Table of Contents
Installing ARP head bolts correctly is crucial for ensuring a reliable engine assembly. This guide provides a step-by-step process for using a torque wrench to install ARP head bolts properly.
Tools and Materials Needed
- ARP head bolts
- Torque wrench
- Socket set
- Thread lubricant
- Clean rag
Preparation Steps
Before beginning the installation, ensure the following steps are completed:
- Clean the cylinder head and engine block surfaces thoroughly.
- Check the ARP head bolts for any signs of damage.
- Apply a small amount of thread lubricant to the threads of each bolt.
Installation Process
Follow these steps to install the ARP head bolts using a torque wrench:
- Start by hand-tightening each bolt in the correct sequence.
- Use the torque wrench to tighten the bolts to the manufacturer’s specifications.
- Follow the specified torque sequence for even distribution.
- After reaching the initial torque, allow the bolts to settle for a few minutes.
- Re-tighten the bolts to the final torque specification.
Torque Specifications
It is essential to follow the correct torque specifications provided by ARP for their head bolts:
- Initial torque: 30 ft-lbs
- Final torque: 75 ft-lbs
- Angle torque: 90 degrees
Common Mistakes to Avoid
When installing ARP head bolts, avoid these common mistakes:
- Not cleaning the surfaces properly before installation.
- Over-tightening the bolts, which can lead to bolt failure.
- Ignoring the specified torque sequence.
- Failing to use thread lubricant on the bolts.
Post-Installation Check
After installing the ARP head bolts, perform the following checks:
- Verify that all bolts are tightened to the specified torque.
- Inspect the cylinder head for any irregularities.
- Check for any leaks after the engine is started.
Conclusion
Proper installation of ARP head bolts using a torque wrench is vital for engine performance. By following this guide, you can ensure a secure and reliable fit for your engine.