Engine

• BRZ/86
  

• 2015-20 WRX Manual Transmission Only
  

• 2015-20 WRX CVT Transmission Only
  

Material Race Series (Tri-Metal)
Std Shaft Diam 2.0466"/2.0472" (51.984mm/52.000mm)
Maximum Wall 0.0591" (1.500mm)
Housing Bore 2.1654"/2.1661" (55.000mm/55.020mm)
Max Length 0.6500" (16.500mm)

Air Pump deletes are the perfect solution to removing the troublesome factory air pump system. CNC machined from Billet Aluminium and annodised in Black, these delete plates will cover the open ports on the cylinder heads with style. Included are two delete plates and stainless steel fasteners.

Vehicle Fitment:

• 2006-2014 Impreza WRX EJ25
• 2006-2020 Impreza WRX STI EJ25
• 2007-2009 Liberty GT EJ25
• 2008-2012 SH Forester XT EJ25

Note:

 Tuning is required after installation to resolve codes caused by removing air pump system.

Genuine Subaru STI Timing Belt #ST130284S000

Genuine Subaru Oil Pump 12mm #15010AA310

*If unsure please confirm with VIN*

Established in 1988, SIRUDA high performance gasket is a renowned manufacturer of gasoline/diesel engine gaskets and overhaul kits for all major car brands. Having several decades of professional manufacturing experience, SIRUDA is also well known as the outstanding designer and developer of dies/molds for gaskets.  SIRUDA high performance gaskets are manufactured through the adoption of the most advanced production techniques and equipment.

SIRUDA’s goal is to provide highest quality to meet the need of the latest generation turbo-charged high speed engines running under the toughest condition. SIRUDA achieves it by controlling the entire manufacturing process - from designing, tooling, producing to the final products. Through continued product research and development, modern management and professional sales and marketing policy, SIRUDA has now become gasket of the first choice among motorsport circle.

Multiple Layer Steel Head Gaskets
This type of gasket has better strength against detonation and corrosion because it comprises of multi layers of steel. The outer layer is coated with HR-180. It has excellent sealing capability for high power engines.

HR RUBBER COATED MATERIAL
A Fluoroelastomer is a special purpose synthetic Rubber. It has wide chemical resistance and superior performance, especially in high temperature application in different media.
HR-180 rubber coated material that is heat-resistant to 250°C/ 482°F. HR-180 is designed to meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes.

Price is Per Gasket (2x Required)

Established in 1988, SIRUDA high performance gasket is a renowned manufacturer of gasoline/diesel engine gaskets and overhaul kits for all major car brands. Having several decades of professional manufacturing experience, SIRUDA is also well known as the outstanding designer and developer of dies/molds for gaskets.  SIRUDA high performance gaskets are manufactured through the adoption of the most advanced production techniques and equipment.

SIRUDA’s goal is to provide highest quality to meet the need of the latest generation turbo-charged high speed engines running under the toughest condition. SIRUDA achieves it by controlling the entire manufacturing process - from designing, tooling, producing to the final products. Through continued product research and development, modern management and professional sales and marketing policy, SIRUDA has now become gasket of the first choice among motorsport circle.

Multiple Layer Steel Head Gaskets
This type of gasket has better strength against detonation and corrosion because it comprises of multi layers of steel. The outer layer is coated with HR-180. It has excellent sealing capability for high power engines.

HR RUBBER COATED MATERIAL
A Fluoroelastomer is a special purpose synthetic Rubber. It has wide chemical resistance and superior performance, especially in high temperature application in different media.
HR-180 rubber coated material that is heat-resistant to 250°C/ 482°F. HR-180 is designed to meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes.

Price is Per Gasket (2x Required)

Established in 1988, SIRUDA high performance gasket is a renowned manufacturer of gasoline/diesel engine gaskets and overhaul kits for all major car brands. Having several decades of professional manufacturing experience, SIRUDA is also well known as the outstanding designer and developer of dies/molds for gaskets.  SIRUDA high performance gaskets are manufactured through the adoption of the most advanced production techniques and equipment.

SIRUDA’s goal is to provide highest quality to meet the need of the latest generation turbo-charged high speed engines running under the toughest condition. SIRUDA achieves it by controlling the entire manufacturing process - from designing, tooling, producing to the final products. Through continued product research and development, modern management and professional sales and marketing policy, SIRUDA has now become gasket of the first choice among motorsport circle.

Multiple Layer Steel Head Gaskets
This type of gasket has better strength against detonation and corrosion because it comprises of multi layers of steel. The outer layer is coated with HR-180. It has excellent sealing capability for high power engines.

HR RUBBER COATED MATERIAL
A Fluoroelastomer is a special purpose synthetic Rubber. It has wide chemical resistance and superior performance, especially in high temperature application in different media.
HR-180 rubber coated material that is heat-resistant to 250°C/ 482°F. HR-180 is designed to meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes.

Price is Per Gasket (2x Required)

Price is per gasket, 1 required per side

*If unsure please confirm with VIN*

STI Engine Short Block Assembly EJ257

Manley 4340 H-Tuff Con Rods 

ARP Head Stud Kit Custom Age 625+

Download Install Guide Here