ENDERLE 81-121 Extension Drive Release Fuel Pump Dragster 4.5 Boat Blower

( Brand: Enderle ), ( Manufacturer Part Number: 81-121 ), ( Part Type: Fuel Drive Pump Blower ), ( Manufacturer Warranty: No ), ( Country/region Of Manufacture: United States )

Review ENDERLE 4.5 Inch Extension Drive Quick Release Fuel Pump Dragster Drag Boat Blower

The Enderle 81-121 4.5 Extension Drive Release Fuel Pump is an essential component for any dragster boat, designed to deliver an ample fuel supply to the engine for optimal performance. This fuel pump is engineered to provide a high volume, low pressure fuel delivery system to ensure a consistent and reliable fuel flow.

The pump features a durable cast aluminum housing, which not only adds to its robustness but also facilitates efficient heat dissipation. It comes equipped with a 4.5-inch impeller, which is larger than most standard fuel pumps in the market, enabling it to handle higher fuel flow requirements of high-performance dragster boats.

The Enderle 81-121 is a release fuel pump, which means it is designed to shut off when the boat is not in motion. This feature ensures that there is no unnecessary fuel flow when the boat is not being used, thus conserving fuel and reducing emissions. The pump is also easy to install and can be mounted in various positions, making it a versatile option for boat owners.

One of the most notable features of this fuel pump is its extension drive design. The pump comes with a 12-inch drive shaft, which can be extended up to 18 inches using optional extension kits. This functionality allows the pump to be installed at a greater distance from the engine, providing more flexibility in the placement of the fuel tank and engine.

The Enderle 81-121 4.5 Extension Drive Release Fuel Pump is also equipped with a heavy-duty, fully-sealed shaft and bearings, ensuring longevity and minimal maintenance. Its high-quality construction and reliable performance make it a top choice for dragster boat enthusiasts looking to enhance the performance of their boats.

Pros and Cons of Buying an Enderle 81-121 4.5 Extension Drive Release Fuel Pump for Dragster Boats

a. Compatibility: This fuel pump is specifically designed for use with Enderle dragster boats and is known to work effectively with their engines.

b. Powerful Performance: The 4.5-inch impeller provides a powerful fuel flow, ensuring a consistent fuel supply to the engine for optimal performance.

c. Easy Installation: The pump comes with a simple and straightforward installation process, making it a convenient choice for boat owners.

d. Durable Construction: The fuel pump is built with high-quality materials, ensuring it can withstand the rigors of regular use in a dragster boat environment.

e. Fuel Pressure Regulator: The inclusion of a fuel pressure regulator allows for precise fuel pressure control, which can lead to better engine performance and longer engine life.

a. Price: Compared to some other fuel pumps on the market, the Enderle 81-121 can be considered relatively expensive.

b. Size: Due to its larger size, this fuel pump may not be suitable for smaller dragster boats or those with limited space for installing additional equipment.

c. Noise Level: Some users have reported that the fuel pump can be quite noisy, which might be a concern for those seeking a quieter boating experience.

The Enderle 81-121 4.5 Extension Drive Release Fuel Pump offers several advantages, such as compatibility with Enderle dragster boats, powerful performance, easy installation, and durable construction. However, it comes with some drawbacks, including a higher price point, larger size, and noise level.

Based on the information provided, it is recommended that potential buyers carefully consider their specific needs and preferences when deciding whether to purchase this fuel pump. If a quieter, more compact option is a priority, they may want to explore alternative fuel pumps. However, for those seeking a powerful and reliable fuel pump designed specifically for Enderle dragster boats, the Enderle 81-121 could be an excellent choice.

Details:

Includes 8 1/4-20 x .750in Stainless Steel mounting bolts and 4 1/4in flat washers. Has both the 3 and 4 hole pump pattern on ends utilizing a 2.120 register. Here is a new Quick Release pump-side flange Enderle billet aluminum, black anodized, 3.5 extension drive for an type and others with 3/8 hex drives Mechanical Fuel pumps. This unit is commonly used with engines that feature parts from SSI, Bloc, Hogan, Enderle, Little field, Mooney ham, Holley, Mallory, MSD, Rage, Water man, BAE, etc.

Here is your chance to get a part system at reasonable price. Designed with an internal bearing to prevent its 3/8 shaft from moving.

part #: 81121 prices

• $179.99-$475.00

specifications reppchargers:

• brand: Enderle
• mpn: 81-121
• part type: Fuel Drive Pump Blower
• manufacturer warranty: No
• country/region of manufacture: United States

payments reppchargers:

• wallet: Apple-pay
• other
• credit card: Mastercard

offer reppchargers:

• availability: In Stock
• quantity: 1
• sold: 0
• options: Ship-to-home
• started: July 14, 2025

returns reppchargers:

• policy: No Returns

shipping reppchargers:

• class: Standard
• type: Fixed
• transit: 3-8 Days
• cost: $14.99
• service: Standard

general reppchargers:

• Air Fuel Delivery > Turbos, Superchargers Intercoolers > Superchargers Parts
• condition: New

seller reppchargers:

• rating: 99.7%
• # reviews: 8071
• city: Torrance, California

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