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.
| Select Pressure Seat: | 70 @ 35.50 (SPRK-TS1015-BE/SU1), 65 @ 36.00 (SPRK-TS1015-BE/SU3), 85 @ 34.25 (SPRK-TS1015-BE/SU4) |
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Orders that contain more than one item are assigned processing times according to each item.
We will inspect each and every one of the items ordered before shipping. The majority of orders are shipped within 48-hours. Delivery is expected to take between 3 and seven days.
Returns
We do not manage the stock in our warehouse or factory. The levels of stock can change at any time. Please be aware that it's possible for your order to be out of stock after you have placed the order.
The policy is 30 days. If it's been longer than 30 days since you bought the item We're sorry to say that we can't offer you a full refund or exchange.
The item cannot be used, and it must be in its original condition. It must also still be in the original package.
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