Edelbrock · New
Edelbrock GM LS3 Fuel Rail Kit (For XT Intake Manifold - 7179)
MPN 3648 · Store SKU ede3648
Supplier stock checked 11/7/2026, 9:31:37 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
The Edelbrock #3648 is designed to fit the #7142 XT style Manifold for LS3 applications. They features -8 A.N. ends. The finish is black anodize with highlighted Edelbrock script and it comes complete with 2 rails and mounting hardware. Edelbrock #3648 is designed to fit the #7142 XT style Manifold for LS3 applications. They features -8 A.N. ends. The finish is black anodize with highlighted Edelbrock script and it comes complete with 2 rails and mounting hardware. FUEL RAIL KIT FOR GM LS3 XT MANIFOLD 7142 Fuel Rail Kit for LS3 XT Manifold #7142 Pro-Flo XT Fuel Rail Kit
Manufacturer fitment & guides
- Chevrolet:Small-Block Gen IV L92:376 (6.2L);Chevrolet:Small-Block Gen IV L99:376 (6.2L);Chevrolet:Small-Block Gen IV LS3:376 (6.2L)
- Manufacturer-supplied application summary from Turn14; this may not be an exhaustive fitment list.
Part-specific notes
- Not CARB approved. Destination and intended-use restrictions must be checked before sale.
- Emissions acknowledgement required before purchase.
- California Proposition 65: Y
