchandise Authorization
  • Include failed parts, completed Warranty Claim Form, and copies of related work orders or invoices
  • Ship parts freight pre-paid in a condition that makes examination possible
  • Parts received without a Warranty Claim Form will be returned freight collect

Important Notes

  • Professional Installation Required: We strongly recommend installation by a qualified technician to ensure proper break-in and operation
  • Keep Your Records: Retain your invoice and service records for warranty claims
  • Questions?: If you're unsure about coverage or need assistance, please contact us

The warranties set forth herein are the sole warranties made by RPP regarding its parts. RPP makes no other warranties, expressed or implied, of merchantability or fitness for a particular purpose.

Recently Viewed

All specifications and numbers are provided for reference only and should be independently verified before use. While we guarantee our parts match their descriptions and accept returns for any discrepancies, we cannot be held liable for installation costs, modifications, or consequential damages. Questions about compatibility? Contact our parts experts at 800-828-6943, sales@dieselcranks.com, or via live chat, Mon-Fri 8am-5pm EST.

Our Best Price Promise

Found the same part somewhere else for less? Send us the link and we’ll beat that price by 5%. We’ve been doing this since 1975, and we’d rather earn your business than lose it over a few dollars.

Some restrictions apply, see Terms & Conditions for details.

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