Holley Accelerator Pump Discharge Nozzle 121-135 | 0.035" Rich Flow Pair

Holley Accelerator Pump Discharge Nozzles - Part #121-135

Fine-tune your Holley carburetor's accelerator pump fuel delivery with these precision discharge nozzles. The 0.035" orifice size provides a richer fuel delivery profile, ideal for high-performance applications requiring increased pump shot volume for aggressive throttle response and eliminating lean conditions. Sold as a pair with gaskets included for immediate installation.

What's Included:

• 2x accelerator pump discharge nozzles (0.035" orifice)
• 4x nozzle gaskets for leak-free installation

Key Features:

• Precision Orifice: 0.035" hole size for increased, richer fuel delivery
• Straight Design: Direct spray pattern for optimal fuel distribution
• Genuine Holley Quality: OEM-grade components for reliable performance
• Complete Kit: Includes gaskets for professional installation
• Pair Included: Two nozzles for dual-feed or replacement applications

Performance Benefits:

• Increases accelerator pump shot volume for richer operation
• Eliminates lean stumbles and hesitation during hard acceleration
• Ideal for high-performance and racing applications
• Improves throttle response on modified engines with increased airflow
• Perfect for cold-climate or high-load conditions

Ideal Applications:

• High-performance street engines requiring aggressive pump shot
• Racing applications needing maximum fuel delivery
• Modified engines with increased airflow demands (cams, heads, boost)
• Engines experiencing lean acceleration stumbles
• Cold-climate operation requiring richer pump shot
• Replacing worn or damaged discharge nozzles

Technical Specifications:

• Part Number: 121-135
• Orifice Size: 0.035 inches
• Type: Straight discharge nozzle
• Quantity: 2 nozzles, 4 gaskets
• Application: Holley Performance Carburetors

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