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John Deere 6466D, 6466T, 6466A, 6076T, 6076A Head Bolt Kit | Replaces RG30466

John Deere 6466D, 6466T, 6466A, 6076T, 6076A Head Bolt Kit | Replaces RG30466

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SKU: RP366
$15507
In Stock (99+)
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Condition: New Aftermarket
Cross-References: 751269, HCRRP366, HRP-366, HRP366, P751269, RG30466, RP366, TMX366, R88043, R88045, R88044, NR88043, NR88045, NR88044
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

Fitment Guide

Combines (7)
John Deere 6620
John Deere 6622
John Deere 7720
John Deere 7722
John Deere 8820
John Deere 9500
John Deere 9600
Compactors (1)
John Deere 646C
Cotton Pickers (3)
John Deere 9940
John Deere 9950
John Deere 9960
Crawlers (1)
John Deere 850B
Excavators (6)
John Deere 690C
John Deere 690CR
John Deere 790
John Deere 790D
John Deere 792
John Deere 892DLC
Feller Bunchers (3)
John Deere 693C
John Deere 743A
John Deere 793D
Forage Harvesters (2)
John Deere 5720
John Deere 5730
Graders (8)
John Deere 770A
John Deere 770AH
John Deere 770B
John Deere 770BH
John Deere 772A
John Deere 772AH
John Deere 772B
John Deere 772BH
Log Skidders (5)
John Deere 740A
John Deere 740E
John Deere 740G
John Deere 748E
John Deere 748G
Power Units (4)
John Deere 6076
John Deere 6466AF
John Deere 6466DF
John Deere 6466TF
Scrapers (2)
John Deere 762A
John Deere 762B
Tractors (18)
John Deere 4050
John Deere 4050E
John Deere 4055
John Deere 4240
John Deere 4250
John Deere 4255
John Deere 4450
John Deere 4455
John Deere 4555
John Deere 4560
John Deere 4650
John Deere 4755
John Deere 4760
John Deere 4850
John Deere 4955
John Deere 4960
John Deere 8450
John Deere 8560
Wheel Loaders (6)
John Deere 644C
John Deere 644D
John Deere 644E
John Deere 644EH
John Deere 644ER
John Deere 644EZ
Engines (5)
John Deere 6076T, 6076A | ESN 3000001 - 3300000, Low-ring Piston, Helical Gears, Right-side oval oil cooler
6-cyl • Diesel
John Deere 6076T, 6076A | Turbocharged & Turbocharged Aftercooled, ESN up to 499999, High-ring Piston, Helical Gears, Right-side oval oil cooler
6-cyl • Diesel
John Deere 6466T, 6466A | Turbocharged & Turbocharged Aftercooled, Late SN, Low Compression, Connecting Rod C/N R71074, Stepped-tapered Pin Bushing, 1.875" Piston Pin
6-cyl • Diesel
John Deere 6466T, 6466A | Turbocharged & Turbocharged Aftercooled, Late SN, High Compression, Connecting Rod C/N R71074, Stepped-tapered Pin Bushing, 1.875" Piston Pin
6-cyl • Diesel
John Deere 6466D | Naturally Aspirated, Connecting Rod C/N R41423, R58862, R66922, 1.625" Piston Pin
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.

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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.