525" Lift ECOTEC Racing, Drop In, Dual Valve Springs:
(Viton Valve Seals Included)
Part# ET240 240# at Max lift (.540"), Drop In Racing Valve Springs, using stock retainers and without any Machining
required. These springs are compatible with all Ecotec 2.0, 2.2, 2.4 liter Ecotec engines.
Specs:
Part Type: Ecotec Drop-In Racing Valve Springs.
Compatible with all Ecotec 2.0, 2.2, 2.4 liter Ecotec engines
Type: Dual
Damper Included: No
Outer Spring Out Side Diameter (O.D.): 1.010"
Outer Spring In Side Diameter (I.D.): .740"
Inner Spring Out Side Diameter (O.D.): .723"
Inner Spring In Side Diameter (I.D.): .540"
Seat Pressure: 79 @ 1.320"
Open Pressure: 240 @ .775"
Spring Rate/Inch: 250
Maximum Suggested Lift: .525"
Coil Bind: .785"
Electro Polished: No
Nitrided: No
Suggested Steel Retainers: VSRET252-B
Manufacturer: Racing Engine Technologies
Manufacturer's Part Number: ET240
Packaged Weight: 3.0 Ibs. Warranty: Race Application, No warranty expressed or implied
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