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  Topic: Difficult starting 12A
Blake

Replies: 2
Views: 188

PostForum: Troubleshooting   Posted: Sat Apr 01, 2006 9:24 pm   Subject: Re: Difficult starting 12A
Hi,
I'm new here but have owned two '83 RX 7's. I still have one of them with a carbed 12A rotary engine but have not driven it for several years due to starting issues. I can get it started occasion ...
  Topic: ID rotary
Blake

Replies: 1
Views: 187

PostForum: Troubleshooting   Posted: Fri Mar 10, 2006 6:10 pm   Subject: Re: ID rotary
Hi,
I'm planning for the future. How do I tell the difference in engines? I'm looking for one from a wreaked RX8
If it's out of the car how do I know what year it's from and if it's the 238 hp mod ...
  Topic: Rotary piston seal lubrication.
Blake

Replies: 2
Views: 293

PostForum: The Round Table   Posted: Sat Feb 25, 2006 9:31 pm   Subject: Re: Rotary piston seal lubrication.
I've just had a look at this most excellent site. Am i right in saying that the Mazda Renesis has absolutely no oil lubrication to it's outer most rotary piston seals? I'm amazed since piston engines ...
  Topic: Fuel Consumption - hare-brained theory
Blake

Replies: 1
Views: 234

PostForum: The Round Table   Posted: Wed Feb 22, 2006 2:11 pm   Subject: Re: Fuel Consumption - hare-brained theory
I whole-heartedly believe in the "smiles-per-miles" philosophy, but fuel consumption and emissions is nevertheless a significant and interesting subject. Is there any validity to the following theory? ...
  Topic: Soft Metal
Blake

Replies: 1
Views: 210

PostForum: The Round Table   Posted: Mon Feb 20, 2006 3:00 pm   Subject: Re: Soft Metal
Clunk! All it takes is another idiot in a carpark opening his car door onto my RX-8 and there is another dent in the door!!! Fools bumping cars with their doors is one thing, but the RX-8 metal seems ...
  Topic: Inefficiency
Blake

Replies: 11
Views: 832

PostForum: The Round Table   Posted: Mon Feb 20, 2006 2:45 pm   Subject: Re: Inefficiency
This is my first post here.

Could someone please tell me why rotary engines have inefficiency problems? I have heard it is something to do with not all the fuel being burnt as the chambers are too ...
  Topic: Renesis Graphs
Blake

Replies: 2
Views: 254

PostForum: The Round Table   Posted: Mon Feb 20, 2006 1:43 pm   Subject: Re: Renesis Graphs
Does anybody have any diagrams showing the power output of the renesis engine with respect to volume (ie hp/cc) ?

I'm not sure I follow. HP/CC is not going to be a diagram but a number, and would o ...
  Topic: rotary engines
Blake

Replies: 7
Views: 746

PostForum: The Round Table   Posted: Mon Feb 20, 2006 1:34 pm   Subject: Re: rotary engines
Don't forget that the term 'Rotary Engine' does not apply only to Wankels. Wankels are just one type of rotary engine. Quite a number of early aero engines were ROTARY radials. The entire engine block ...
  Topic: put a turbo on NA rotary?
Blake

Replies: 1
Views: 203

PostForum: The Round Table   Posted: Sat Feb 11, 2006 7:37 pm   Subject: put a turbo on NA rotary?
Comression ratio is determined by the rotors. Turbo engines have rotors with a deeper combustion bathtub, so the compression ratio is lower. You cannot change the compression ratio without dissasembli ...
  Topic: 3 13b's Combined???
Blake

Replies: 1
Views: 234

PostForum: The Round Table   Posted: Wed Feb 08, 2006 11:49 am   Subject: Re: 3 13b's Combined???
I'm new to the rotary world and loving it.

I recently Aquired a 91 Auto RX7 from a friend for $200. Slight front bodydamage and the engine seals are going out. I went to a pic-and-pull and found 2 ...
  Topic: 13B It backfired and died..
Blake

Replies: 4
Views: 365

PostForum: Troubleshooting   Posted: Tue Feb 07, 2006 12:14 am   Subject: Re: RO-SPIT
Well it started this morning 8am 2/6/06. Ran for 1 min. and died. Finally started again at 4pm ran for 1 min and died. Not to start again today. It's the TEC 3.
For that min it ran good. Will hook up ...
  Topic: Coolant - What to Use
Blake

Replies: 3
Views: 357

PostForum: The Round Table   Posted: Mon Feb 06, 2006 9:35 pm   Subject: Coolant - What to Use
Thanks for the info Blake. I wasn't aware of the newer 'R' product. A couple of more questions.

Would it be better to run a lower pressure radiator cap, say 7 psi, rather than 0 pressure? I ask bec ...
  Topic: 13B It backfired and died..
Blake

Replies: 4
Views: 365

PostForum: Troubleshooting   Posted: Mon Feb 06, 2006 10:48 am   Subject: Re: 13B It backfired and died..
Hi
I have an '87 13B fuel injected (the Grassroots Mag RO-Sit) installed into a Triumph spitfire. It has a half bridge port and puts out 193 horse at the wheels. Today it backfired and died. I hav ...
  Topic: Coolant - What to Use
Blake

Replies: 3
Views: 357

PostForum: The Round Table   Posted: Sat Feb 04, 2006 6:19 pm   Subject: Re: Coolant - What to Use
I plan to change out the coolant in my 84 SE prior to the onset of hot weather. In Arkansas, that could be tomorrow! No winter here so far, but the forecast does call for snow Monday... Anyway I'm int ...
  Topic: Worst Rebuild Ever
Blake

Replies: 5
Views: 519

PostForum: Rebuilding   Posted: Tue Jan 31, 2006 6:06 pm   Subject: Worst Rebuild Ever
Oh, by the way, the cleaned rotor housing in the above picture proved to be junk (by our standards) after it was cleaned up. There is a narrow band of chome flake along one edge. Technically, it's sti ...
 
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