Part Number: KVS79-EXTREME

Description: Extreme Valve Springs

Fitment: 06-11 Honda Civic SI

Details:

Honda K Series Extreme spring kit. Suits high RPM, turbo drag racing K20A – K24A i-VTEC engines. PACALOY™ Beehive spring and heavy duty titanium retainer set.

• Installed Height 39.1mm 130lbs on seat

• 300lbs at 13.3mm valve lift

• Coil bind solid height 24.8mm