Supertech Performance Single Valve Spring and Titanium Retainer Kit for Honda D Series (D15 & D16) SOHC Non VTEC Engines
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Supertech Performance Single Valve Spring and Titanium Retainer Kit for Honda D Series (D15 & D16) SOHC Non VTEC Engines SPRK-H1003S - 73 lb Seat Pressure Kit Single Spring - 22.74mm OD - 15.25mm ID 60 lbs seat pressure - 73 lbs @ 40.60mm 13.30mm Max Net Lift 27.30mm Coil Bind 9.90 lbs/mm Rate Will Fit Honda D15B, D16A6, Etc SOHC Non VTEC Engines. Complete Set of 16 Single Valve Springs, and 16 Titanium Retainers. This Package Includes: Supertech Performance Single Valve Springs # SPR-H1003S, Supertech Retainer # RET-H1003/T1, Supertech Exhaust Spring Seat # SEAT-H1003E Supertech Performance Dual Valve Springs are made with premium Super Clean Chrome Silicon Vanadium Steel alloy for higher performance and durability at high rpms and better memory. Computer designed to ensure that wire stress levels do not overpass the limits of stress defined in the diagrams of fatigue for long durability under extreme conditions. Computer software also allows us to make sure that the harmonics are well under control. Titanium Retainers are manufactured with high quality military certified Titanium alloy, CNC machined for tight that will ensure long term durability.