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Thought as much - there's the problem. Not the same box and i have NO Kea's components within.

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Hope you mean something other than the 403 then cos they're basically the same thing and have interchangeable parts (obviously not all parts).

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Hope you mean something other than the 403 then cos they're basically the same thing and have interchangeable parts (obviously not all parts).

no they are not...01 is very much the baby brother of the 03. Steve explained it all to me why the 01 wouldn't work.

yeah 01, i do know that the 03 is bigger but everywhere they are bigger we have pretty much upgraded on the o1 to o3 stuff, the input shaft we are running now is actually bigger than the o3 and it still doesnt like it. we didnt have any o3's available to us at the time, maybe we should have waited, your car will tell us that! Thanks for the info though Dave, I assume yours is a BMS then??? I think the biggest problem with the car I am running is weight, its around 1600kg's and moving it just kill the gearbox.

Steve does good work have use his stuff before and good service also, KEAS is just a good friend of ours thus why we use him. I have checked your PM, can do mate just send some more details. I will get back to later this afternoon.

Cheers

just need the same baffle arrangment you made me last time - box'd out extention sump.

yeah 01, i do know that the 03 is bigger but everywhere they are bigger we have pretty much upgraded on the o1 to o3 stuff, the input shaft we are running now is actually bigger than the o3 and it still doesnt like it. we didnt have any o3's available to us at the time, maybe we should have waited, your car will tell us that! Thanks for the info though Dave, I assume yours is a BMS then??? I think the biggest problem with the car I am running is weight, its around 1600kg's and moving it just kill the gearbox.

Steve does good work have use his stuff before and good service also, KEAS is just a good friend of ours thus why we use him. I have checked your PM, can do mate just send some more details. I will get back to later this afternoon.

Cheers

no they are not...01 is very much the baby brother of the 03. Steve explained it all to me why the 01 wouldn't work.

Maybe I wasn't clear enough. Suggest you speak to Steve again and find out what will go where. I wasn't suggesting any of the hard, mechanical parts are the same. :huh:

Maybe I wasn't clear enough. Suggest you speak to Steve again and find out what will go where. I wasn't suggesting any of the hard, mechanical parts are the same. :(

Sure you were'nt- As i often qoute . "one should'nt pretend to know if one really does not". :)

Hopefully we dont run into to much trouble using the RE4R03a box but we do realise that we may have to replace one or more of the shafts with vasco items. Its no point replacing all the shafts with $600 a pop vasco items if the stock shafts (re-heat treated) do the job. In most cases ive seen stock shafts that have been softened, rehardened and cryoed have stood up better than 4340 items as in most cases these dont get hardened or get incorrectly hardened. Another thing that will effect the shafts besides engine torque and the weight of the car is the way in which the valve body and transbrake is designed and operates and the line pressure used. Ive seen one particular 4n71b box with so called hituff shafts crap themselves whilst the same type of box with re-hardened shafts last for years in another vl that had a lot more hp and also ran slicks.

I have had a few RE4R01a built by bms using re-hardened shafts (skyline input,subaru tall 1st, and mazda output) and havent had any breakage problems but these are used in fairly light cars like a Datsun 200b that weighs around 1000kg and runs 10.7 with a 1.4 60ft which has done around 100 passes. Before rigoli went rwd in his subaru they also used the RE4R01a box with a glide sized output shaft (the subaru version uses a smaller output shaft) that ran like 8.3 at 160 odd.

Steve has said that any shaft problems and he will jump straight on a plane and go get 10 vasco shafts made (10 is min order). We believe these RE4R03a boxes have great potential to be used as either a drag box in transbrake form or as a street box in reverse braking form. Setup with a good converter these boxes are great in a streeter as they can reduce lag and make the most of the huge midrange torque that turbocharged cars have to offer. We all now how weak a stocky gtr box is and what it can cost to replace these with something stronger. I think more guys need to go for a drive in a well setup auto in a turbocharged car.

Thanks for the input Smiley, given your back ground people should listen and learn from what you have to say as there is no compromise for experience.

Guys - if any one wants a performance engine built to a above average spec then touch base with Smiley fron DATSQIK HARDCORE JAP ENGINES, for he has been playing with Turbo charged engines before half of you were even born. Please don't bother him with basic questions , simply touch base if you want the best build and he will advise as to whether it's interesting enough for him - Yep - one of those guys, knows his shit rather than talk it!

Hopefully we dont run into to much trouble using the RE4R03a box but we do realise that we may have to replace one or more of the shafts with vasco items. Its no point replacing all the shafts with $600 a pop vasco items if the stock shafts (re-heat treated) do the job. In most cases ive seen stock shafts that have been softened, rehardened and cryoed have stood up better than 4340 items as in most cases these dont get hardened or get incorrectly hardened. Another thing that will effect the shafts besides engine torque and the weight of the car is the way in which the valve body and transbrake is designed and operates and the line pressure used. Ive seen one particular 4n71b box with so called hituff shafts crap themselves whilst the same type of box with re-hardened shafts last for years in another vl that had a lot more hp and also ran slicks.

I have had a few RE4R01a built by bms using re-hardened shafts (skyline input,subaru tall 1st, and mazda output) and havent had any breakage problems but these are used in fairly light cars like a Datsun 200b that weighs around 1000kg and runs 10.7 with a 1.4 60ft which has done around 100 passes. Before rigoli went rwd in his subaru they also used the RE4R01a box with a glide sized output shaft (the subaru version uses a smaller output shaft) that ran like 8.3 at 160 odd.

Steve has said that any shaft problems and he will jump straight on a plane and go get 10 vasco shafts made (10 is min order). We believe these RE4R03a boxes have great potential to be used as either a drag box in transbrake form or as a street box in reverse braking form. Setup with a good converter these boxes are great in a streeter as they can reduce lag and make the most of the huge midrange torque that turbocharged cars have to offer. We all now how weak a stocky gtr box is and what it can cost to replace these with something stronger. I think more guys need to go for a drive in a well setup auto in a turbocharged car.

The box should hold up ok...its the convertor im worried about. Ive got a RE4R03A 4WD box with factory Nissan transfer case out of an A32 Cima on its way from Japan. Ill pay Steve to set it up if you guys can hold convertors up to it. My car is 1360KG without driver and is capable of over 950AWHP...Dom Rigoli seems to think that ill split convertors and it will not work due to the weight...their car is much lighter than mine and they have huge convertor trouble. PPG dogbox will stay in for now.

Best of luck with it guys.

Edited by DiRTgarage

Hopefully we dont have any converter problems. I have seen similar deisigned converters holding more power. We are using a 9 1/2" outside with 8 1/2" inside and have been able to squeeze a mechanical diode in there. From what limited time we have had the converter in it feels fairly tight and is designed to hold 1200hp at 6000rpm. Only time will tell from here on in.

A little more to "eye ball" - Kept blowing the exhaust duct off. Your probably seeing about 800hp here, will post some larger numbers later - Thanks Timbo and Smiley for the video work.

.http://www.youtube.com/watch?v=Qk7x79V-ZwA

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