![]() ![]() Stabilize Fuel Pressure with Radium Fuel Pulse Dampers This kit includes the anodized, laser-etched fuel rail, tall and short black anodized aluminum mounting feet, stainless steel mounting feet bolts and a six-cylinder Toyota injector seat kit. The seats include O-rings to prevent boost pressure leaks. ![]() The fuel injector bores and the included CNC-machined billet aluminum press-fit injector seats are designed for 14mm injector O-rings. ![]() The anodized aluminum mounting feet secure the fuel rail to the intake manifold by reusing the OEM Toyota thermal insulating spacers. Radium's 1JZ-GTE non VVT-i Fuel Rail (PN 20-0235) includes two different sets of mounting feet allowing various height fuel injectors to be used (validated injectors are available on Radium's website). Top Feed Fuel Rail for Toyota 1JZ-GTE Non VVT-i This kit includes the anodized, laser-etched fuel rail, black anodized aluminum mounting feet and stainless steel mounting feet bolts. The OEM fuel pressure regulator can be reused with the addition of a -8AN ORB to M12x1.25mm fitting (PN 14-0285, sold separately), or it can be upgraded with Radium's adjustable Direct Mount Regulator (PN 20-0223-0X, sold separately). Its 11mm bore accepts the factory fuel injectors and compatible aftermarket high-flow injectors. Radium's 1JZ-GTE VVT-i Fuel Rail (PN 20-0268) reuses the factory mounting spacers and mounting bolts. Top Feed Fuel Rail for Toyota 1JZ-GTE VVT-i The center port can be used as a feed, return, or auxiliary port for a fuel pulse damper or a fuel pressure sensor by using adapter 14-0119 (sold separately). The rails have three machined ports (2 end ports and 1 center port) that are tapped with 3/4″-16 female threads (-8AN ORB). Both fuel rail kits are compatible with all fuel types including popular alcohol mixtures such as E85. ![]()
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