Search found 92 matches

by martin_t
Tue Jun 03, 2014 11:45 am
Forum: Engines Area
Topic: Carb backfire
Replies: 2
Views: 2085

What fuel pressure regulator are you using, and have you recently checked the timing? I had constant problems with a Holley fuel pressure regulator so will never use one again when Filter King make a much better product, and I also had backfires caused by not enough advance (albeit a blower engine)...
by martin_t
Mon Jun 02, 2014 8:50 pm
Forum: Engines Area
Topic: Carb backfire
Replies: 2
Views: 2085

Carb backfire

Hi Went for a longish drive yesterday and while following a tractor at about 40mph I had a large (and quite alarming!) backfire which seemed to come from the engine bay (manifold?) but difficult to say. It certainly didn't seem to come out the back (I have a GD with underslung exhausts). I drove on ...
by martin_t
Mon Feb 11, 2013 9:18 pm
Forum: Engines Area
Topic: Tuned Rover 3.5 turnkey engine and gearbox
Replies: 5
Views: 5068

Rover engine

Thanks guys, thats really helpful.

Regards

Martin
by martin_t
Fri Feb 08, 2013 12:31 pm
Forum: Engines Area
Topic: Tuned Rover 3.5 turnkey engine and gearbox
Replies: 5
Views: 5068

Tuned Rover 3.5 turnkey engine and gearbox

Hi Can someone give me an idea about what sort of price I should be asking for the following: Tuned turnkey engine including gearbox. Ready to install and fire up. Rover 3.5 V8 Engine (SD1) Recon LT77 gearbox and Bellhousing V8 Developements Stage 3 big valve heads Viper Hurricane Cam Crane "Hi...
by martin_t
Fri Jun 29, 2012 7:30 pm
Forum: Engines Area
Topic: RV8 TDC
Replies: 17
Views: 10447

If the tool is too short, then yes, it won't work as the engine will be free to rotate. But if the tool is long enough to hit the piston, then it works fine. Chris. Sorry to bang on about this. But if the tool is to long and the piston hits it, then you are not at TDC. So you back it off a bit but ...
by martin_t
Thu Jun 28, 2012 12:50 pm
Forum: Engines Area
Topic: RV8 TDC
Replies: 17
Views: 10447

Doesnt really matter how long the stop is, although if its waay too long or short you will have problems. The critical thing is that you rotate the engine by hand one way until it hits the stop, mark the position on the crank pulley as accurately as possible. Now rotate the engine the other way unt...
by martin_t
Thu Jun 28, 2012 11:48 am
Forum: Engines Area
Topic: RV8 TDC
Replies: 17
Views: 10447

So you need true TDC then. I've lost count of the TDC tools I've made and lent out over the years. I make mine by cutting the earth strap off a spark plug. Then break away the porcelain and a good chunk of the centre electrode. I like to ba able to push an old bolt or bit of stud about 5mm into the...
by martin_t
Sun Jun 17, 2012 5:42 pm
Forum: Electrical & Ignition Area
Topic: Understanding Ignition Timing
Replies: 11
Views: 3459

Actually Pete, the mist is starting to clear!!! Thanks mate, I think I am starting to understand. (putting it into practice is something else though!!!). One quick question, while gathering bits for the new engine, what dizzy would you suggest? Don't think I will stretch my knowledge going with an ...
by martin_t
Sun Jun 17, 2012 8:46 am
Forum: Electrical & Ignition Area
Topic: Understanding Ignition Timing
Replies: 11
Views: 3459

You want to be running more than 30 degrees on a 3.5 lump, 36 would be a better bet. I have also found that they idle is best with around 14. (quite a bit more than Rover specify). The Eddy 500 carb that you are running does not suit the Lucas vac advance very well at all. You are best off not usin...
by martin_t
Sun Jun 17, 2012 7:14 am
Forum: Electrical & Ignition Area
Topic: Understanding Ignition Timing
Replies: 11
Views: 3459

You want to be running more than 30 degrees on a 3.5 lump, 36 would be a better bet. I have also found that they idle is best with around 14. (quite a bit more than Rover specify). The Eddy 500 carb that you are running does not suit the Lucas vac advance very well at all. You are best off not usin...
by martin_t
Fri Jun 15, 2012 9:05 pm
Forum: Electrical & Ignition Area
Topic: Understanding Ignition Timing
Replies: 11
Views: 3459

Hi

Yes the engine runs and seems fine. Just feel from what people have said that maybe it will run better (?) with the right timing setup.

thanks

Martin
by martin_t
Fri Jun 15, 2012 4:55 pm
Forum: Electrical & Ignition Area
Topic: Understanding Ignition Timing
Replies: 11
Views: 3459

Understanding Ignition Timing

Hi I am trying to understand ignition timing but am struggling!! There are a few very knowledgeable guys on the forums I use, who have helped me massively, but I am still not sure about the timing side. I have a RV8 3.5. how do I know what the total advance timing should be set at? I have just watch...
by martin_t
Fri Jun 08, 2012 2:04 pm
Forum: Exhaust, Cylinder Heads, Fuel And Intake Area
Topic: Quad Webers v Eddy 500
Replies: 15
Views: 9257

With regards to EFI, if it was a system using throttle bodies then that would be a good setup but if it was a system using a single throttle plate then the gains over a well setup carb will not be all that great. (Note 'well setup carb' and this is only my opinion!!!). Martin, as you already have a...
by martin_t
Fri Jun 08, 2012 1:24 pm
Forum: Exhaust, Cylinder Heads, Fuel And Intake Area
Topic: Quad Webers v Eddy 500
Replies: 15
Views: 9257

Re: Quad Webers v Eddy 500

I suspect that webers of the right size would give you a fair bit more BHP than a Eddy 500 but they will cost you a hell of a lot of money! Also every single time you want to make a jet change that's 8 jets that you need to buy. Well setup webers will give you very good 'pick up' and a low steady i...
by martin_t
Fri Jun 08, 2012 10:17 am
Forum: Exhaust, Cylinder Heads, Fuel And Intake Area
Topic: Quad Webers v Eddy 500
Replies: 15
Views: 9257

Re: Quad Webers v Eddy 500

Hi Just a general inquiry for my interest, but can anyone tell me the performance benefits and fuel consumption difference between a set of Quad Webers and an Edelbrock 500 on a large Rover v8 engine in a Cobra replica or similar? Also I assume the Webers would be a nightmare to set up? Thanks Mart...

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