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View Full Version : Y60 1990 gq power loss



stevenbaker658@gmail.com
24th July 2024, 10:22 AM
So i have a 1990 Gq patrol manual with carby fuel only it keeps losing power on these cold mornings when getting into 5th to the point where i need to pull over and switch the car on and off to get any return all though in the afternoons not a drama I’ve replaced heat exchange, thermostat, full radiator flush carby was apparently rebuilt before I bought the rig

mudnut
24th July 2024, 03:43 PM
So i have a second1990 Gq patrol manual with carby fuel only it keeps losing power on these cold mornings when getting into 5th to the point where i need to pull over and switch the car on and off to get any return all though in the afternoons not a drama I’ve replaced heat exchange, thermostat, full radiator flush carby was apparently rebuilt before I bought the rig

Sounds like a similar problem with my RB30 carby. I found that the second stage of the carby was getting stuck shut. I had to remove the unit and take the second stage butterfly out. I used fine wet'n'dry to smooth out the bore and take the edge off the butterfly. It takes a bit to refit and adjust the butterfly so it seals and moves as it should.