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Vehicle Info NeededMSD IGNITIONPART NUMBER: 121-2723
Atomic EFI Billet Fuel Rail Kit LS7
$25995
Ships on Sep 03, 2026
Lowest Price GuaranteeLS7
Atomic EFI Billet Fuel Rail KitFor LS7 Atomic AirForce Intake Manifolds 5/8 in. Black Includes (4) -6 AN (3/4 in.-16) O-Ring Fittings, Brackets, Hardware, 6 ft. -6 AN Braided Hose, (4) -6 AN 90 Degree Hose Ends, (2) -6 AN Straight Hose Ends
For LS7 Atomic AirForce Intake Manifolds 121-2701, 121-27013 and 121-27014
Notes:
- Using tall EV1/Bosch-style injectors (LS7 or LT) may cause interference on low hood applications (Corvette and similar)
- 1999-2004 models using a factory supply and return fuel line will require the addition of a fuel pressure regulator (sold separately)
Part TypeFuel Rail
BrandMSD IGNITION
Package Height2.7
Package Width10.5
Package Length17.7
Weight5.95 PG
Part CategoryPerformance Parts
Hardware IncludedYes
Fuel Rail MaterialAluminum
Fuel Rail Cover Logo ColorWhite
Gasket Or Seal IncludedYes
Fuel Rail FinishBlack anodized
Fuel Rail Cover LogoAtomic EFI
Fittings IncludedYes
QuantitySold as a kit
MaterialCNC Billet Aluminum
Part FitmentSemi Universal
Vendor Part Number2723
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
