13201AA421 Subaru VALVE-INT, Price: 9.32$, Weight: 0.046kg


Make Number Name Availability Weight, kg Ship in, Days Price

Subaru

13201AA421

VALVE-INT

14

0.046

2-3

9.32$

 

Substitutions

Make Number Name Availability Weight, kg Processing, days Price  
Subaru
13201AA420 
VALVE-INT
0
0.054
-
9.51$
Not Available

Compatibility

BodyMade For RegionEngineVehicle GradeMarketModel Year FromModel Year ToDiagram
WAGONRHD1600CC EMPI SOHC NA16IEurope/General06.200506.2007 View

Premium Intake Valve for Subaru Boxer Engines

Restore crisp power and clean emissions with this OEM‑grade intake valve designed for Subaru engines. A precision-ground head and wear‑resistant stem keep compression tight and airflow smooth, delivering stable idle, fast starts, and reliable performance mile after mile.

Why you need it ⚙️

The intake valve meters fresh air‑fuel into the cylinder and seals the chamber on compression. A perfect seal boosts torque, fuel economy, and emissions control. Replacing a worn valve prevents blowback, carbon hot spots, and catalytic converter damage.

How it works

The cam lobe lifts the lifter/bucket, opening the valve so the mixture rushes in. The spring snaps it shut, the face seating against the hardened seat to hold pressure. Micro‑rotation and a thin oil film reduce wear, while correct lash/clearance keeps timing and sealing precise.

When damaged or worn ❗

Expect rough idle, misfires, low compression, backfire, power loss, and high fuel use. A burnt or “tuliped” head leaks; a bent stem can stick. Ignoring it risks piston contact, broken guides, metal in oil, and costly engine rebuilds.

Install tips ️

Always inspect seat and guide, renew stem seal and keepers, verify lash, and retime cams. Use clean assembly lube and follow torque specs.

Compatibility ✅

  • Impreza