Search found 78 matches

by mcmental
Wed Apr 24, 2013 5:14 am
Forum: Forced Induction
Topic: ticks over nicely but loses power under load
Replies: 20
Views: 10509

Plugs are black but not damp,I have the dizzy vac plugged plumbed into stub between carb and turbo, I will check the advance out as I've not altered since fitting turbos! Ignition is just a coil and balast resistor.
by mcmental
Tue Apr 23, 2013 8:13 pm
Forum: Forced Induction
Topic: ticks over nicely but loses power under load
Replies: 20
Views: 10509

Yes but its not reading true because the exhaust is so short that the lambda is 3" from the open end.
by mcmental
Tue Apr 23, 2013 5:55 pm
Forum: Forced Induction
Topic: ticks over nicely but loses power under load
Replies: 20
Views: 10509

neutral is fine but if its in R D 2 or 1 its a no go.
by mcmental
Tue Apr 23, 2013 5:12 pm
Forum: Forced Induction
Topic: ticks over nicely but loses power under load
Replies: 20
Views: 10509

ticks over nicely but loses power under load

hmmm more questions now folks, rover 3.5 v8 twin draw thru turbos running through twin SU carbs, car sits and ticks over lovely but as soon as i slip it into gear the revs drop down and nearly stall, i can drive it but theres no power what so ever, if i blip the pedal it revs up and wants to set off...
by mcmental
Mon Apr 22, 2013 7:51 pm
Forum: Forced Induction
Topic: twin turbo rover v8 twin carb afr ratio
Replies: 9
Views: 5939

twin turbo rover v8 twin carb afr ratio

What should be ideal afr ratio please? Whilst its sat ticking over and the lc-1 is plugged into laptop its showing high readings (18) but this does drop when throttle is pressed, I'm going to test drive tomorrow to get true readings on boost etc when engines warm.
by mcmental
Wed Apr 17, 2013 5:25 am
Forum: Exhaust, Cylinder Heads, Fuel And Intake Area
Topic: Twin su carbs.. No choke???
Replies: 6
Views: 2876

Cheers for the info
by mcmental
Tue Apr 16, 2013 5:48 am
Forum: Exhaust, Cylinder Heads, Fuel And Intake Area
Topic: Twin su carbs.. No choke???
Replies: 6
Views: 2876

Twin su carbs.. No choke???

Hi there on my su carbs (with separate float bowls that twist round) there's no choke lever that I can run a cable to, has anyone made something up to be able to use a cable? When cars cold I have to give them both a few pumps before I can press the start button and its a bit of a pain in ass. Cheer...
by mcmental
Mon Apr 15, 2013 5:15 am
Forum: Exhaust, Cylinder Heads, Fuel And Intake Area
Topic: Air /Fuel Ratio Table.
Replies: 11
Views: 21804

On my twin turbo rover 3.5 what should I be looking for? I'm installing my wideband kits tonight
by mcmental
Sun Apr 14, 2013 5:59 am
Forum: Forced Induction
Topic: Old Janspeed set up
Replies: 61
Views: 38754

thanks for the answers. its alive!!!!!!! i will post video up later, going to alter the fuel regualtor today, so 5psi is ok for the twin carbs on twin turbos???
by mcmental
Wed Apr 10, 2013 6:07 am
Forum: Electrical & Ignition Area
Topic: wiring instructions for 4 in 1 gauge
Replies: 2
Views: 998

Help please
by mcmental
Tue Apr 09, 2013 5:18 am
Forum: Forced Induction
Topic: Boost/vacuum leak
Replies: 3
Views: 2640

Aha,thanks for that.
by mcmental
Mon Apr 08, 2013 5:39 pm
Forum: Forced Induction
Topic: Boost/vacuum leak
Replies: 3
Views: 2640

Boost/vacuum leak

Well I've just fired up the twin turbo up and it's ticking over nicely,I was just watching the boost gauge and I noticed it was at -5 on Rickover but built up as I revved it, is this normal or have I got some leak somewhere???
by mcmental
Sun Mar 31, 2013 12:05 pm
Forum: Forced Induction
Topic: boost gauge fitment on twin turbo.
Replies: 2
Views: 2299

boost gauge fitment on twin turbo.

On a twin setup is a tube from each inlet pipe joined together then to the gauge ok or will this give dodgy reading? Or is a seperate gauge for them both needed? Sounds like a daft question but I'm just wondering if say 1 side was pushing out 7 psi and the other was 4 psi I wouldn't know,I would jus...
by mcmental
Sat Mar 30, 2013 8:48 pm
Forum: Forced Induction
Topic: fuel pressure reg/filter king
Replies: 8
Views: 4524

Draw/suck through
by mcmental
Sat Mar 30, 2013 8:27 pm
Forum: Forced Induction
Topic: fuel pressure reg/filter king
Replies: 8
Views: 4524

At minute there's a facet red top pump on the car, its got twin Su carbs

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