Skunk2 Pro Series Honda/Acura K-Series i-VTEC XP Valve Spring Set (Dual Springs) 2005-acura-rsx-esi4359491 LS1 Intake

LS1 Intake

Skunk2 employs the same design and manufacturing methods for all of its Fine Tuning accessories as it does for its top-of-the-line racing components

AEM Synthetic Air Filter Cleaner loosens and dissolves dirt and grime build up on synthetic filters so they can be rinsed clean with water

ZX2-HDG4 kit features ACT's most popular Heavy Duty pressure plate

Press-in fitting breather fitting for the Nissan KA24DE valve cover

Skunk2 Pro Series Honda/Acura K-Series i-VTEC XP Valve Spring Set (Dual Springs) 2005-acura-rsx-esi4359491 LS1 IntakeSkunk2 is proud to introduce its Pro Series XP (Extra Pressure) Racing Valve Spring Kits for the Honda K series i VTEC engines. Each kit includes Skunk2's high quality race proven dual valve springs that are the result of nearly two decades of racing and engine building experience. 'XP' features a higher seat pressure for turbocharged and extreme high RPM motors. This spring has a seat pressure of 100lbs @ 1. 600 in. while keeping the coil bind height