Holley Secondary Diaphragm Spring Kit - Part # 20-13
The Holley 20-13 Secondary Diaphragm Spring Kit is a precision-engineered tuning solution designed to optimize your carburetor's secondary operating characteristics. This comprehensive kit allows you to fine-tune the rate at which your secondary operating ranges activate, providing better control over your engine's performance.
Key Features:
- Complete Spring Assortment: Includes 7 different springs with varying tension rates
- Color-Coded Identification: Each spring is color-coded for easy identification and selection
- Professional Quality: Genuine Holley components manufactured to the highest standards
- Universal Compatibility: Compatible with Holley 4150/4160 style carburetors
- Performance Tuning: Affects initial operating point and full upper RPM performance
Technical Specifications:
- Material: Steel construction
- Product Type: Vacuum Spring Assortment
- Emission Code: 5 (Legal for emissions controlled and racing vehicles)
- Package Contents: Set of 7 color-coded springs
Compatibility:
This spring kit is designed for use with various Holley carburetor models including vacuum secondary diaphragm carburetors. The springs provide a wide range of tuning options to match your specific engine requirements and performance goals.
Installation:
The kit includes detailed instructions to guide you through the selection process for optimal spring tension based on your specific setup. Each spring offers different characteristics to help you achieve the perfect balance between throttle response and performance.