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Red89
Joined: Tue Jan 12, 2010 10:30 pm Posts: 2801 Location: Perth
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 Posted: Wed Nov 07, 2012 5:59 pm |
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atari4x4

az supporter
Joined: Mon Dec 11, 2006 10:30 pm Posts: 34843 Location: East Radelayed
Vehicle: SV420+SV620 Vitara's
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 Posted: Wed Nov 07, 2012 6:09 pm |
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not much sierra left in that one 
_________________ You're just hating because you don't understand
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Jester
Joined: Fri May 08, 2009 11:30 pm Posts: 726 Location: Adelaide
Vehicle: 1985 Suzuki MightyBoy
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 Posted: Wed Nov 07, 2012 6:27 pm |
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atari4x4 wrote: Trypt wrote: The dont they idle at 2g? I think you will find that any rotary making good power AND torque from down low will be lumpier than a stroker and there for pointless in a 4wd.
Bye yeah maybe when peripheral ported  stock 13b it will idle around 1000rpm with a skilled tuner it doesnt matter how aggressive the porting is, a 12a or 13b can idle smoothly at 800-900rpm one of my tradeschool lecturers lives and breathes rotors and has for 30+ years and has done it to many rotors including IDE carbed rotors. but apparently its quite the trick to get it right but is doable
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SierraDan

az supporter
Joined: Fri Feb 04, 2011 10:55 pm Posts: 9347 Location: Newcastle
Vehicle: G13BB Jimny
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 Posted: Wed Nov 07, 2012 7:52 pm |
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Not a cool rotary unless its going "braap braap braap braap" and skipping sideways at idle.
_________________ mlm
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Jester
Joined: Fri May 08, 2009 11:30 pm Posts: 726 Location: Adelaide
Vehicle: 1985 Suzuki MightyBoy
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 Posted: Wed Nov 07, 2012 8:18 pm |
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SierraDan wrote: Not a cool rotary unless its going "braap braap braap braap" and skipping sideways at idle. he still gets the typical noise under throttle, and loves the stealth aspect of it
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SierraDan

az supporter
Joined: Fri Feb 04, 2011 10:55 pm Posts: 9347 Location: Newcastle
Vehicle: G13BB Jimny
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 Posted: Wed Nov 07, 2012 8:21 pm |
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Jester wrote: SierraDan wrote: Not a cool rotary unless its going "braap braap braap braap" and skipping sideways at idle. he still gets the typical noise under throttle, and loves the stealth aspect of it Thats nice.
_________________ mlm
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datso
Joined: Fri Jan 30, 2009 10:30 pm Posts: 242 Location: Melbourne
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 Posted: Wed Nov 07, 2012 10:03 pm |
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atari4x4

az supporter
Joined: Mon Dec 11, 2006 10:30 pm Posts: 34843 Location: East Radelayed
Vehicle: SV420+SV620 Vitara's
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 Posted: Wed Nov 07, 2012 10:35 pm |
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so does a VN commodore motor.... still doesn't make it a good choice. 
_________________ You're just hating because you don't understand
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dono1

az supporter
Joined: Fri Nov 26, 2010 10:57 pm Posts: 566 Location: Mid North Coast NSW
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 Posted: Thu Nov 08, 2012 6:36 am |
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An ET pulsar motor (1.5L turbo) fits too but the starter hangs too low and the diff hits the starter motor on compression...
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datso
Joined: Fri Jan 30, 2009 10:30 pm Posts: 242 Location: Melbourne
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 Posted: Thu Nov 08, 2012 11:01 am |
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The reason I say ea81 is thats its pushrod has heaps of usable torque and weighs a tad less than a G16b unlike the SOHC and DOHC units which weigh almost double a G13A. For some reason the SOHC. DOHC units are super heavy compared to the OHV which is also used for ultralights and renown for its durabilty, no belts to change or chains to weigh it down and simple pushrods to keep it all at intended rpm and service ability.
Specifications Displacement: 1,781 cc Bore: 92 mm Stroke: 67 mm Compression Ratio: 8.7:1 Valvetrain: OHV Pushrod Horsepower: 73 bhp (54 kW; 74 PS) at 4,800 rpm Torque: 94 lb·ft (127 N·m) at 2,400 rpm Found on 1980-1989 Subaru Leone 1981-1987 Subaru BRAT
g13a 53 kW (71 hp) @ 6,000; 102Nm (75 ft-lb) @ 4,000)
g16b 95 hp (71 kW) @ 5,600 rpm; 132nm (98 ft-lb) @ 4,000 rpm. versus (54 kW; 74 PS) @ 4,800 rpm; 127nm (94 lb·ft) @ 2,400 rpm!!!!!!
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tanshi

az supporter
Joined: Tue Jan 09, 2007 10:30 pm Posts: 7719 Location: Brisbane
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 Posted: Thu Nov 08, 2012 11:09 am |
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looks like a shit load of effort for little to no gain.
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datso
Joined: Fri Jan 30, 2009 10:30 pm Posts: 242 Location: Melbourne
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 Posted: Fri Nov 09, 2012 1:50 pm |
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It would be different but still: Realiability is superior, ea81t turbo bits bolts on, ea series is bullet proof sits lower in engine bay better torque (boost or not) no timing belts or chains stock internals stronger sounds better My pick would be a 1mm+ bore factory g13b GTI bottom end ported g16a top end with bigger exhaust valves, supercharger, SU, good pipes & adapted vitara box with matching Vit bits.
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atari4x4

az supporter
Joined: Mon Dec 11, 2006 10:30 pm Posts: 34843 Location: East Radelayed
Vehicle: SV420+SV620 Vitara's
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 Posted: Fri Nov 09, 2012 3:20 pm |
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datso wrote: It would be different but still: Realiability is superior, ea81t turbo bits bolts on, ea series is bullet proof sits lower in engine baybetter torque (boost or not) no timing belts or chains stock internals stronger sounds better My pick would be a 1mm+ bore factory g13b GTI bottom end ported g16a top end with bigger exhaust valves, supercharger, SU, good pipes & adapted vitara box with matching Vit bits. then you'd have to lower your drive train to suit... personally i think it's a stupid idea which ever way you try to polish that turd, just because it's a free engine doesn't make it a good idea.
_________________ You're just hating because you don't understand
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OMEGA
Joined: Tue May 01, 2012 4:28 pm Posts: 89
Vehicle: 94 LWB VITARA
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 Posted: Sat Nov 10, 2012 8:20 am |
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rotor sound done right=schweeeet!!! subaaaroo noise done in anyway is like what atari said but more like a wet fart just before someone proper shits emself!
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KEENSY85
Joined: Wed May 09, 2012 12:46 am Posts: 1742 Location: north brisbane
Vehicle: 1985 lwb sierra UTE
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 Posted: Sat Nov 10, 2012 3:05 pm |
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Attari4x4 it only sits lower due to the enginebeing a boxter engine there not that tall until the later 1s,they used to keep the spare tyre on top of it under the bonnet ((im not taking the piss  )
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sideways

az supporter
Joined: Fri Oct 29, 2010 1:53 pm Posts: 5933 Location: Northcliffe, W.A.
Vehicle: LJs, Sierra, Jimny, Swift.
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 Posted: Sat Nov 10, 2012 8:42 pm |
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atari4x4 wrote: datso wrote: It would be different but still: Realiability is superior, ea81t turbo bits bolts on, ea series is bullet proof sits lower in engine baybetter torque (boost or not) no timing belts or chains stock internals stronger sounds better My pick would be a 1mm+ bore factory g13b GTI bottom end ported g16a top end with bigger exhaust valves, supercharger, SU, good pipes & adapted vitara box with matching Vit bits. then you'd have to lower your drive train to suit... You wouldn't get the crankshaft any lower, there's still a diff in the way. Actually, just looking at that pic... The camshaft appears to be below the cank so it'l probably have to go higher to get diff clearance.
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Fatzook

az supporter
Joined: Sat Oct 27, 2007 11:30 pm Posts: 14977 Location: The Hills
Vehicle: Vitara, NGV
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 Posted: Sat Nov 10, 2012 10:19 pm |
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sideways wrote: The camshaft appears to be below the cank so it'l probably have to go higher to get diff clearance. Finally! A use for SPOA 
_________________ 2013 GV 1998 SV420 ute
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KEENSY85
Joined: Wed May 09, 2012 12:46 am Posts: 1742 Location: north brisbane
Vehicle: 1985 lwb sierra UTE
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 Posted: Sun Nov 11, 2012 4:58 pm |
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banga
Joined: Tue Nov 17, 2009 10:30 pm Posts: 668 Location: sunshine coast
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 Posted: Sun Nov 11, 2012 8:10 pm |
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