"SP" Series Dual Valve Springs with Damper (16) 1.440" OD 145LBS @ 1.800" Seat Pressure, 365LBS @ 1.175" Open Pressure, 1.060" Coil Bind
"SP" Series Dual Valve Springs with Damper (16) 1.440" OD 145LBS @ 1.800" Seat Pressure, 365LBS @ 1.175" Open Pressure, 1.060" Coil Bind
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$1,351.40 NZD
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$1,351.40 NZD
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The "SP" series utilises "Hi-Tensile" Chrome Silicon outer material. For applications with radical cams and/or moderately high rpm, where traditional chrome silicon springs prove inadequate, the "SP" series is the next highest level of endurance. All "SP" series springs are Spintron Test-Proven up to 8000 rpm for 700 racing miles.