Boost/Gauge not steady - Zilvia.net Forums | Nissan 240SX (Silvia) and Z (Fairlady) Car Forum

bdeisle · 09-26-2004, 12:30 AM

kat- 8.5.1 JWT 370's T3 Garret
i took 3rd gear to redline and it 4k it starts at 12 psi then slowly drops to 9 but the boost gauge needle is tremblin horribly around 9psi . but its not dropping or spiking just trembling
any idea on what this?

evilimport · 09-26-2004, 09:30 AM

Vacuum leak in the intercooler piping, maybe?

09-26-2004, 12:30 AM	#1
bdeisle Leaky Injector Join Date: Feb 2004 Location: balti md Posts: 108 Trader Rating: (0) Feedback Score: 0 reviews	Boost/Gauge not steady kat- 8.5.1 JWT 370's T3 Garret i took 3rd gear to redline and it 4k it starts at 12 psi then slowly drops to 9 but the boost gauge needle is tremblin horribly around 9psi . but its not dropping or spiking just trembling any idea on what this?

09-26-2004, 09:30 AM	#2
evilimport Zilvia Addict Join Date: Aug 2004 Location: Daytona Beach Psycho Ward Posts: 778 Trader Rating: (0) Feedback Score: 0 reviews	Vacuum leak in the intercooler piping, maybe?