Description
The design and processes on these dual valve springs are optimized to reduce valvetrain harmonics and provide greater stability on high horsepower applications. We use high grade premium super-clean PAC alloy materials and maintain tight tolerances for those unique aftermarket cylinder heads.
Type/Material/Application: Dual Spring-Hi Pressure-Special Alloy
Outside Diameter: 22.8 mm/30.10 mm
Inside Diameter: 17.15 mm/22.88 mm
Seat Pressure: 100 lbs @ 34 mm
Open Pressure: 220 lbs @ 24 mm
Rate Inch: 305 lbs
Coil Bind: 20 mm
Max Net Lift: 13.5 mm
This Spring requires Ferrea Titanium Retainer # E11000 or Ferrea Tool Steel Retainer #E20041 and Ferrea Spring Seat Locator # SL1000 (Discard OEM Spring Seat Locator)
Fitment:
1992:Acura:Integra:GS-R,
1993:Acura:Integra:GS-R,
1994:Acura:Integra:GS-R,
1995:Acura:Integra:GS-R,
1996:Acura:Integra:GS-R,
1997:Acura:Integra:GS-R,
1998:Acura:Integra:GS-R,
1999:Acura:Integra:GS-R,
2000:Acura:Integra:GS-R,
2001:Acura:Integra:GS-R,
1997:Acura:Integra:Type R,
1998:Acura:Integra:Type R,
2000:Acura:Integra:Type R,
2001:Acura:Integra:Type R,
1999:Honda:Civic:Si,
2000:Honda:Civic:Si,
1993:Honda:Prelude:VTEC,
1994:Honda:Prelude:VTEC,
1995:Honda:Prelude:VTEC,
1996:Honda:Prelude:VTEC,
1997:Honda:Prelude:Base,
1997:Honda:Prelude:Type SH,
1998:Honda:Prelude:Base,
1998:Honda:Prelude:Type SH,
1999:Honda:Prelude:Base,
1999:Honda:Prelude:Type SH,
2000:Honda:Prelude:Base,
2000:Honda:Prelude:Type SH,
2001:Honda:Prelude:Base,
2001:Honda:Prelude:Type SH,
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