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Supertech Ford/Mazda DURATEC 2.0L/2.3L Beehive Valve Spring Kit (Use OEM Retainer/OEM Seat)$353.02$441.14 -
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Supertech Hyundai 2.0L Turbo Theta L4 Dual Valve Spring Kit (Use OEM Seal-Seat)$629.53$786.68 -
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Supertech Mitsubishi EVO X 4B11 Dual Valve Spring Kit (Use OEM Seal-Seat)$629.53$786.68 -
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Supertech Dual Valve Spring - 29/21.80mm-21-15.5mm - 22mm CB - 18.3mm Max Net Lift - Set of 16$267.81$334.66 -
Supertech Dual Valve Spring - 30/21.80mm-21.8/16.2mm - 22mm CB - Rate 13.2lbs/mm - Set of 16$267.81$334.66 -
Supertech Honda D16Z6/D16Y6/D16Y7/D16Y8/D15B/D17A Single Valve Spring - 16$182.48$228.03 -
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GSC P-D 4G63T EVO 7-9 Stage 1 Beehive Valve Springs (Use factory retainers and spring...$216.05 -
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Over the years, racing has become big business for teams, sponsors, and manufacturers around the world. However, "grassroots" motorsports remain at the core of Ford's DNA. Grassroots performance began with Ford and has become a part of American culture...$80.99 -
Single Inner Valve Springs from COMP Cams allow you to build the perfect spring assembly for your application. The valve spring creation process is far more involved than most people realize. Selecting the right metal stock and creating the best design...$10.95 -
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GSC P-D Toyota 2JZ-GTE Extreme Pressure Single Conical Valve Spring and Ti Retainer Kit$807.50$950.00 -
GSC P-D Toyota Supra/BMW Z4 B58 Beehive Valve Spring and Ti Retainer Kit$595.00$700.00 -
GSC P-D BMW S58 Beehive Valve Spring & Ti Retainer Kit (Max Boost 70PSI)$595.00$700.00 -
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Supertech Hyundai Veloster 16V Beehive Valve Spring Kit 75lbs - 33.5mm / 172 - 10mm Lift / 22.2mm CB$361.74$452.04 -
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Manufactured exclusively from super-clean, chrome-silicone wire milled in Japan, Skunk2*s Alpha Valve Springs for Honda*s D-series VTEC engines are a product of the company*s years of racing and engine building experiences. Alpha Valve Springs are able...$167.53 -
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Supertech Nissan SKYLINE RB25 DOHC 24V (w/Solid Lifters) Dual Valve Spring Kit$944.30$1,180.03