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MAGNAFUELPART NUMBER: 665-MP-4000

Jr. Dragster Diaphragm Pump 4000 Series

Name: Jr. Dragster Diaphragm Pump 4000 Series
Brand: MAGNAFUEL
SKU: 665-MP-4000
Price: 146.99 USD
Availability: InStock

^$146⁹⁹

Ships on 11/23/2026

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Mikuni Mount

4000 Series
Mikuni Mount
Classic Blue/Performance Purple Finish

MagnaFuel offers their 4000 series jr. dragster fuel pump. These pumps feature MagnaFuel's signature color combination of anodized blue and purple or black for great looks and long lasting durability. Fear not, the pump is offered in two mounting styles: Walbro and Mikuni bolt patterns for an easy installation right out of the box.

Features:

Internal design prevents fuel aeration
Design also compensates instantly for sudden changes in fuel demand
Compatible with alcohol and gasoline racing fuel
Maximum flow rating exceeds 17 gph (flow based on engine vacuum signal)
Lightweight pump body features integrated mounting ears
(3) 4-to-8 mm Barb fittings included

Part TypeFuel Pump Diaphragm

Product LineMagnaFuel Jr. Dragster Diaphragm Pump

BrandMAGNAFUEL

Package Height3.2

Package Width5.3

Package Length5.8

Weight0.75 PG

Part CategoryPerformance Parts

Part FitmentSemi Universal

Vendor Part NumberMP-4000

Package Qty1

Package TypeEA

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