That sounds good, anybody know what they pull standard at the wheels? Also, weeds. What brand egt and probe did you end up using?
Tony
just had the defender run up on a dyno to confirm the tweak
95bhp
16psi boost
670 exhaust gas temp
the pump had been adjust twice by a workshop (pre and post simpson desert trip). i have read a heap of threads and taken in all the advice, i pulled things off to have a look, moved things a little bit but without a decent test hill close i took the easy option and threw it on the dyno. the good part is i know now exactly where it is at. yeh yeh i know a few of you have mention no need for a dyno but i'm happy with piece of mind that i have some measured data
the guy that ran it up on the dyno has a 4.2 tubo non intercooled nissian thats putting out 115bhp
the workshop is having a dyno shootout on saturday with a 4wd category...................i don't think i will be entering
That sounds good, anybody know what they pull standard at the wheels? Also, weeds. What brand egt and probe did you end up using?
Tony
out of a matter of interest... what sort of dollars needed to dyno a vehicle?
FOX 2008 RRS - Artemis 1989 Perentie FFR - Phoenix S2a 88" with more - Beetlejuice 1956 S1 86" - GCLRO #001 - REMLR #176
EVL '96 Defender 110 - Emerald '63 2a Ambulance 112-221 - Christine '93 Rangy - Van '98 Rangy - Rachael '76 S3 GS - Special '70 S2a GS - Miss B '86 Rangy - RAAF Tactical 200184 & 200168
i have a digital readout and a bent thermocouple so that it sits in the exhaust stream
$220 to dyno tune
i thnk i have educated them a bit as they were quite suprised that from standard the 300tdi runs around 15psi boost, even this morning they were wanting to fit some boost dump/blow off valve, they rang me back and said i was spot on about the boost, apparantly they need to fit them to the older toyotas and nissians
i think i paid somewhere between $200 and $300 at MR, that included an injector clean and tappet adjustment, i did have to take it back for a de-tune ofter the simpson desert trip
a mate of mine upto kilcoy i think where the local machanic has a dyno and charges $50 an hour 'from memory' for as many run ups as you like, my mate was making his adjustment in between in run
that sounds excellent Kevin;
95 bhp at the wheels , and Pyrometers reads 670 which I've been told is still acceptable. you said Boost test showed 16 psi of boost . have you tampered with the wastegating of the Turbo etc ?
I get 14-15 psi on my Boost gauge , I thought you may have slightly tweeked yours , do a search on this site for Waste gate adjustment or even post something up , plenty of very knowledgeable L/R mechannics here that are willing to show you how, I haven't tampered with mine as I didn't see the need to , I'll be putting a bigger/better intercooller on mine 300tdi before pushing more out of the Turbo. cheers
Last edited by Disco_owner; 4th June 2007 at 12:05 PM.
I run 17 psi boost at the inlet manifold on my 300tdi, from research I have done this appears to be a safe maximum but some people have run 20psi,they are braver than me. I found the easiest way to adjust the boost was to install a bleed v/v in the waste gate actuator pipe, then adjust it up slowly untill you get the boost you want. The bleed v/v's can be bought from ant speed shop all the young blokes use them to adjust their Jap turbo wizzbangs, cost about $80-100.![]()
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What is a bleed v/v?
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