SCION DUAL VALVE SPRINGS

Available for the following applications:
• tC 2.5L - DOHC 16 Valve (2ARFE) - 2011
• FR-S 2.0L - DOHC 16 Valve (4U-GSE) - 2012-2013
Item# Description Qty. Price
S10144


2.5L - DOHC 16 Valve (2ARFE)
Type/Material/Application: Dual Spring - Turbo - Special Alloy - Stage 2 - Road/Drag Application
Outside Diameter: 18.82 mm/25.19 mm
Inside Diameter: 13.84 mm/18.82 mm
Seat Pressure: 80 lbs @ 35.7
Open Pressure: 180 lbs @ 25.7
Rate Inch: 254 lbs
Coil Bind: 21.5 mm
Max Net Lift: 13.mm
This spring requires Ferrea Titanium Retainer # E11117 and Ferrea Spring Seat Locator # SL1126. (Discard OEM Factory Spring Seat Locator)

ADD TO CART
$39.33
S10155


2.0L - DOHC 16 Valve (4U-GSE))
Type/Material/Application: Dual Spring - Turbo - Special Alloy
Outside Diameter: 28 mm/20.8 mm
Inside Diameter: 16.51 mm/20.8 mm
Seat Pressure: 70 lbs @ 24 mm
Open Pressure: 170 lbs @ 24 mm
Rate Inch: 254 lbs
Coil Bind: 18.6 mm
Max Net Lift: 14.5 mm
This spring requires Ferrea Titanium Retainer # E11127 and Ferrea Spring Seat Locator # SL1140. (Discard OEM Factory Spring Seat Locator.)

ADD TO CART
$39.33

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