Blox Racing Valve Springs for D-series SOHC VTEC D16Z-Y (1.6L SOHC VTEC) (BXPT-20301) DRIVE_AWD 2 (4WD) 6 Lug Description_ASM

2 (4WD) 6 Lug Description_ASM Front Greenstuff 7000 Street sport FMSI D1414 2011 FORD F150 6

and Xpertune ECU Tune

We set out to create a header that would be the best of both worlds

Although hydraulic lifter that is used in stock engines of RB20

fits OEM 997 GT3 / GT3 RS airbox for improved airflow and performance

Blox Racing Valve Springs for D-series SOHC VTEC D16Z-Y (1.6L SOHC VTEC) (BXPT-20301) DRIVE_AWD 2 (4WD) 6 Lug Description_ASMBLOX Racing valve springs are wound using super clean, chrome silicone alloy. These valve springs are designed and engineered for both high performance street driving and all out racing conditions. Each set provides maximum lift while preventing valve float and helps counter the effects of spring surge. These are perfect for naturally aspirated and forced induction engines. Easy installation, no machining is required. Highly recommended for