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Supertech Honda F20/K20 Dual Valve Spring Kit
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Load image into Gallery viewer, Supertech Honda F20/K20 Dual Valve Spring Kit

  • Guaranteed Fitment

    Always the correct part

  • In-House Experts

    We know our products

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    Mounting, Balancing

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Supertech Honda F20/K20 Dual Valve Spring Kit

2 sold in last 8 hours
SPTSPRK-H1021D-ST
In stock
Valve Springs, Retainers
$641.30 $513.15
The Supertech Honda F20/K20 Dual Valve Spring Kit delivers superior valve control and reliability for high-performance...
$513.15
Supertech Dual Valve Spring - 30/21.80mm-21.8/16.2mm - 22mm CB - Rate 13.2lbs/mm - Set of 16
Supertech Dual Valve Spring - 30/21.80mm-21.8/16.2mm - 22mm CB - Rate 13.2lbs/mm - Set of 16
$297.87 $238.35
Supertech Subaru EJ25 / Toyota 3SGTE/4AGE 16V 6mm Polyacrylic Intake Valve Stem Seal - Set of 8
Supertech Subaru EJ25 / Toyota 3SGTE/4AGE 16V 6mm Polyacrylic Intake Valve Stem Seal - Set of 8
$6.90 $5.52
Description

The Supertech Honda F20/K20 Dual Valve Spring Kit delivers superior valve control and reliability for high-performance engines. Designed for enthusiasts pushing their Honda F20C or K20 engines to the limit, this dual spring setup provides maximum stability and prevents valve float under high RPM conditions.

Key Features:

  • Dual Spring Design: Ensures excellent valve stability and control at high RPMs.
  • High-Quality Material: Manufactured from premium-grade steel alloy for durability and strength.
  • Increased Performance: Eliminates valve float, allowing for consistent power delivery.
  • Direct Fitment: Precision-engineered for Honda F20C and K20 engines.

Specifications:

  • Engine Compatibility: Honda F20C (S2000) / K20A2
  • Valve Spring Type: Dual springs
  • Material: Premium steel alloy
  • Quantity: Set of 16 springs

Applications:
Perfect for high-revving performance builds, including naturally aspirated or forced induction setups. Ideal for track, drag, or street use.

REVIEWS

JM

"Great upgrade for my F20C. Dual springs handle high RPMs flawlessly—no more valve float!"

Jason M.

Houston, TX

CS

"Installed these on my K20A2 build, and they’ve been rock solid. A must for any serious build!"

Chris S.

Sacramento, CA

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