Supertech Single Valve Springs for 2006-2011 Honda Civic R18 SOHC i-VTEC Engines

Supertech Single Valve Springs for 2006-2011 Honda Civic R18 SOHC i-VTEC Engines

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$138.95
Sale price
$138.95
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Single Valve Springs for 2006-2011 Honda Civic R18 SOHC i-VTEC Engines

Set of 16 Single Valve Springs

SPR-H1003S-R18

Outer Spring: OD 23.70mm - ID 16.30mm
Inner Spring: None
Type: Single Spring
Press.Seat: 68lbs @ 41.15mm
Max Lift: 14.20mm
Coil Bind: 27.30mm
Rate: 9.90mm

Note: These Single Valve Springs require the use of Supertech Retainer Part # RET-H1003-T1-R18 - (Sold Separately)

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.