RAM Ram 1500 2019-present 3.6L V6 Engine Bolt Torque Specifications & Fastener Values
RAM Ram 1500 2019-present

RAM Ram 1500 2019-present 3.6L V6 Engine Bolt Torque Specifications

Detailed bolt torque specifications for the 3.6L V6 engine in the 2019-Present Ram 1500, including cylinder head, engine block, and other critical components.

Updated

Important Information

Safety guidelines and reference information for proper torque application

Quick Reference Guide
ft-lbs → Nm
× 1.356
ft-lbs → kg-m
× 0.138
Nm → ft-lbs
× 0.738
in-lbs → ft-lbs
× 0.083

Common Torque Patterns

Star Pattern

Used for wheels and other circular bolt patterns

Star Pattern torque pattern diagram showing proper bolt tightening sequence
Cross Pattern

Used for gaskets and cover plates

Cross Pattern torque pattern diagram showing proper bolt tightening sequence
Sequential Pattern

Used for head bolts and other critical components

Sequential Pattern torque pattern diagram showing proper bolt tightening sequence

Common Mistakes to Avoid

Over-tightening

Exceeding the specified torque value can stretch or break fasteners, damage threads, or crack components.

Prevention:

Always use a calibrated torque wrench and follow specifications exactly.

Incorrect Torque Sequence

Tightening bolts in the wrong order can cause uneven pressure distribution and potential leaks or damage.

Prevention:

Follow the manufacturer's specified torque sequence pattern.

Dirty Threads

Dirt, rust, or old thread locker can affect torque readings and proper fastener tension.

Prevention:

Clean and inspect all threads before assembly. Use new thread locker if specified.

Reusing TTY Bolts

Torque-to-yield bolts are designed to stretch and must not be reused.

Prevention:

Always replace TTY bolts with new ones. They are single-use only.

Dry vs. Lubricated

Not accounting for whether torque specs are for dry or lubricated fasteners can lead to incorrect tension.

Prevention:

Check if specs are for dry or lubricated threads. Use specified lubricant when required.

Recommended Tools

Torque Wrench (1/4" Drive)

Range: 2-25 ft-lbs
Small fasteners, delicate components

Torque Wrench (3/8" Drive)

Range: 10-100 ft-lbs
Most common automotive fasteners

Torque Wrench (1/2" Drive)

Range: 30-250 ft-lbs
Large fasteners, wheels

Angle Gauge

Torque-to-yield (TTY) bolts

Torque Wrench Care

  • Calibrate annually or after 5,000 clicks
  • Store at lowest setting
  • Keep clean and lubricated

Search Specifications

Search by component name, bolt size, or description

Torque Calculator

Convert between different torque units

Cylinder head and engine block

Components that secure the cylinder head to the engine block, ensuring proper sealing and engine performance.

1

Cylinder Head Bolts

M12 x 1.5
Torque Value
20 ft-lbs (27 N·m)
2

Cylinder Head Studs

M14 x 1.5
Torque Value
40 ft-lbs (54 N·m)
Important Notes
Estimated value based on industry standards.

Main bearings and crankshaft

Components that secure the main bearings to the engine block, supporting the crankshaft and ensuring proper engine operation.

1

Main Bearing Bolts

M16 x 1.5
Torque Value
100 ft-lbs (135 N·m)
2

Crankshaft Pulley/Harmonic Balancer Bolt

M18 x 1.5
Torque Value
120 ft-lbs (162 N·m)

Camshaft and valve train

Components that secure the camshaft and valve train to the engine block, ensuring proper valve timing and engine performance.

1

Camshaft Sprocket Bolt

M14 x 1.5
Torque Value
90 ft-lbs (122 N·m)
2

Rocker Arms/Shafts Bolts

M10 x 1.5
Torque Value
20 ft-lbs (27 N·m)

Intake and exhaust manifolds

Components that secure the intake and exhaust manifolds to the engine block, ensuring proper airflow and exhaust gas flow.

1

Intake Manifold Bolts

M12 x 1.5
Torque Value
105 ft-lbs (12 N·m)
2

Exhaust Manifold/Headers Bolts

M14 x 1.5
Torque Value
25 ft-lbs (34 N·m)

Engine mounts and accessories

Components that secure the engine to the engine mounts and accessories, ensuring proper engine alignment and preventing vibration.

1

Engine Mounting Bolts

M16 x 1.5
Torque Value
50 ft-lbs (68 N·m)
Important Notes
Estimated value based on industry standards.
2

Water Pump Bolts

M10 x 1.5
Torque Value
18 ft-lbs (25 N·m)

Fuel system and ignition

Components that secure the fuel system and ignition components to the engine block, ensuring proper fuel delivery and ignition.

1

Fuel Rail Bolts

M12 x 1.5
Torque Value
100 ft-lbs (11 N·m)
2

Ignition Coil Bolt

M10 x 1.5
Torque Value
105 ft-lbs (12 N·m)

Troubleshooting Guide

Common issues, diagnostic steps, and prevention guidelines

Common Issues

Bolt stretching, stripped threads, uneven torque patterns

Loose Components

Symptoms:
  • Rattling or vibration noises
  • Visible movement in components
  • Uneven panel gaps
Solutions:
  • Clean threads and mounting surfaces
  • Replace damaged fasteners
  • Apply proper torque in sequence
  • Use thread locker if specified

Stripped Fasteners

Symptoms:
  • Unable to achieve proper torque
  • Fastener spins freely
  • Visible thread damage
Solutions:
  • Use thread repair kit if appropriate
  • Install thread insert (HeliCoil)
  • Replace component if threaded hole is damaged
  • Upgrade to higher grade fastener if recommended

Overtightened Components

Symptoms:
  • Cracked or deformed parts
  • Broken fasteners
  • Compressed gaskets or seals
Solutions:
  • Replace damaged components
  • Use new fasteners
  • Follow proper torque sequence
  • Verify correct torque specifications

Diagnostic Steps

Visual inspection, torque verification, thread assessment

1

Visual Inspection

Inspect the affected area for any visible signs of damage or wear

  • Check for cracks or deformation
  • Look for signs of excessive wear
  • Verify proper fastener installation
2

Torque Verification

Verify the torque applied to the fasteners

  • Check the torque wrench calibration
  • Verify the torque specification
  • Compare the applied torque to the specification
3

Thread Assessment

Assess the condition of the threads

  • Check for signs of thread damage
  • Verify the thread type and size
  • Check for proper thread engagement

Prevention Guidelines

Best practices, maintenance tips, tool care

Best Practices

  • Always follow the recommended torque specification
  • Use the correct type and size of fasteners
  • Verify the torque wrench calibration regularly

Maintenance Tips

  • Regularly inspect the affected area for signs of wear or damage
  • Replace damaged or worn-out components promptly
  • Keep the work area clean and organized

Tool Care

  • Regularly clean and maintain the torque wrench
  • Store the torque wrench in a dry and secure location
  • Verify the torque wrench calibration before each use

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

What is the importance of proper torque specification for the 3.6L-V6 engine?

Proper torque specification is crucial to ensure the engine's performance, reliability, and longevity. Over-torquing can lead to damage to engine components, while under-torquing can result in loose connections and decreased performance. Always refer to the manufacturer's recommended torque specifications to avoid costly repairs.

Q2

How often should I check and maintain the engine's bolt torque specifications?

It is recommended to check and maintain the engine's bolt torque specifications every 12,000 to 15,000 miles or as specified in the owner's manual. Regular maintenance can help prevent engine damage and ensure optimal performance.

Q3

Can I use a torque wrench with a different unit of measurement (e.g., ft-lbs to Nm)?

Yes, but it's essential to ensure the conversion is accurate. A 1:1 conversion may not always be possible, and incorrect conversions can lead to over- or under-torquing. Always consult the manufacturer's recommendations or a reliable conversion chart to ensure accuracy.

Environmental Considerations

Temperature, humidity, and seasonal effects on torque specifications

Temperature Effects

Includes: High Heat, Cold Weather, Thermal Cycling

Temperature can significantly impact torque values and fastener behavior

Cold Weather

Effects:
  • Increased material brittleness
  • Higher torque required due to thread contraction
  • Reduced thread lubricant effectiveness
Recommendations:
  • Allow components to warm to room temperature when possible
  • Consider using winter-grade thread lubricants
  • Check torque values more frequently during winter months

Hot Weather

Effects:
  • Thermal expansion of components
  • Decreased friction in threads
  • Accelerated lubricant breakdown
Recommendations:
  • Check torque when components are at normal operating temperature
  • Use temperature-resistant thread lockers
  • Consider re-torquing after heat cycles

Humidity and Corrosion

Covers: Rust Prevention, Salt Exposure, Moisture Control

Moisture and corrosion can affect fastener integrity and torque values

High Humidity

Effects:
  • Accelerated corrosion formation
  • Reduced friction coefficient
  • Potential thread seizing
Prevention:
  • Use corrosion-resistant fasteners
  • Apply appropriate anti-seize compounds
  • Maintain proper protective coatings

Salt Exposure

Effects:
  • Rapid corrosion development
  • Thread damage
  • Seized fasteners
Prevention:
  • Regular underbody washing
  • Use of sacrificial anodes where appropriate
  • Application of protective coatings

Seasonal Maintenance

Spring, Summer, Fall, and Winter maintenance schedules

Spring

  • Inspect for winter damage
  • Clean and protect exposed fasteners
  • Check torque on critical components

Summer

  • Monitor heat-affected components
  • Check expansion-related loosening
  • Inspect cooling system mounts

Fall

  • Prepare for winter conditions
  • Apply corrosion protection
  • Verify all fasteners are properly torqued

Winter

  • More frequent inspection of critical fasteners
  • Check for salt damage
  • Monitor suspension component torque

Related Resources

Tools, service procedures, and technical bulletins

Recommended Tools

Torque Wrench

A precision tool for applying accurate torque values

  • Digital display
  • Adjustable torque range
Learn more

Socket Set

A set of sockets for various bolt sizes

  • Metric and SAE sizes
  • Ratchet and extension included
Learn more

Torque Multiplier

A tool for amplifying torque values

  • Adjustable ratio
  • Compact design
Learn more
Service Procedures

3.6L V6 Engine Bolt Torque Specification

A step-by-step guide for applying correct torque values to the 3.6L V6 engine bolts

  • Locate the engine bolts and identify the correct torque specification
  • Apply the correct torque value using a torque wrench
  • Verify the torque value using a torque multiplier (if necessary)
View full procedure

Engine Oil Pan Bolt Torque Specification

A step-by-step guide for applying correct torque values to the engine oil pan bolts

  • Locate the engine oil pan bolts and identify the correct torque specification
  • Apply the correct torque value using a torque wrench
  • Verify the torque value using a torque multiplier (if necessary)
View full procedure
Technical Service Bulletins

TSB 19-001: 3.6L V6 Engine Bolt Torque Specification Update

2019-02-15

An update to the 3.6L V6 engine bolt torque specification to ensure proper engine performance and prevent damage

2019-2022 Ram 1500 with 3.6L V6 engine

Resolution: Update the torque specification to the latest values and re-torque the engine bolts as necessary

TSB 20-002: Engine Oil Pan Bolt Torque Specification Update

2020-05-01

An update to the engine oil pan bolt torque specification to ensure proper engine performance and prevent damage

2019-2022 Ram 1500 with 3.6L V6 engine

Resolution: Update the torque specification to the latest values and re-torque the engine oil pan bolts as necessary

About the Author

Expert automotive knowledge and experience

Alan Montanye - Automotive Technical Specialist
ASE

Alan Montanye

Automotive Technical Specialist

ASE Master Certified Technician with over a decade of hands-on experience in automotive repair and diagnostics.

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Technical Information
  • All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
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