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Expertly Crafted Supertech Single Valve Spring And Titanium Retainer Kit For 2008-2015 Mitsubishi Lancer Evolution X 4b11 16v 2.0l Turbocharged Engines At A Low Price [pTM1DazB]

$71.99 $230.99 -69%

Expertly Crafted Supertech Single Valve Spring And Titanium Retainer Kit For 2008-2015 Mitsubishi Lancer Evolution X 4b11 16v 2.0l Turbocharged Engines At A Low Price [pTM1DazB]Set of 16 Single Valve Springs, 16 Titanium Retainers & SeatsSPRK-M1015/EX-SType: Single SpringOuter Spring: OD

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Expertly Crafted Supertech Single Valve Spring And Titanium Retainer Kit For 2008-2015 Mitsubishi Lancer Evolution X 4b11 16v 2.0l Turbocharged Engines At A Low Price [pTM1DazB]

Expertly Crafted Supertech Single Valve Spring And Titanium Retainer Kit For 2008-2015 Mitsubishi Lancer Evolution X 4b11 16v 2.0l Turbocharged Engines At A Low Price [pTM1DazB]

Set of 16 Single Valve Springs, 16 Titanium Retainers & Seats

SPRK-M1015/EX-S

Type: Single Spring
Outer Spring: OD 27.50mm - ID 20.00mm
Inner Spring: None
Press.Seat: 57lbs @ 34.80mm
Max Lift: 14.50mm
Coil Bind: 20.70mm
Rate: 7.00mm
Retainer: RET-TS5.5/T1
Spring: SPR-M1015/EX-S
Seat: SEAT-M1015-2

Our valve springs are computer designed to ensure that wire stress levels do not overpass the limits of stress defined in the diagrams of fatigue. We also utilize computer software that allows us to ensure that the harmonics are under control. All Supertech valve springs are made with premium super clean Chrome Silicon Vanadium Steel alloy for higher performance & durability at high rpms. Using high quality steel alloy also provides the added benefit of better structural memory for all of our springs, giving your performance racing engine a serious competitive advantage.

Supertech retainers are manufactured with high quality military certified Titanium alloy, and are CNC machined for a tight fit. Our high quality retainers are among the best in the industry.

What Our Customers Say

February 7, 2026

Absolutely no complaints!

This was a very shrewd and clever buy.

- Ophelia U..

February 7, 2026

Absolutely no complaints!

I'm thoroughly happy with this awesome, fine tool.

- Dai K..

February 7, 2026

Absolutely no complaints!

An excellent product. A truly, truly, truly wise choice.

- Iorwerth I..

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