Atomic EFI Fuel Pump Kit Supports up to 525 HP
InfoVehicle Info Needed
MSD IGNITIONPART NUMBER: 121-2920

Atomic EFI Fuel Pump Kit Supports up to 525 HP

$71895$799.95You Save$81.00
ShippingShips on 09/09/2026
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Fuel Pump Kits
    Atomic EFI Fuel Pump Kit
  • Supports up to 525 HP

    This is the Atomic's standard fuel kit included in the master kit. It is designed to handle an engine with up to 525 horsepower at the crank.

    This kit includes:
  • PWM Fuel Pump
  • Pre-Filter
  • Post-Filter
  • 3/8" Fuel Line - 15 ft length
  • Mounting Hardware

    High-Powered EFI Systems

    The all-new Atomic EFI system was designed with two goals: simplicity and performance. With little preparation, installation can be started on Saturday morning and the car will make a cruise that night. This is due in large part to the ability to run a returnless fuel system so there are no modifications to the tank and no need to run another fuel line (in most applications). MSD incorporated the ECU into the throttle body to reduce the wiring and connections. MSD also moved the four main sensors inside the ECU for even less under-hood clutter and wiring.

Part TypeElectric Fluid Pump
Product LineMSD Atomic EFI
BrandMSD IGNITION
Package Height3.0
Package Width9.8
Package Length20.5
Weight4.77 PG
Part CategoryPerformance Parts
Maximum Pressure (Psi)70
Outlet AttachmentHose barb
Outlet QuantityOne
QuantitySold as a kit
Inlet QuantityOne
Part FitmentUniversal
Inlet AttachmentHose barb
Free Flow Rate43 gph
Vendor Part Number2920
Package Qty1
Package TypeEA
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Items You Need

Atomic EFI Fuel Post-Filter For Use with 121-2920 & 121-2921

MSD IGNITION

Atomic EFI Fuel Post-Filter For Use with 121-2920 & 121-2921

Part Number : 121-2924
$5693$63.25
You Save$6.32
Some parts are not legal for use in California or other states with similar laws / regulations
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