Skunk2 Pro XP Valve Spring Set - Honda B Series VTEC - 311-05-7350 8814 Series trust Mishimoto with all your

trust Mishimoto with all your Focus ST parts

up to 1050 FWHP – naturally aspirated

000 psi for the 8740 material and 220

Cast aluminum end tanks with incorporated diverters for maximum flow

Begins opening 48°F (27°C) earlier than stock to let coolant flow through your radiator sooner

Skunk2 Pro XP Valve Spring Set - Honda B Series VTEC - 311-05-7350 8814 Series trust Mishimoto with all yourSkunk2 is proud to introduce its Pro Series XP (Extra Pressure) Racing Valve Spring Kits for the Honda B16 B17 B18 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 93lbs @ 1. 320 while keeping the coil bind height for