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Moroso Throttle Return Spring Kit for 4150 Holley Carburetors 64919

Part Number: MOR64919
MOROSO
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SKU:
MOR64919
UPC:
084663649196
MPN:
64919
Condition:
New
Availability:
Ships Same Business Day
Weight:
0.62 LBS
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$60.99
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Description

A worn or inconsistent throttle return spring can leave you stranded on the track or street—causing sluggish throttle response, hanging RPMs, or unpredictable idle conditions. The Moroso Throttle Return Spring Kit eliminates these variables by providing dual-spring options (heavy and light) tailored to your specific carburetor tuning needs. Whether you're running a stock 4150 or pushing forced induction through your Holley, this kit ensures positive, reliable throttle closure every single time.

What's Included:

  • Heavy-duty return springs
  • Light-duty return springs
  • Complete mounting hardware
  • Full installation instructions

Technical Specifications:

  • Fits: 4150 Holley carburetors
  • Fits: HP Series carburetors
  • Material: 12-gauge steel
  • Spring material: Stainless steel
  • Finish: Satin black E-coat
  • Clears: Low-profile air cleaners
  • Installation: Bolt-on
  • Hardware: Included
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Specs

MFG Part #:
64919
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Fitment

Fitment for Moroso Throttle Return Spring Kit for 4150 Holley Carburetors 64919

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