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$6649
Limited availability at this price!
In Stock
Get it by Friday, Feb 13
HOLLEY 121-35 Part Description
Manufacturer
Product Description
In-Tank Retrofit Fuel Module
Application Summary
IN-TANK RETRO-FIT FUEL MODULE 525 LPH RE
Features & Benefits
- Retrofit Fuel Module 525 LPH- Return Style
- Smooths throttle response during low-speed takeoff
- Retrofit Fuel Module 525 LPH-Returnless Style
- Genuine Holley Quality Parts
- Helps eliminate bogs under quick throttle changes
- Installs in any fuel tank from 8” to 12” deep to fit a wide variety of applications
- Built from brass to handle fuel exposure and wear
- The low profile 5 inch diameter design is only 1.275 inches thick above the tank mounting surface for added clearance when needed
- Quick to change out during tuning or test runs
- The innovative clamping system allows you to locate the module anywhere in the tank beside your existing sending unit
- The clamping system allows you to rotate the unit 360 degrees for easier clocking of the plumbing and wiring locations under your ride
- Includes innovative Holley Hydramat to ensure consistent fuel supply. The 3” x 15” HydraMat mounting flange has 6 clocking pin locations to allow for 360 degree adjustment to clear sending unit levels or any tank floor restrictions
- Black anodized aluminum construction for corrosion resistance and long lasting good looks
- ¼” NPT ports for a wide variety of plumbing options
- Optional roll over valve available
Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
Holley Accelerator Pump Discharge Nozzle
Tuning your fuel curve on a Holley carb often starts with small components like the Holley Accelerator Pump Discharge Nozzle. Designed to meter the shot of fuel that enters the venturi during throttle tip-in, this nozzle helps eliminate bogs and hesitation under sudden load. The Holley 121-35 is a direct-fit component available in different sizes, giving you flexibility to match your engine’s specific air/fuel needs and driving style.
HOLLEY 121-35 Specifications
Product Attributes
| Application | Universal |
| Average Current Draw | 16.9 68 |
| Average Flow Rating | 525 LPH |
| Brand | Holley |
| Category | Air and Fuel Delivery |
| Connector Color | Black |
| Connector Gender | Male |
| Connector Quantity | 1 |
| Emission Code | 5 |
| Free Flow LPH | 525 |
| Fuel Filter Included | Yes |
| Fuel Sending Unit Included | No |
| Fuel Tank Pressure Sensor Included | No |
| Fuel Type | Gasoline |
| Gasket Or Seal Included | Yes |
| Gasket Or Seal Material | Foam |
| Grade Type | Performance |
| Height | Adjustable |
| Housing Material | Aluminum |
| In Tank or External | In Tank |
| Inlet Fitting Thread Size | 1/4 IN |
| Inlet Quantity | None |
| Inlet Type | NPT |
| Internal Or External Strainer | External |
| Lock Ring Included | Yes |
| Material | Aluminum |
| Maximum Pressure | 60 PS |
| Minimum Fuel Tank Depth | 8 Inches |
| Mounting Hardware Included | Yes |
| Negative Ground | Yes |
| NPT Thread | 1/4 NPT |
| Outlet Fitting Thread Size | 1/4 IN |
| Outlet Quantity | One |
| Outlet Type | NPT |
| Part Type | Carburetor Accelerator Pump Nozzle |
| Product Type | Tube Type Discharge Nozzle |
| Pump Type | Electric |
| Regulator Included | Yes |
| Sub Category | Carburetion |
| Top Mount Diameter | 5 IN |
| Universal Or Specific Fit | Universal |
| Voltage | 12 2H |
| Warranty | Manufacturer's Limited 90 Day Warranty |
| Wire Harness Included | Yes |
| Wire Quantity | 2 |
| Nozzle Size | 0.035 |
| Nozzle Style | Tube Type |
| Warning | California Proposition 65 |
Additional Information
| Country of Origin (Primary) | US |
| Harmonized Tariff Code (Schedule B) | 8409915085 |
| Harmonized Tariff Code (HTS) | 8409915085 |
| NAFTA Preference Criterion Code | B |
| Remanufactured Part | N |
| Warranty Special | Manufacturer's Limited 90 Day Warranty |
| Warranty Special UOM | TX |
| EAR99 | |
| UPC | 00090127020999 |
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HOLLEY 121-35 Manufacturer Information
Holley® has been the undisputed leader in fuel systems, powering nearly every NHRA Pro-Stock champion and Monster Energy NASCAR Cup team with its expansive line of carburetors for over 40 years. Today, its EFI products and products for GM's popular LS engine are what dominate the performance world and the LS scene respectively. But aside from carburetors, Holley is also widely recognized for its intake manifolds, performance fuel pumps, and engine dress-up products. And to better serve its customers, it partnered with numerous other companies, such as MSD, a company developing electronics for the entire powertrain, and Powerteq, the world leader in performance tuning in the automotive market.
HOLLEY 121-35 Questions & Answers
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