Our billet aluminum LS1 fuel rails provide increased fuel flow and a better balance to each cylinder. These rails will work with all sizes of injectors and can handle up to 4,300hp, so these will not be a bottleneck to your system. Mouting tabs are welded and clear the coil packs. Fits all OEM and most aftermarket LS1 intakes.
Made from billet T-6061 aluminum, high polish then brite dip anodized
Works with all popular intake manifolds without any filing or grinding that most other rails require
Compatible with return or return-less fuel systems
Return-less fuel rails feature area for mounting the OEM fuel pressure sensor relay.
Kits comes with - 8AN fitting
Unique O-ring seat for the AN fitting and NOT NPT
Works with all sizes of fuel injectors
5/8" ID (not 1/2") handling up to 4300HP!!
Easy mounting hardware included
Fully Welded intake manifold attachment brackets