holley

Hi all I have a new Holley 600 . been on my engine about 6 months . not used it much . Still waiting for IVA . my question is the pump diaphragm has been leaking . I replaced it yesterday and its still leaking . Should I put a sealant on it ? I know it came without sealant . I will get in...

Has anyone with the Rousch 402 motor replaced the Holley 770 with the Holley Stealth Terminator EFI? Holley EFI 550-441K Terminator Stealth EFI Master Kit-Hard Core Gray - Holley Performance Products Looks like a straightforward swap. Does anyone have any info?

I've read several threads about fuel systems, pumps, swirl pots, baffling, etc. I'm currently running a single mechanical (Carter) pump to the Holley carb on my Roush 427SR. Both the pump and Holley were supplied with the crate engine. My symptom is that the engine has died twice recently...

I am using an LS3 as the basic motor, but using the Holley Dominator engine control system because it will handle dual throttle bodies. I need to order a coolant temperature sensor, but wondered if there is a specific feature or model I should be using. It may be a question for Holley, but I...

Help, Borla 8 stack fuel rail crashes into Holley dist. Fuel rail mods. or ???????????????

Hi all. Getting very frustrated with the carb now having spent many hours working on it and also reading up on how to set up, how to rebuild, how to diagnose etc etc so hoping you guys can help out. I'm having troubles getting current carb which was supplied with engine about 8 years ago...