HONDA GENUINE EXHAUST VALVE STEM SEAL 12211-PZ1-003 (x8)

Genuine Honda OEM exhaust valve stem seals for a wide range of Honda engines. This set of 8 seals prevents oil from leaking past the exhaust valve stems into the combustion chamber, eliminating oil consumption and blue smoke issues.

Part Number: 12211-PZ1-003

Quantity: Set of 8 seals

Compatible Models:

• Honda Accord (CL7, CL9, CU1, CU2)
• Honda Civic (EG, EK, EP, FN, FD series)
• Honda Integra (DC2, DC5)
• Honda S2000
• Many other Honda models with compatible engines

Key Features:

• Genuine Honda OEM quality - guaranteed perfect fit
• High-temperature resistant material for exhaust side
• Prevents oil from entering exhaust ports and combustion chamber
• Eliminates oil consumption and blue exhaust smoke
• Essential for cylinder head rebuilds and valve jobs
• Set of 8 seals (one per exhaust valve for 4-cylinder engines)

Why Exhaust Valve Stem Seals Are Critical:

Exhaust valve stem seals operate in extremely high temperatures and are subject to more wear than intake seals. They prevent engine oil from being drawn down the exhaust valve stems into the combustion chamber and exhaust ports. Worn exhaust valve stem seals are a common cause of oil consumption and blue smoke, particularly noticeable during engine braking or deceleration.

Replacing worn exhaust valve stem seals restores proper sealing, reduces oil consumption, and eliminates blue smoke from the exhaust. This is critical maintenance during any cylinder head work or engine rebuild to ensure optimal performance and longevity.

Installation Recommendation: Always replace both intake (12210-PZ1-003) and exhaust valve stem seals together during cylinder head service. Professional installation recommended with proper valve spring compression tools. Use only genuine Honda seals for reliable, long-lasting performance.