Supertech Beehive Valve Spring Kit for EJ WRX/STi

Supertech

$539.73 
SUP-SPRK-TS1015-BE/SU1

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Supertech beehive valve spring kits for EJ20/EJ25 Subaru WRX and STi. Includes 16 beehive springs, 16 titanium retainers and valve seat locators. There are 3 options for the pressure seat, please do all your research and consult your engine builder if necessary!

Vehicle Fitment:
2002-2014 Subaru WRX
2004-2021 Subaru STi

Purchase Includes:
(16) Beehive Valve Springs
(16) Titanium Retainers
(16) Valve Seats

Part Number: Pressure Seat: Details:
SPRK-TS1015-BE/SU1 70lbs @ 35.50mm Max Lift: 12.5mm
Coil Bind: 21.80mm
Rate: 12.70mm
Retainer: RET-TS60/WRX-BE
Spring: SPR-TS1015-BE
Seat Locator: SEAT-TS/SUB1
SPRK-TS1015-BE/SU3 65lbs @ 36.00mm Max Lift: 14.20mm
Coil Bind: 21.80mm
Rate: 12.70mm
Retainer: RET-TS60/WRX-BE
Spring: SPR-TS1015-BE
Seat Locator: SEAT-TS/SUB3
SPRK-TS1015-BE/SU4 85lbs @ 34.25 Max Lift: 11.50mm
Coil Bind: 21.80mm
Rate: 12.70mm
Retainer: RET-TS60/WRX-BE
Spring: SPR-TS1015-BE
Seat Locator: SEAT-TS/SUB4
All Supertech valve springs are made with premium Superclean Chrome Silicon Vanadium Steel alloy for higher performance and durability at high RPM. Using high quality steel alloy also provides the added benefit of better structural memory.

Supertech retainers are manufactured with high quality military certified Titanium alloy, and are CNC machined for a tight fit.

Images are for reference.
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Cancer and Reproductive Harm
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