Honda Pilot: Valve, Spring, and Valve Seal Removal and Installation

Removal

NOTE: Identify the valves and the valve springs as they are removed so that each item can be reinstalled in its original position.

1. Cylinder Head - Remove

2. Camshaft - Remove

3. Valve and Valve Spring - Remove

1. Using an appropriate-sized socket (A) and a plastic mallet, lightly tap the spring retainer to loosen the valve cotters.

2. Install the valve spring compressor attachment and the valve spring compressor. Compress the spring and remove the valve cotters.
3. Remove the valve spring compressor and the valve spring compressor attachment, then remove the spring retainer, the valve spring, and the valve.

4. Valve Seal - Remove

1. Install a valve guide seal remover (A).

2. Remove the valve seals.

5. Valve Spring Seat - Remove

Installation

1. Valve Spring Seat - Install

2. Valve and Valve Seal - Install

1. Coat the valve stems with new engine oil. Install the valves in the valve guides.
2. Check that the valves move up and down smoothly.
3. Install new valve seals (A) using the 5.5 mm side of the stem seal driver.

   NOTE: Exhaust valve seals (B) have a black spring (C) and intake valve seals (D) have a white or silver spring (E); they are not interchangeable.

3. Valve Spring - Install

1. Install the valve spring and the spring retainer. Place the end of the valve spring with closely wound coils toward the cylinder head.
2. Install the valve spring compressor attachment and the valve spring compressor. Compress the spring and install the valve cotters.
3. Remove the valve spring compressor and the valve spring compressor attachment.

4. Lightly tap the end of each valve stem two or three times with a plastic mallet to ensure proper seating of the valve and the valve cotters. Tap the valve stem only along its axis so you do not bend the valve stem.

NOTE: Be sure to raise the cylinder head off the work bench to avoid damaging the valve.

4. Camshaft - Install

5. Cylinder Head - Install

Special Tool Required

• Valve Spring Compressor Attachment 07757-PJ1010A

• Stem Seal Driver 07PAD-0010000

Valve Guide ReplacementVanity Mirror Light Removal, Installation, and Test