Supertech Performance Dual Valve Spring NISSAN 240SX


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Part #: SPR-H1021D-SR20
Notes: Dual Valve Spring
Please contact us for pricing & more information.

Specs

Coil Bind 25mm
Inner Spring (OD/ID) 21.3mm / 15.5mm
Max Net Lift 15.5mm
Outer Spring (OD/ID) 30mm / 21.8mm
Pressure (Open) 238lbs@10.0mm
Pressure (Seat) 106lbs@40.5mm
Rate 13.2lbs/mm

This Item Also Available In

Part Number Price Notes & Specs
SPR-H1022D-SR20 $0.00 Notes Dual Valve Spring
Coil Bind 19.5mm
Inner Spring (OD/ID) 20.5mm / 15.5mm
Max Net Lift 16mm
Outer Spring (OD/ID) 30mm / 21.8mm
Pressure (Open) 202lbs@10.0mm
Pressure (Seat) 90lbs@40.5mm
Rate 11.2lbs/mm
SPR-H1021S-SR20 $0.00 Notes Single Valve Spring
Coil Bind 22.7mm
Inner Spring (OD/ID) SINGLE
Max Net Lift 15mm
Outer Spring (OD/ID) 30mm / 21.8mm
Pressure (Open) 160lbs@10.0mm
Pressure (Seat) 68lbs@40.5mm
Rate 9.3lbs/mm

All Fitments

INFINITI
Year Model SubModel Cylinders Liter Aspiration Eng Desg. Fuel Notes
1991 - 2002 G20 ALL ALL ALL ALL SR20DE ALL
NISSAN
Year Model SubModel Cylinders Liter Aspiration Eng Desg. Fuel Notes
1991 - 1999 180SX ALL ALL ALL ALL SR20DET ALL
1995 - 1998 200SX ALL ALL ALL ALL SR20DE ALL
1989 - 1998 240SX ALL ALL ALL ALL ALL ALL w/ SR20DET Swap
1991 - 1993 NX ALL ALL ALL ALL SR20DE ALL
1991 - 2001 SENTRA ALL ALL ALL ALL SR20DE ALL
1989 - 2002 SILVIA ALL ALL ALL ALL SR20DET ALL

Product Description

Supertech Valve Springs are made with premium Superclean Chrome Silicon Vanadium Steel Alloy for higher performance and durability at high RPM ranges. The Supertech materials also provide for better memory, which translates into higher performance.

Computer designed to ensure that wire stress levels do not overpass their limits, Supertech Valve Springs are manufactured for long term durability even under the most extreme conditions.

Supertech Valve Springs are sold Per Valve Spring. For Example, when order for a Model that requires 16 Valve Springs, order ‘Quantity: 16’

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