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EC Racing Beehive Spring for Big Block & V-Twin
EC Racing Beehive Spring for Big Block & V-Twin
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EC Racing Beehive Spring for Big Block & V-Twin

Part Number: 271
Online Price: $30.00
E.C. Racing Beehive Valve Spring – High RPM Big Block Power
Availability: In Stock.

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Description

E.C. Racing Beehive Valve Spring – High-RPM Performance for Big Block & V-Twin Engines


The E.C. Racing Beehive Valve Spring is engineered for high-RPM, high-compression race engines, offering exceptional valve control, stability, and durability under extreme conditions. Whether you're building a big-block clone or a heavily modified V-Twin, these springs are made to handle the most aggressive cam profiles without valve float or coil bind.


Why Choose Beehive Springs?

Beehive-style valve springs provide several key advantages over traditional cylindrical single and dual springs:

  • Superior Harmonic Dampening: The tapered coil shape naturally reduces spring resonance and vibration, improving component longevity and reducing the chance of valve float.
  • Increased RPM Stability: The progressive design supports higher engine speeds while maintaining reliable valve control.
  • Reduced Weight & Friction: A smaller top coil reduces mass in the valve train, enhancing throttle response and decreasing heat buildup.
  • More Aggressive Cam Compatibility: Improved stability and higher seat pressures allow for higher lift cams and longer duration profiles without coil bind.


Technical Specifications

Spring Pressure Ratings:

Installed Height

Spring Pressure

1.500"

20 lbs

1.450"

32 lbs

1.400"

44 lbs

1.000"

152 lbs

0.900"

184 lbs

0.850"

200 lbs

0.840"

Coil Bind

Spring Dimensions:

  • Top OD: 0.890"
  • Top ID: 0.576"
  • Bottom OD: 0.986"
  • Bottom ID: 0.655"
  • Wire Diameter: 0.131"
  • Free Length (Relaxed): 1.584"


Application Compatibility

Ideal for use in:

  • Highly Modified V-Twin Engines
  • Big Block Clone Engines
  • Engines running aggressive camshafts and high compression
  • Applications requiring RPM stability above 8,000+


Performance You Can Trust

Every E.C. Racing Beehive Spring is precision-manufactured to withstand the demands of competitive racing environments. Whether you're building for asphalt, dirt, or dyno power, this is the spring your engine needs to stay in control at full throttle.

FAQ

What makes a beehive valve spring better than traditional springs?

Beehive springs offer progressive coil spacing, which naturally reduces harmonic vibrations. This increases RPM stability, allows more aggressive cam profiles, and reduces wear and heat buildup compared to single or dual cylindrical springs.


What type of engines is this beehive spring designed for?

Answer:
This spring is ideal for high-RPM, high-compression builds such as:

  • V-Twin engines (e.g., Briggs Vanguard)
  • Big block clone engines (e.g., 420cc, 460cc, 670cc)
  • Modified Tillotson 225/236/268
  • Performance Predator 670 builds


Will this spring support high-lift camshafts?

Yes. The E.C. Racing Beehive Spring is designed for aggressive cam profiles, offering excellent seat and open pressures to handle higher lifts while avoiding valve float or coil bind.


What is the coil bind height of this spring?

Coil bind occurs at 0.840". Be sure to check your installed height and lift specs to avoid exceeding this limit.


Does this spring require special retainers or seats?

Depending on your valve setup, you may need matching retainers and valve spring seats designed for beehive-style springs. We recommend verifying compatibility with your valve, retainer, and guide dimensions.


Can this be used in single-cylinder big block clone engines?

Yes, particularly in heavily modified clones  that rev beyond 8,000 RPM and require a stiffer, more stable valvetrain. It’s overkill for stock applications but ideal for competition builds.

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