SpeedFactory Racing D16Z/Y SOHC VTEC Valve Springs
Product details
| Management number | 221748706 | Release Date | 2026/05/03 | List Price | $71.40 | Model Number | 221748706 | ||
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| Category | |||||||||
After a year of dyno and street testing in combination with our Street Savage Camshaft we are proud to release our Upgraded Valvetrain for the D16 SOHC VTEC engines! Choose upgraded springs only or opt for the complete spring & titanium retainer valvetrain package. SpeedFactory Racing D16Z/Y SOHC VTEC Valve Springs SpeedFactory Racing high-quality valve springs are highly recommended for aftermarket performance camshafts and are designed to ensure a stable valvetrain and prevent valve float at high rpm & boost levels. CAD designed & CNC wound from super clean chrome silicon vanadium nickel alloy, double shot peened and isotropic finished & oiled for a superior and durable spring under extreme conditions & millions of cycles tested. Note: These Springs are compatible with OEM steel Retainers or SpeedFactory Racing Titanium Retainers (#SF-02-422). Use OEM spring seat locators. Features: -Super Clean Chrome Silicon Vanadium Nickel Alloy -Double Shot Peened -Isotropic Finished & Oiled -16pc set Specifications: Seat Pressure: 60lbs @ 1.948” Open Pressure: 166lbs @ 1.456” Coil Bind: 1.362” Max Net Lift: 0.547”
- -Super Clean Chrome Silicon Vanadium Nickel Alloy
- -Double Shot Peened
- -Isotropic Finished & Oiled
- -16pc set
| Brand | Speedfactory Racing |
|---|---|
| Model | SpeedFactory Racing D16Z/Y SOHC VTEC Valve Springs |
| Exterior | Machined |
| Manufacturer | SpeedFactory Racing |
| Item model number | SF-02-421 |
| Manufacturer Part Number | SF-02-421 |
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