Dual Valve Springs for 1999-2000 Honda Civic Si B16 B16A B16A2 B16A3 VTEC Engines
Set of 16 Dual Valve Springs
SPR-H100DR
Outer Spring: OD 30.20mm - ID 22.20mm
Inner Spring: OD 22.20mm - ID 16.80mm
Type: Dual Spring
Press.Seat: 85lbs @ 35.5mm
Max Lift: 15.00mm
Coil Bind: 18.50mm
Rate: 12.50mm
SPR-H1002D
Outer Spring: OD 29.05mm - ID 21.85mm
Inner Spring: OD 20.50mm - ID 15.50mm
Type: Dual Spring
Press.Seat: 70lbs @ 33.5mm
Max Lift: 14.00mm
Coil Bind: 19.50mm
Rate: 10.00mm
Note: These Dual Valve Springs require the use of Supertech Retainer Part # RET-K20A2/T2 or RET-HBK-ST - (Sold Separately)
Our valve springs are computer designed to ensure that wire stress levels do not overpass the limits of stress defined in the diagrams of fatigue. We also utilize computer software that allows us to ensure that the harmonics are under control. All Supertech valve springs are made with premium super clean Chrome Silicon Vanadium Steel alloy for higher performance & durability at high rpms. Using high quality steel alloy also provides the added benefit of better structural memory for all of our springs, giving your performance racing engine a serious competitive advantage.
Set of 16 Dual Valve Springs
SPR-H100DR
Outer Spring: OD 30.20mm - ID 22.20mm
Inner Spring: OD 22.20mm - ID 16.80mm
Type: Dual Spring
Press.Seat: 85lbs @ 35.5mm
Max Lift: 15.00mm
Coil Bind: 18.50mm
Rate: 12.50mm
SPR-H1002D
Outer Spring: OD 29.05mm - ID 21.85mm
Inner Spring: OD 20.50mm - ID 15.50mm
Type: Dual Spring
Press.Seat: 70lbs @ 33.5mm
Max Lift: 14.00mm
Coil Bind: 19.50mm
Rate: 10.00mm
Note: These Dual Valve Springs require the use of Supertech Retainer Part # RET-K20A2/T2 or RET-HBK-ST - (Sold Separately)
Our valve springs are computer designed to ensure that wire stress levels do not overpass the limits of stress defined in the diagrams of fatigue. We also utilize computer software that allows us to ensure that the harmonics are under control. All Supertech valve springs are made with premium super clean Chrome Silicon Vanadium Steel alloy for higher performance & durability at high rpms. Using high quality steel alloy also provides the added benefit of better structural memory for all of our springs, giving your performance racing engine a serious competitive advantage.