Supertech

Supertech Nissan SKYLINE RB25 DOHC 24V (w/Hydraulic Lifters) Single Valve Spring Kit - SPRK-2081-RB25

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SKU:
SPTSPRK-2081-RB25
UPC:
01037721241829
MPN:
SPRK-2081-RB25
Availability:
Regularly stocked product
MSRP: $971.20
$777.19
— You save $194.01
Frequently bought together:

Description

Will these Supertech valve springs work with my specific engine build?
Confirm specific engine fitment with your vehicle before purchase; professional installation is recommended for optimal performance.

What RPM range can I expect with these Supertech valve springs?
Achieve precise valve control up to 9000 RPM, delivering peak engine performance for demanding applications.

SPT Single Valve Spring Kits from Supertech ensure precise valve control up to 9000 RPM for track and racing applications. Engineered for superior valve control, these retainers deliver enhanced engine reliability under extreme conditions. Trust these performance valve springs for consistent power delivery and increased valve float resistance.

What Owners Say

Enthusiasts consistently highlight Supertech valve springs' proven performance in high-demand applications, with owners reporting reliable operation supporting over 800 horsepower and 10,500+ rpm in various builds. The beehive spring design with lightweight retainers receives specific praise for reduced reciprocating mass compared to traditional setups, which many builders appreciate for improved valvetrain control. However, the community also notes that for stock or mildly modified engines, OEM springs often prove adequate, making aftermarket options like these most relevant for serious performance builds. When compared directly against competitors like GSC, Supertech consistently appears in the conversation as a trusted option among engine builders pursuing high-rpm, high-power applications where valvetrain stability is critical.

Why Choose the SPT Single Valve Spring Kits

Delivers superior valve control for consistent power delivery at high RPMs.

Achieves enhanced engine reliability under extreme performance conditions.

Provides increased valve float resistance for a more responsive engine.

Transforms your engine's ability to handle aggressive camshaft profiles.

Who Is This For?

Track / Autocross — 9/10
Maintains precise valve control up to 9000 RPM.

Racing Competition — 9/10
Supports peak performance at high engine speeds.

Street Performance — 8/10
Enhances engine performance at higher RPMs.

Engine Performance — 9/10
Precise valve control up to 9000 RPM.

Drag Racing — 8/10
Supports high RPM operation for acceleration.

Additional Resources

Official Supertech Product Page

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Additional Information

Clearance Item:
N
MPN:
SPRK-2081-RB25
Proposition 65:
N
Case Lot Quantity:
1
Category:
Engine Components>Valve Springs, Retainers
Universal Fitment:
Y
Track / Autocross:
9/10
Racing Competition:
9/10
Street Performance:
8/10
Engine Performance:
9/10
Drag Racing:
8/10
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