Supertech Nissan RB25DE/DET DOHC 24V (w/Solid Lifters) Dual Valve Spring Kit Nissan Skyline No tune required

No tune required

BMR supplies lockout plates to eliminate the factory eccentric adjustment bolts

Multiple color options which match factory interiors will ensure you gauges will have that 'stock' appearance

Power Gains

it handles both fuel injected and carbureted applications with ease

Supertech Nissan RB25DE/DET DOHC 24V (w/Solid Lifters) Dual Valve Spring Kit Nissan Skyline No tune requiredDual Valve Spring Type: Dual Spring OutSpr. OD: 27. 50mm OutSpr. ID: 20. 00mm InnSpr. OD: 20. 00mm InnSpr. ID: 15. 20mm Press. Seat: 83@35 Press. Open: 216@11 Max Lift: 14. 30mm Coil Bind: 20. 70mm Rate: 12. 10 Retainer: RET NVG1015 T1+ SEAT RB25 I(12)+SEAT RB25 E(12) Engines Nissan Gt t 6cyl 2. 5l Turbo RB25DET Nissan Gts 25 6cyl 2. 5l RB25DE Nissan Gts25t 6cyl 2. 5l Turbo RB25DET