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SUBARU VALVE SPRINGS

SUBARU VALVE SPRINGS

Available for the following applications:
• WRX - EJ20 - 2001-2008
• STI - 2004-2008

Part# Description Qty. Price
S10071 SUBARU IMPREZA WRX (2001 - 2008) DUAL VALVE SPRINGS
EJ20
Type/Material/Application: Dual Spring - Special Alloy - Turbo - Drag Racing
Outside Diameter: 20.8mm/28 mm
Inside Diameter: 15.88 mm/20.8 mm
Seat Pressure: 75 lbs @ 39.4 mm
Open Pressure: 200 lbs @ 29.4 mm
Rate Inch: 317 lbs
Coil Bind: 21.5 mm
Max Net Lift: 15 mm
This Spring requires Ferrea Titanium Retainer # E11043 and Ferrea Spring Seat Locator # SL1034 (Discard OEM Spring Seat Locator)
$31.77
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S10072 SUBARU IMPREZA WRX (2001 - 2008) DUAL VALVE SPRINGS
EJ20
Type/Material/Application: Dual Spring - Special Alloy Turbo - Endurance Spring
Outside Diameter: 20.8mm/28 mm
Inside Diameter: 16.51mm/20.8 mm
Seat Pressure: 70 lbs @ 39.4 mm
Open Pressure: 165 lbs 29.4 mm
Rate Inch: 241 lbs
Coil Bind: 20 mm
Max Net Lift: 15 mm
This Spring requires Ferrea Titanium Retainer # E11044 and Ferrea Spring Seat Locator # SL1034 (Discard OEM Spring Seat Locator)
$31.77
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S10097 SUBARU IMPREZA WRX STI (2004 - 2008) DUAL VALVE SPRINGS
STI
Type/Material/Application: Dual Spring - Special Alloy - Turbo - Drag Racing
Outside Diameter: 20.8 mm/28 mm
Inside Diameter: 15.88 mm/20.8 mm
Seat Pressure: 90 lbs @ 36 mm
Open Pressure: 215 lbs @ 26 mm
Rate Inch: 317 lbs
Coil Bind: 21.5 mm
Max Net Lift: 14 mm
This Spring requires Ferrea Titanium Retainer # E11064 and Ferrea Spring Seat Locator # SL1051 (Discard OEM Spring Seat Locator)
$31.77
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S10098 SUBARU IMPREZA WRX STI (2004 - 2008) DUAL VALVE SPRINGS
Type/Material/Application: Dual Spring - Special Alloy - Turbo - Endurance Racing
Outside Diameter: 20.8 mm/28 mm
Inside Diameter: 16.51 mm/20.8 mm
Seat Pressure: 80 lbs @ 36 mm
Open Pressure: 180 lbs @ 26 mm
Rate Inch: 254 lbs
Coil Bind: 21.0 mm
Max Net Lift: 14 mm
This Spring requires Ferrea Titanium Retainer # E11065 and Ferrea Spring Seat Locator # SL1051 (Discard OEM Spring Seat Locator)
$31.77
Add to Wish List