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All Engine and Cooling Products

Engine Core Plug. Cylinder Block Plug.

Part Number: 11021AA190
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Plug that prevents the Engine Block or Cylinder Head from cracking in Case of freezing Coolant. Also used to Plug the casting holes from production.

PLUG-CYLINDER BLOCK Engine Core Plug

Fits Ascent, BRZ, Crosstrek, Forester, Impreza, Legacy, Outback, Tribeca, WRX

CYLINDER BLOCK
Full Diagram
CYLINDER BLOCK Diagram
#11021
Required: 6
BODY '00MY-'04MY
CYLINDER BLOCK
Full Diagram
CYLINDER BLOCK Diagram
#11021
Required: 6
BODY
CYLINDER BLOCK
Full Diagram
CYLINDER BLOCK Diagram
#11021
Required: 6
BODY
CYLINDER BLOCK
Full Diagram
CYLINDER BLOCK Diagram
#11021
Required: 1
SYSTEM '13MY-
CYLINDER BLOCK
Full Diagram
CYLINDER BLOCK Diagram
#11021
Required: 1
SYSTEM
CYLINDER BLOCK
Full Diagram
CYLINDER BLOCK Diagram
#11021
Required: 1
SYSTEM
CYLINDER BLOCK
Full Diagram
CYLINDER BLOCK Diagram
#11021
Required: 1
SYSTEM
CYLINDER BLOCK
Full Diagram
CYLINDER BLOCK Diagram
#11021
Required: 1
SYSTEM
OIL PAN
Full Diagram
OIL PAN Diagram
#11021*B
Required: 1
OIL PAN
Full Diagram
OIL PAN Diagram
#11021*B
Required: 1
UPPER

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