Valve Springs, Retainers

Ferrea Honda/Acura K20/K24Z3/K24Z7 Dual Valve Spring Kit

Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit

Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit

GSC P-D Ford 5.2L Voodoo/Predator Conical Spring & Ti Retainer Kit

Supertech Ford Coyote 5.0L 122lb/40mm Seat Pressure Beehive Valve Spring Kit

Supertech Ford Coyote 5.0L Beehive Valve Spring Kit

Supertech Nissan VR30DDTT Conical Valve Spring Kit

Supertech Titanium Retainer for H1000 Series Springs

Supertech BMW B58 Beehive Valve Spring Kit (Set Pressure 84 at 37mm)

Supertech BMW B58 Beehive Valve Spring Kit

GSC P-D Ford Mustang 5.0L Coyote Gen 3 High Pressure Conical Valve Spring & Ti Retainer Kit

Supertech BMW M50/S50/M52/S52/M54 Dual Valve Spring Kit

Supertech Honda/Acura J30/J32 Single Valve Spring Kit

Supertech Audi V8 4.2L 40V Dual Valve Spring Kit

Supertech VW/Audi 1.8T 20V 4cyl Dual Valve Spring Kit

Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit

Supertech Subaru WRX/STi 16V Dual Valve Spring Kit

Skunk2's industry-leading Alpha Titanium Retainers for the Honda D Series engines are designed to significantly reduce valvetrain mass, resulting i...

Supertech Mitsubishi 4G63 Dual Valve Spring Kit

GSC P-D 2022+ Subaru WRX FA24F High Pressure Conical Valve Spring and Ti Retainer Kit

GSC P-D Porsche 991 Turbo Conical Spring Set

Ferrea Acura/Honda K20 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16

GSC P-D Mitsubishi 4G63T High Pressure Conical Valve Spring and Ti Retainer Kit

GSC P-D Mitsubishi 4G63T Extreme Pressure Conical Valve Spring and Ti Retainer Kit

Supertech VW VR6 12V Dual Valve Spring Kit

Supertech Subaru WRX/STi 16V Dual Valve Spring Kit

Supertech Honda Integra LS B18A/B Dual Valve Spring Kit

Supertech Toyota 2JZ Dual Valve Spring Kit

Supertech Ford/Mazda Duratec Single Valve Spring Kit - 55lbs at 35mm

Supertech 05-15 Ford Focus 2.0L Dual Valve Spring Kit

Supertech Ford Duratec/Mazda MZR 2.0L/2.3L/2.5L Dual Valve Spring Kit

Supertech Mazda Miata 1.8L Single Valve Spring Kit

Supertech Mazda Miata 1.8L Dual Valve Spring Kit

Supertech Hyundai Veloster 16V Beehive Valve Spring Kit 75lbs - 33.5mm / 172 - 10mm Lift / 22.2mm CB

Supertech 07-12 Mini Cooper R56 Beehive Valve Spring Kit

Supertech Nissan RB26DET 24V Single Valve Spring Kit

Supertech Nissan RB26DET 24V Dual Valve Spring Kit

Supertech Mitsubishi 4G63 Dual Valve Spring Kit

Supertech Nissan SKYLINE RB25 DOHC 24V (NEO Version) Beehive Valve Spring Kit

Supertech Honda B16/B18C Dual Valve Spring Kit (w/Titanium Retainers)

Supertech Nissan SR20DET Single Valve Spring Kit

Supertech Honda F20/K20 Dual Valve Spring Kit

Supertech Honda F20/K20A2 Dual Valve Spring Kit

Supertech Honda B-Series Dual Valve Spring Kit (Set of 16)

Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit

Supertech Nissan KA24 Dual Valve Spring Kit

Supertech Honda F20/K20A2 Beehive Valve Spring Kit