Holley Accelerator Pump Cam Kit 20-12 | 8-Piece Assortment Tuning Set

Holley Accelerator Pump Cam Assortment Kit - Part #20-12

Fine-tune your Holley carburetor's accelerator pump delivery with this comprehensive 8-cam assortment kit. Each cam features a unique profile designed to deliver different fuel shot characteristics, allowing you to dial in the perfect throttle response for your specific engine combination and eliminate hesitation.

Complete Assortment Includes 8 Cams:

Each cam is color-coded for easy identification, with pump shot volume ranging from lightest to heaviest:

1. White - Lightest pump shot
2. Blue - Light-medium pump shot
3. Red - Medium pump shot
4. Orange - Medium-heavy pump shot
5. Black - Heavy pump shot
6. Green - Heavier pump shot
7. Pink - Very heavy pump shot
8. Brown - Heaviest pump shot

Key Benefits:

• Precision Tuning: Eight different profiles let you match fuel delivery to your engine's exact needs
• Eliminate Hesitation: Find the optimal cam to cure throttle tip-in stumbles and flat spots
• Performance Optimization: Each cam shape delivers a unique fuel curve for different applications
• Easy Experimentation: Swap cams quickly to test and compare performance characteristics
• Complete Solution: Full range from lightest to heaviest pump shot in one kit

Ideal Applications:

• Street performance engines requiring smooth off-idle response
• Racing applications needing aggressive pump shot delivery
• Modified engines with custom camshafts and airflow characteristics
• Troubleshooting acceleration stumbles and lean spots
• Altitude and temperature compensation tuning

Technical Specifications:

• Part Number: 20-12
• Quantity: 8 cams (complete assortment)
• Type: Accelerator Pump Cam Kit
• Application: Holley Performance Carburetors
• Color Coding: White, Blue, Red, Orange, Black, Green, Pink, Brown

Fast dispatch from our Perth warehouse. In-store pickup available for local customers.