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EJ257B 08-17 STi Valve Springs & Retainers
- GSC high pressure CONICAL Valve Springs with Titanium Retainer for WRX STI EJ205 EJ207 EJ255 EJ257SKU# GSC5073
$517.85AvailableSpecsSpecs Valve Spring Type Single Seat Pressure 109lbs Open Pressure 256 lbs @ 21.84mm Coil Bind 19.15mm Max Lift 12.42mm Retainer Material Titanium - Kelford 120lbs Extreme Beehive Valve Springs Titanium Retainers Kit WRX EJ205 EJ255 STi EJ207 EJ257SKU# KVS220-X
$531.05Available in New ZealandSpecs
Specs Valve Spring Type Beehive Seat Pressure 120lbs @ 35.5mm Open Pressure 245lbs @ 11.5mm Coil Bind 22.00mm Retainer Material Titanium Note Extreme nose pressure, please use Kelford's range of 35mm Subaru EJ DLC buckets KCF-35 for improved parts longevity. - Supertech Titanium Valve Spring Retainers Set of 16 for Dual Spring Subaru WRX/STiSKU# RET-TS60-WRX1-16
$235.60CallSpecs
Specs Retainer Material Titanium Quantity Set of 16 - GSC 95lbs Dual Valve Springs with Titanium Retainer & Chromoly Seats Subaru WRX EJ205 EJ255 STi EJ257SKU# GSC5074
$640.25CallSpecs
Specs Valve Spring Type Dual Seat Pressure 95 lbs @ 34.75mm Open Pressure 230 lbs @ 23.50mm Coil Bind 20.07mm Max Lift 13.16mm Retainer Material Titanium - Supertech Subaru WRX EJ205 EJ255 STI EJ257 100LB Drag Only Dual Valve Spring Titanium Retainers KitSKU# SPRK-TS1015-IN-SU4
$587.61CallSpecs
Specs Valve Spring Type Dual Seat Pressure 100lbs @ 33.80mm Open Pressure 273lbs @ 11.50mm Coil Bind 20.70mm Max Lift 13.50mm Retainer Material Titanium - Supertech Subaru EJ205 EJ257 64lb Dual Valve Springs RetainerSKU# SPRK-TS1015-SU3
$519.74CallSpecs
Specs Valve Spring Type Dual Seat Pressure 64lbs @ 35.60mm Open Pressure 199lbs @ 11.50mm Coil Bind 20.70mm Max Lift 15.30mm Retainer Material Titanium -
$340.58Back OrderedSpecs
Specs Valve Spring Type Single Seat Pressure 95lbs @ 36.07mm Open Pressure 217lbs @ 26.67mm In
257lbs @ 23.62mm ExCoil Bind 22.35mm Max Lift 12.45mm