Description

OVERVIEW

IMPORTANT: Service Parts are only available on RadiumAuto.com and are not eligible for any wholesale discounts.

Replacement o-rings for injector seats used in Nissan, Toyota, Mazda and Subaru conversions to top feed injectors from side feed or air assist fuel injectors. Use the chart below to verify which o-ring kit you need to purchase.


TOYOTA

O-Rings for 20-0216 Toyota Injector Seat 19mm

These injector seats utilize the 8AN FKM O-ring. Choose the 18-0043-08 o-ring packs from the check boxes. These packs contain 5 o-rings, choose quantity 2 if replacing o-rings on 6 cylinder engines.

APPLICATIONS

  • 2JZ-GTE
  • 2JZ-GTE VVT-i
  • 1JZ-GTE (Non VVT-i)
 

O-Rings for 20-0516 Toyota Air Assist Injector Seat

These are sold individually. Change the quantity to the quantity needed before adding it to the cart.  Select the "O-Ring for Toyota/Subaru Air-assist Seat, Each" from the check boxes on the right.

O-ring is 12mm OD, 8mm ID, 2mm thick.

APPLICATIONS

  • TOYOTA 2JZ-GE VVT-i
  • TOYOTA 1UZ-FE VVT-i
  • TOYOTA 3UZ-FE
 

O-Rings for 20-0848 Toyota Injector Seat 20mm

These injector seats utilize the 6AN FKM O-ring. Choose the 18-0043-06 o-ring packs from the check boxes. These packs contain 5 o-rings, choose quantity 2 if replacing o-rings on 6 or 8 cylinder engines.

APPLICATIONS

  • 1990-1999 TOYOTA Celica 3S-GTE (2nd/3rd GEN)
  • 1990-1999 TOYOTA MR-2 3S-GTE (2nd/3rd GEN)

NISSAN

 

O-Rings for 20-0160 Nissan Injector Seat 30mm

The kit specific to the 30mm Nissan injector seat is listed in the check boxes to the right. They come in a package of 6 o-rings.

APPLICATIONS

  • NISSAN KA24DE S13
  • NISSAN KA24DE S14
  • NISSAN SR20DET S13
 

O-Rings for 20-0161 Nissan Injector Seat 25mm

The kit specific to the 25mm Nissan injector seat is listed in the check boxes to the right. They come in a package of 6 o-rings.

APPLICATIONS

  • NISSAN RB25DET (Non NEO)
  • NISSAN SR20DET S14
  • NISSAN SR20DET S15
  • NISSAN SR20VE FWD 

MAZDA

 

O-Rings for 20-0444 Mazda Secondary Injector Seat, 16mm

These injector seats utilize the 6AN FKM O-ring. Choose the 18-0043-06 o-ring packs from the check boxes. These packs contain 5 o-rings.

APPLICATIONS

  • 13B-RE Secondary
  • 13B-REW Secondary
  • 20B-REW Secondary
 

O-Rings for 20-1044 Mazda Primary Injector Seat, 16mm

These injector seats utilize the 6AN FKM O-ring. Choose the 18-0043-06 o-ring packs from the check boxes. These packs contain 5 o-rings.

APPLICATIONS

  • 13B-RE Primary
  • 13B-REW Primary
  • 20B-REW Primary

SUBARU

 

O-Rings for 20-0171 Subaru Injector Seat 22mm

These injector seats utilize the 8AN FKM O-ring. Choose the 18-0043-08 o-ring packs from the check boxes. These packs contain 5 o-rings.

APPLICATIONS

  • 04-07 WRX STi (USDM)
  • 04-05 Forester XT
  • 05-06 Legacy GT
  • 04-06 Legacy GT (JDM)
  • 05-06 Outback XT
 

O-Rings for 20-0305 Subaru Injector Seat 26mm

These are sold individually. Change the quantity to the quantity needed before adding it to the cart.  Select the "O-Ring for Subaru 26mm Injector Seat, Each" from the check boxes on the right.

COMPATIBILITY

  • 97-00 WRX (JDM)
  • 97-00 WRX (EDM)
  • 98-01 Forester (JDM)
  • 92-99 Legacy GT (JDM)
  • 98 Impreza
  • 92-96 WRX (JDM)
  • 92-96 WRX (EDM)
  • 94-96 WRX STi (JDM)
  • 98 Forester 2.5L
  • 94-95 Legacy 2.5L
  • 96-99 Legacy GT
  • 96-99 Outback 2.5L
  • 92-97 SVX
 

O-Rings for 20-0816 Subaru Air Assist Injector Seat

These are sold individually. Change the quantity to the quantity needed before adding it to the cart.  Select the "O-Ring for Toyota/Subaru Air-assist Seat, Each" from the check boxes on the right.

O-ring is 12mm OD, 8mm ID, 2mm thick.

APPLICATIONS

  • 00-04 Legacy H6
  • 00-04 Outback H6
 

O-Rings for 20-0778 Injector Seat Adapter 14mm to 17mm O-ring 2mm Extension

These are sold individually. Change the quantity to the quantity needed before adding it to the cart.  Select the "O-Ring for Subaru 14-17mm Injector Adapter, Each" from the check boxes on the right.

Injector Seat O-Ring Service Kits

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Install Instructions PDFs

Installation Instructions (PDF)