Kelford Valve Springs for Mazdaspeed 3/6 - KVS17X-T

KVS17 MAZDA L3 2.3 'PACALOY' Beehive spring set. Suits N/A engines and turbo engines up to 1 bar boost. Install at O.E.M 37.00mm (1.456") to give 62lb closed pressure. Coil bind 21.00mm KVS17-X MAZDA L3 2.3 'PACALOY' Beehive spring set. Suits high horsepower high rpm turbocharged engines. Install at O.E.M 37.00mm (1.456") to give 84lb closed pressure. Coil bind 24.00mm KVS17X-T Mazda L3 2.3 'PACALOY' Beehive spring and Titanium Retainer Kit. Suits high horsepower high rpm turbocharged engines. Retainer 50% lighter than OEM. Installs at O.E.M 37.00mm (1.456") to give 84lb closed pressure. Coil bind 24.00mm.