Radium Engineering

IACV Spacer, SR20DET (S14/S15)

This Idle Air Control Valve (IACV) Spacer is compatible with the SR20DET engine commonly found in the Nissan Silvia S14/S15 chassis. The OEM 2-bolt IACV bypass hard line is replaced by this anodized aluminum IACV spacer kit to gain clearance for top feed fuel rails.

Gasket, Intake to Head (TGVs), Subaru EJ Engines

Metal reinforced, crush resistant, high temperature graphite fiber. Fits most Subaru EJ engines. Installs between intake manifold (TGVs) and cylinder heads. Includes 1 gasket only. For a set, enter quantity 2.

Fuel Surge Tank O-Ring Service Kit, MPFST And HVFST

The 20-0088 O-Ring Service Kit is for the large (6" OD) surge tank canisters. O-Ring Service Kit, Multi-Pump FST

Fuel Surge Tank O-Ring Service Kit, Standard FST

The 20-0087 O-ring Service Kit is compatible with both new and old style "standard" (4" OD) fuel surge tanks (FST and FST-R).

Toyota 2GR-FE, Fuel Rail

Manufactured with 0.69" large internal bores, the Radium Engineering fuel rails can support all necessary engine power requirements. CNC machined aluminum mounting tabs are included for a factory fit and to maintain the original fuel rail height so both OEM or aftermarket equivalent injectors can work. 

Fuel Rails, Nissan R35 GT-R 

These Radium Engineering fuel rails are compatible with the VR38DETT engine found in the Nissan R35 GT-R. They are machined from 6061 aluminum and anodized black for compatibility with all popular fuel types including E85

Fuel Rails, FR-S/BRZ/86

The Radium Engineering fuel rails are designed for the engine found in the Subaru BRZ (FA20D), Scion FR-S (FU-GSE), and Toyota 86 (4U-GSE).

Fuel Rail, Toyota 2ZZ-GE/1ZZ-FE

This high volume fuel rail works on all 2ZZ-GE and 1ZZ-FE engines.

Fuel Rail, Toyota 2JZ-GTE, Top Feed Conversion

Fuel Rail, Toyota 1JZ-GTE, VVt-i

Manufactured with a large 0.69" internal bore, the fuel rail can support all necessary engine power requirements. They are CNC machined from 6063 aluminum, black anodized, and laser etched for a high-quality surface finish. For flexibility, the fuel rail features three 8AN ORB ports and is compatible with all fuel types including popular alcohol mixtures such as E85.

Toyota 1JZ-GTE (Non VVT-i) Fuel Rail, Top Feed Conversion 

Manufactured with a large 0.69" internal bore, the fuel rail can support all necessary engine power requirements. They are CNC machined from 6063 aluminum, media blasted, black anodized, and laser etched for a high-quality surface finish. This kit is compatible with all fuel types including popular alcohol mixtures such as E85.

This fuel rail is for the Nissan RB25DET NEO engine ONLY! This is commonly found in the R34 Skyline among others.